CompTIA 1.0
Marlee is working on his binary and hexadecimal code conversions. If Marlee is given the number 18, what is the binary and hexadecimal code? 00001001, 13 00000101, 1A 00010001, 11 00010010, 12
00010010, 12
What is the decimal number 75 in binary and hexadecimal? 5C in binary and 0101 1100 in hex 4B in binary and 0100 1011 in hex 0101 1100 in binary and 5C in hex 0100 1011 in binary and 4B in hex
0100 1011 in binary and 4B in hex
What is the number 6 in binary? 0110 1100 0011 1001
0110
Which of the following is the fastest transfer rate? 1 bps 3 Kbps 10 Mbps 1 Gbps
1 Gbps
Which of the following is the correct abbreviation for a one-megahertz clock? 1 mhz 1 MHz 1 mHz 1 Mhz
1 MHz
How many Megahertz are in a Gigahertz? 10 MHz 100 MHz 1,000 MHz 10,000 MHz
1,000 MHz
How many hertz are in a Megahertz? 10,000 Hz 100 Hz 1 Hz 1,000,000 Hz
1,000,000 Hz
Approximately how many bytes are in a Gigabyte? 1,000,000,000 bytes 1,000 bytes 1,000,000 bytes 1,000,000,000,000 bytes
1,000,000,000 bytes
Approximately how fast is the data transfer rate of Tbps? 1,000,000 bps 1,000,000,000 bps 1,000,000,000,000 bps 1,000 bps
1,000,000,000,000 bps
Approximately how large is a Petabyte? 1024 bytes 1,000,000 bytes 1,000,000,000,000 bytes 1,000,000,000,000,000 bytes
1,000,000,000,000,000 bytes
What is the exact speed of Gbps? 8 bps 1,024 Mbps 1,024 Kbps 1,024 bps
1,024 Mbps
Which of the following transfer rates is the FASTEST? 1,282 Kbps 1.24 Gbps 1,480 Mbps 181 Mbps
1,480 Mbps
Which of the following transfer rates is the FASTEST? 181 Mbps 1.24 Gbps 1,480 Mbps 1,282 Kbps
1,480 Mbps
Which of the following is the correct binary representation of the number 2? 110 10 101 11
10
Which of the following is the correct binary representation of the number 21? 11000 10110 10101 10111
10101
Which of the following is the correct binary representation of the number 22? 11000 10110 10101 10111
10110
Which of the following is the correct binary representation of the number 23? 11000 10110 10101 10111
10111
Which number is equivalent to 2^10? 2000 20 128 1024
1024
Exactly how many GB are in a TB? 1600 GB 1024 GB 1000 GB 16 GB
1024 GB
Which of the following is the correct binary representation of the number 24? 11000 10110 10101 10111
11000
Elijah is working on his binary and hexadecimal code conversions. If Elijah is given the number 240, what is the binary and hexadecimal code? 11101111, EF 11110000, F0 11101110, EE 11110001, F1
11110000, F0
Which setup would provide for the fastest speed? 16GB RAM at 2133 MHz 8GB RAM at 1333 MHz 8GB RAM at 2133 MHz 16GB RAM at 1333 MHz
16GB RAM at 2133 MHz
When was IBM formed? 1890 1947 1911 1978
1911
When was the transistor developed? 1959 1947 1911 1988
1947
When did the World Wide Web become available to the public? 1945 1989 1995 1994
1994
Which item represents a CPU clock speed? 2.8 GHz 1 Gbps 2000 MT/s 3.1 TB
2.8 GHz
When did Apple release the iPhone? 2004 2008 2007 2001
2007
How many different possible combinations of one byte can there be? 1024 256 2048 512
256
How many possible values would an 8-bit audio sample have? 256 256,000 16 65,000
256
A consumer wants to add a hard drive to their computer to store video from their camera. Which of the following is the storage capacity of a modern hard disk drive (HDD) purchased from a computer store? 3 terabytes 8 megabytes 4 gigabytes 1,024 kilobytes
3 terabytes
What is the number 0101 in decimal? 3 5 1 7
5
What is the decimal number 7 in hexadecimal? 2F AB 13 7
7
What is ASCII? A character encoding standard for electronic communication A private key used to decipher emails A public key used to encrypt Facebook posts The successor to the American Secret Code
A character encoding standard for electronic communication
What is a hertz? A unit of physical tolerance Infrequency A cycle per second None of the above
A cycle per second
Which of the following is true? A gigabyte is 1024 megabytes A gigabyte is 1000 kilobytes A megabyte is 1000 gigabytes A megabyte is 1024 gigabytes
A gigabyte is 1024 megabytes
Which of the following should NOT be done during the troubleshooting process? Question users about what seemed to happen Duplicate/replicate the problem, if possible If the problems are small ones, combine them into one larger problem If the problem is a large one, break it down into smaller problems
If the problems are small ones, combine them into one larger problem
The sequence of events in processing information, which includes: 1. Input, 2. Processing, 3. Storage, and 4. Output Expansion card Information Processing Cycle Solid state storage Cycle
Information Processing Cycle
Which of the following lists the basic computing and processing steps in order? Input, retrieval, processing, and storage Input, processing, output, and storage Input/output, processing, and storage Input, retrieval, output, and storage
Input, processing, output, and storage
What part of the process of data analytics is most closely supported by meaningful reporting? Insights Information Correlation Data
Insights
What data type would best store a person's age in years? String Float Boolean Int
Int
Which data type provides for whole numbers only? Hexadecimal Boolean Integer Secondary
Integer
Which of the following problems would be the MOST difficult to troubleshoot? Software error Hardware error Intermittent problem Overheating
Intermittent problem
Which of the following is NOT a term used with intellectual property protection? Invention Copyright Trademark Patent
Invention
What are two closed-ended questions that a technician could ask a user while trying to identify the problem with a printer? (Choose two.) What were you doing when the problem occurred? What recent software or hardware changes have been made to your computer? What error messages were displayed when the problem occurred? Is the printer powered on?
Is the printer powered on?
You are setting up a new computer, but it doesn't seem to be working. Should you check anything or contact the manufacturer? Just contact the manufacturer and get their technical opinion. It's a brand-new computer, you don't need to check anything. It's broken. Unplug everything and send it back. It would be best to double-check you have connected the cables correctly.
It would be best to double-check you have connected the cables correctly
Which of the following terms is used to describe a cycle or version that is repeated over and over? Waterfall Agile SDLC Iterative
Iterative
Who invented the microchip and when? Herman Hollerith; 1890 Jack Kilby; 1959 Seymour Cray; 1972
Jack Kilby; 1959
Which of the following is the correct abbreviation for kilobits per second? KBps kbps kBps Kbps
Kbps
A megabyte is one step larger than which of these? Kilobyte Gigabyte Terabyte None of the other choices
Kilobyte
Which is an example of data driven meaningful reporting? John thinks the red cars look nicer than the blue cars Dr. Acton thinks the housing market will have a slight decline soon Last month's profits show that the advertising is working Linda has a gut feeling that profits will increase this month
Last month's profits show that the advertising is working
When working with an application to generate graphical reports, which of the following chart types would work BEST for data that changes over time at intervals? Line graph Excel table Pie chart Bar chart
Line graph
Which of the following is NOT a data type? Int Loc Char Bool
Loc
Vladimir has just completed the manual software setup of his NIC. Afterward a message pops up on his Windows machine notifying him that there is an IP conflict. What should he do to resolve this problem? Log in to his router to find which device is causing the conflict Change the IP address of his computer Restart his router Restart his PC
Log in to his router to find which device is causing the conflict
Jeremy is looking to find the label for the units that are used to measure the speed of his Front Side Bus. In what units should his FSB be labeled? BPS MHz IOPS PPS
MHz
Which of the following is an example of a digital product? MP3 file Letter Manuscript Newspaper
MP3 File
You are trying to connect a new USB device to your computer. You install the driver and then connect the device to an open USB port. The device does not work. Which of the following troubleshooting steps is the BEST to try first? Install a new USB controller card. Replace the USB device. Make sure the USB device is plugged in properly. Try a different USB cable.
Make sure the USB device is plugged in properly
An employee submitted a support ticket stating that her computer will not turn on. Which of the following troubleshooting steps should you take first? Use a multimeter to test the power supply. Make sure the power cord is plugged into the wall. Make sure the keyboard and mouse are plugged in. Open the computer and replace the power supply.
Make sure the power cord is plugged into the wall
Rita is a network administrator at a small office supplies company. She has been asked to design and implement a major upgrade of the company's network infrastructure. Which of the following activities will best help Rita to successfully manage this project? (Choose TWO.) Make sure the project requirements are clear and comprehensive Organize the project into a series of linear or sequential phases Eliminate every possible risk before proceeding with the project
Make sure the project requirements are clear and comprehensive
An employee submitted a support ticket stating that her computer will not turn on. Which of the following troubleshooting steps should you take first? Make sure the surge protector is turned on. Use a multimeter to test the power supply. Make sure the keyboard and mouse are plugged in. Open the computer and replace the power supply
Make sure the surge protector is turned on
1,000,000 bps is approximately how fast? Mbps Gbps Tbps Kbps
Mbps
______ simply means to provide information to an organization or individual to help them make an informed decision. Information analysis Meaningful reporting Data analysis Educated guessing
Meaningful reporting
A gigabyte is one step larger than which of these? Kilobyte Megabyte Terabyte None of the other choices
Megabyte
Which is larger? Megabyte or Kilobyte
Megabyte
Which of the following is approximately 1,000,000 bytes? Kilobyte Gigabyte Millibyte Megabyte
Megabyte
Which of the following is data temporarily stored on? Keyboard Hard drive Memory chips Printed page
Memory chips
Which of the following is data temporarily stored on? Memory chips Printed page Hard drive Keyboard
Memory chips
What's the difference between memory and storage? Storage is for short-term data, memory is for long-term data There is no difference Memory refers to the processor, storage refers to the RAM Memory is for short-term data, storage is for long-term data
Memory is for short-term data, storage is for long-term data
Which invention made it possible to have an entire computer on a single circuit board? Vacuum tubes Microchip Transistors Silicon
Microchip
Which of the following is NOT an example of an input device? Mouse Keyboard Camera Monitor
Monitor
Which Creative Commons license type states that a work can be distributed as long as it is not changed? Attribution Non-Commercial None of the other choices No Derivative Works
No Derivative Works
Dwight just got a brand new PCIe video capture card to replace his old PCI video capture card. Unfortunately, he could not install it in his computer, and he had to return it to the computer store. Which of the following was the problem with his motherboard? It did not support video capture cards. It did not have an onboard RAID controller. No PCIe slots. Not enough PCI slots.
No PCIe slots
Diana is using an image she found online in a poster that she is selling, even though the license states she is not allowed to make money off of it. Which license type would Diana MOST LIKELY be violating? Intellectual Property No Derivative Works Non-Commercial Attribution
Non-commercial
A kilobyte is one step larger than which of these? Megabyte Gigabyte Terabyte None of the other choices
None of the other choices
Which of the following does NOT need to be inspected if the computer fails to turn on? The power supply None of the other choices Traces on the motherboard The outlet
None of the other choices
Consists of four bits, and is sometimes known as a half-byte. Notebook Byte Bit Nybble
Nybble
What does OCR stand for? Outstanding Conference Registrar Optimal Computer Requirements Optical Character Recognition Official Computing Region
Optical Character Recognition
Martha has a printer attached to her workstation with a USB cable. Monday morning she calls in sick and her computer is off. Which of the following is true? Other users will not be able to print. Other users will be able to print to the printer with no problems. Other users need to turn the printer on, and then they can print with no problems. Other users should map it as a network printer, and then they can print with no problems.
Other uses will not be able to print
The process of transferring processed information to the user. CD-RW DVD-RW Output Input
Output
What type of processing unit is a printer? Nonessential Essential Output Input
Output
Which of the following is an example of a physical product? MP3 file YouTube Video Paperback Book Audiobook
Paperback Book
A ______ is limited duration property rights relating to an invention. Invention Patent Copyright Trademark
Patent
Which of the following lasts 15 or 20 years, depending on the specific type? Copyright Invention Trademark Patent
Patent
What is TRUE about legal protection for a novel software algorithm? Trademark provides the best protection as it can enforce ownership to protect the unique elements of a software algorithm. You can only copyright the name, not the software algorithm itself. The copyright will make you the sole owner of that brand. You can't legally protect a novel software algorithm. It will be owned by the original publisher of the software that you used to create it. Patent provides the best protection as it can enforce ownership even if someone tries to write the algorithm in a slightly different way.
Patent provides the best protection as it can enforce ownership even if someone tries to write the algorithm in a slightly different way.
Rita is a network administrator at a small office supplies company. She has been asked to design and implement a major upgrade of the company's network infrastructure. Which of the following activities will best help Rita to successfully manage this project? (Choose TWO.) Perform a thorough needs assessment for the company Organize the project into a series of linear or sequential phases Eliminate every possible risk before proceeding with the project
Perform a thorough needs assessment for the company
Which is larger? Petabyte or Kilobyte?
Petabyte
Which of the following is a top cause of motherboard failure? Physical damage Liquid damage Corrupted BIOS Incompatible chipset driver
Physical damage
When working with an application such as Microsoft Excel to generate graphical reports, which of the following chart types would work BEST for data that has relative percentages of a whole? Line graph Pie chart Bar graph Excel table
Pie chart
You are troubleshooting a malfunctioning notebook computer. Nothing appears on the LED display when the system is powered on. Which of the following is the BEST step to try first? Replace the motherboard Calibrate the battery Plug in an external monitor Replace the video card
Plug in an external monitor
What is the most important reason for a company to ensure that computer preventive maintenance is done? Preventive maintenance enables the IT manager to check on the location and state of the computer assets. Preventive maintenance helps to protect the computer equipment against future problems. Preventive maintenance allows the IT department to regularly monitor the contents of user hard drives to ensure computer use policies are being followed. Preventive maintenance provides an opportunity for junior technicians to obtain more experience in a non-threatening or problem environment.
Preventive maintenance helps to protect the computer equipment against future problems.
A user has entered a search string into an application and clicked on the search icon. Which of the following is the NEXT step in the computing process? Input Processing Storage Output
Processing
A user has entered a search string into an application and clicked on the search icon. Which of the following is the NEXT step in the computing process? Storage Output Processing Input
Processing
Of the basic four functions common to all computers, which function consists of the CPU, main memory and controls the data? Output Processing Input Storage
Processing
Which of the following Scrum artifacts is a central list of work that needs to be done? Sprint goal Product backlog Sprint backlog Project evaluation
Product backlog
What is the person called on an Agile team who gets to decide what goes on the sprint backlog and whether a task is done or not? Product owner Marathon runner Manager Team leader
Product owner
What is the collective name for creations that are not the intellectual property of anybody? Unclaimed Works Royalty Free Public Domain Federal Reserve
Public Domain
After you identify the problem, what step should you take next? Document findings, actions and outcomes Test the theory to determine cause Question the obvious Verify full system functionality
Question the obvious
Which two issues are likely to cause BSOD errors? RAM failing lack of antivirus software power supply failure out-of-date browser
RAM failing
A typical computer monitor is which type of display? Vector White RGB Raster
RGB
Which type of digital picture is made by storing individual pixel values? Pixel map High-res Raster Vector
Raster
Kevin notices that his wireless connection shows the "No Connectivity" icon. He is certain that he selected a network and typed in a password. What should he try next to resolve the issue? Turn off homegroup and turn it back on Turn the wireless card off and back on again Re-type the passphrase, they often have special characters Go into Device Manager and disable and enable the wireless card
Re0type the passphrase, they often have special characters
Tongo wants to build his knowledge base about troubleshooting printer problems so that he can be transferred to his IT department's printer division. What would be the best way for him to use his spare time to achieve this goal? Read online printer troubleshooting forums Read about how typewriters work Print as much information as possible Take as many printer problem tickets as possible in his department
Read online printer troubleshooting forums
Which of the following is the first step in verifying that a problem has been fixed? Opening the program Rebooting the system Running a virus scan Running the computer for an extended time period
Rebooting the system
Which of the following is NOT a process of a computer? Rendering Output Storage Input
Rendering
Which of the following Microsoft Access database features provides the BEST way to organize and summarize data for analysis? Reports Forms Tables Queries
Reports
Which of the following is often the hardest part of troubleshooting? Implementing a solution Reproducing the problem Documenting findings Asking the user questions
Reproducing the problem
Which of the following rights is NOT guaranteed by copyright? Right to reproduce a work Right to make derivatives Right to sell, rent, or lend Right to avoid criticism
Right to avoid criticism
Which of the following are exclusively associated with copyright protection? answer Right to use a trademark Right for anyone to display a work Right to apply for a patent Right to reproduce small excerpts of a work Right to lend a work
Right to lend a work
Which of the following are exclusively associated with copyright protection? answer Right to use a trademark Right for anyone to display a work Right to apply for a patent Right to make derivatives of a work Right to reproduce small excerpts of a work
Right to make derivatives of a work
Which of the following are exclusively associated with copyright protection? answer Right to use a trademark Right for anyone to display a work Right to apply for a patent Right to reproduce a work Right to reproduce small excerpts of a work
Right to reproduce a work
Garrett notices that his Windows PC is showing limited connectivity. Which of the following is most sensible to check to see if his computer is receiving an IP address from the DHCP server? Run Ipconfig with no options Run a PING to the default gateway to test LAN connectivity Run Netstat to see what outgoing connections there are Run multiple Tracert commands to google.com
Run Ipconfig with no options
Nick notices that his connection to YouTube drops intermittently. Sometimes it works and sometimes it fails. He has verified that everything on his LAN is configured and working properly. What can he do next to further investigate where the problem may be occurring? Run multiple Tracert commands to google.com Run Ipconfig with no options Run Netstat to see what outgoing connections there are Run a PING to the default gateway to test LAN connectivity
Run multiple Tracert commands to google.com
Arina's computer suddenly turned off by itself. Arina immediately suspected that she had a virus. To begin troubleshooting, what should Arina do first? Check all power connections Replace her keyboard Turn on her monitor Run virus check
Run virus check
Which of the following is a lossless compression algorithm? PNG Run-length encoding Compression artifact MP4
Run-length encoding
Which of the following is a Digital Millennium Copyright Act (DMCA) provision that protects ISPs from being held liable for the copyright infringement others who use their systems commit? Safe Haven Fair Use Safe Harbor Public domain
Safe Harbor
Digital sound recordings capture sound waves and divide them into distinct segments. Each segment is assigned a value. What is that value called? Bit depth Resolution Sample height Sampling rate
Sample height
Which of the following can be used to capture data? Scanner Printer Mouse Monitor
Scanner
A technician is designing a hardware preventive maintenance plan for a company. Which strategy should be included in the plan? Only clean equipment that is requested by the customer. Avoid performing maintenance operations on plug and play devices that are controlled by the operating system. Schedule and document routine maintenance tasks. Omit performing maintenance operations on components until the equipment malfunctions.
Schedule and document routine maintenance tasks
Which of the following terms is used to describe a lightweight development process with very little overhead? Iterative SDLC Scrum Waterfall
Scrum
What is a unique mark that identifies a service? Watermark Service mark ID Ver. None of the other choices
Service mark
Which is an example of information and not data? Shane threw 98 pitches total, 50 were strikes while 48 were balls Shane did better versus left handed batters than he did versus right handed batters Shane stuck out 4 batters last night Shane's fastest pitch was 96 mph
Shane did better versus left handed batters than he did versus right handed batters
What does a one-gigahertz clock mean? Some number of bits can be manipulated at least one million times per second Some number of bits can be manipulated at least one thousand times per second Some number of bits can be manipulated at least one billion times per second Some number of bits can be manipulated at least one time per second
Some number of bits can be manipulated at least one billion times per second
Benjamin was given a custom built, custom configured computer from a friend. He brings it home and sets it up. In his excitement, he connects to Steam to begin downloading his favorite game. He notices that the transfer speeds are even slower than his old computer using the same wires. What configuration setting might he check and change to fix this slow communication? Network Address Max IRQ per Second Speed and Duplex Receive Buffers
Speed and Duplex
Once raw data has been collected, which of the following are used to look for trends, patterns, and correlations? Databases Data points Statistical tools and formulas Data-driven business decisions
Statistical tools and formulas
Which of the following provides a computer system with the ability to retrieve and manipulate data at a future time? Input Processing Output Storage
Storage
Which of the following provides a computer system with the ability to retrieve and manipulate data at a future time? Storage Transistor Processing Microchip
Storage
Which of the following BEST describes what a kilobyte is a measurement of? Power level Storage space CPU speed Data throughput
Storage space
"Joseph" is an example of what data type? String Byte Loc DateTime
String
What data type would best store a username? Float Int String Boolean
String
Which of the following played vital roles in the advancement of national defense, science, and social change? Supercomputers Microchip Hollerith's Tabulating Machine Smartphones
Supercomputers
Which of the following is a methodology used by systems analysts? Total Quality Management (TQM) Business Process Management (BPM) System Development Life Cycle (SDLC) Assess, Design, Develop, Implement, Evaluate (ADDIE)
System Development Life Cycle (SDLC)
What are pixels that are the exact same between multiple frames called? Temporal redundancy Lossless compression Run-length encoding Compression artifact
Temporal redudancy
Of the following, which is the largest? Terabyte Megabyte Gigabyte Kilobyte
Terabyte
Which is larger? Terabyte or Gigabyte
Terabyte
When testing solutions you should ______. Test solutions in pairs Test multiple solutions at once Test all solutions at once Test one solution at a time
Test one solution at a time
Kim has been asked if the ASCII code is still used today. Which of the following is the best description for Kim to use? The ASCII is character code built for only special characters. The ASCII is character code built for the letters, numbers and symbols on a keyboard. The ASCII is character code built for the numeric keypad and using numbers only. The ASCII is character code used in older operating systems but is not needed with today's technology.
The ASCII is character code built for the letters, numbers and symbols on a keyboard.
A user has opened a ticket that indicates that the computer clock keeps losing the correct time. What is the most likely cause of the problem? The operating system needs to be patched. The CMOS battery is loose or failing. The CPU needs to be overclocked. The motherboard clocking crystal is damaged.
The CMOS battery is loose or failing
Which situation would require that a support desk call be given the highest priority? The company cannot operate because of a system failure. Two users are requesting an application enhancement. Some computers cannot log in to the network. A couple of computers have operating system errors. A user is requesting a RAM memory upgrade.
The company cannot operate because of system failure
What is a symptom of a failing power supply? The computer displays a POST error code. The computer sometimes does not turn on. The display has only a blinking cursor. The power cord will not attach properly to either the power supply or wall outlet or both.
The computer sometimes does not turn on
What indicates that the charge on the CMOS battery could be getting low? The computer fails to boot. A beep error code occurs during POST. The computer time and date are incorrect. Performance while accessing files on the hard drive is slow.
The computer time and date are incorrect
Tamika was using her new hair dryer when all of a sudden it stopped working. She has been learning about applying the principle of Occam's Razor in all troubleshooting scenarios. According to this razor, which of the following would be the most likely cause of Tamika's hair dryer problem? A solar prominence caused an electromagnetic pulse that damaged Tamika's hair dryer The hair dryer came unplugged Tamika's new hair dryer was sabotaged by a disgruntled assembly line worker in the Philippines Tamika's cat Arnold chewed through the hair dryer's power cord while she was not looking
The hair dryer came unplugged
To ensure you get the exact replacement plastics or frame parts for a particular laptop, where should you order replacement parts from? The Microsoft website www.newegg.com The manufacturer's website Apple computers
The manufacturer's website
What is the best way to learn about screen replacement for a particular laptop? YouTube videos Textbook Forums The manufacturer's website
The manufacturer's website
What crucial piece of information would you need when trying to locate support information about a computer system on the manufacturer's website? The cost and date of purchase. The voltage on the power supply. The model number or a service code. The type of keyboard and mouse you are using.
The model number or a service code
While troubleshooting a printer problem, a technician discovers that the printer has been connected to the wrong computer port. Which printer problem would this mistake have caused? The print spooler displays an error. When a document is printed, there are unknown characters on the page. Blank pages are printed by the printer. The print queue is functioning, but print jobs are not printed.
The print queue is functioning, but print jobs are not printed
A technician just installed a scanner and the light will turn on, but will not scan. Where should the technician look for more information? Her manager The scanner's manufacturer website Technical community support groups The computer documentation
The scanner's manufacturer website
What is the main purpose of agile methodologies? answer To make sure the entire IT project follows a series of sequential phases, from preliminary analysis to implementation To control the costs of IT projects To divide large IT projects into smaller, more manageable projects as part of an iterative process To incorporate artificial intelligence into the IT design and development process
To divide large IT projects into smaller, more manageable projects as part of an iterative process
Which is an example of data and not information? Gas seems to be cheaper this month than last month First period performed better than third period on the exam January is typically colder than June Tony made $56.72 from selling his painting
Tony made $56.72 from selling his painting
Which of the following are features of using an Excel table to store data? Graphing Total row Range Data correlation
Total Row
Which choice may be considered both an input and output device? Touch screen monitors Scanner Printer Fax machine
Touch screen monitors
Which of the following is a type of input device? Speakers Touchscreen Monitor Hard drive
Touchscreen
A ______ is a unique design that identifies a product or company. Trademark Invention Patent Copyright
Trademark
A business has come up with a new logo for the company and they want to protect the logo as part of their brand. Which of the following protections should they use? Copyright Intellectual property Trademark Patent
Trademark
Which of the following does not expire? All of the other choices Trademark Copyright Patent
Trademark
Which of the following exist to help consumers know what products they're buying? Patents Copyrights Fair Use Trademarks
Trademarks
Which invention allowed computers to become smaller in size? Vacuum tubes Silicon Transistors Laptops
Transistors
Tbps is faster than Mbps. False True
True
The higher the amount of hertz, the faster a computer can process data. True False
True
Following installation of an application, another program on your computer has stopped working. What could you do to try to fix it? Log into User Account Control and edit the settings in the control panel and reduce the security posture. It may have blocked the other program. Try using the software components tab under Device Manager to fix the problem. Try using the Turn Windows features on or off dialog tab from Programs and Features (if available). Try using the Repair option in Programs and Features (if available) or re-installing the program.
Try using the Repair option in Programs and Features (if available) or re-installing the program
What is the current range for Unicode? U+0000 to U+9999 U+0000 to U+FFFF U+0000 to U+10FFFF U+0000 to U+000000
U+0000 to U+10FFFF
Which is an example of a Unicode standard? UNI-9 UTF-17 UNI-8 UTF-16
UTF-16
Which data representation format can encode the widest range of characters? Unicode ASCII Hex Binary
Unicode
Which of the following encoding schemes would MOST likely be used to represent an emoji? Hexadecimal ASCII Binary Unicode
Unicode
Which of the following is a standard for consistent encoding, representation, and handling of text? Hexadecimal Bilateral None of the other choices Unicode
Unicode
What does USPTO stand for? United States Postal and Transport Office United States Postal and Transit Office United States Patent and Trademark Office United States Patent Transit Office
United State Patent and Trademark Office
You are looking for content on a topic, but your search is returning millions of matches that are not particularly helpful. Which option includes two methods that you could use to get better search results? Use a different search engine, or start your search over and come back to it later. Search using a broader criterion (don't be as specific), or use an asterisk (*) in place of a character in your search term. Use more search keywords (ideally with 'uncommon' words), or search for an exact phrase by enclosing it in quotes. Verify your spelling using a spellchecker, or use a question mark in place of a character in your search term.
Use more search keywords (ideally with 'uncommon' words), or search for an exact phrase by enclosing it in quotes.
Which type of digital picture can be scaled to any size without losing quality? Raster High-res Vector Transparent
Vector
Alek has been troubleshooting a problem with a friend's computer, and he has established a plan of action and implemented the plan to get a fix. What should be the next step that Alek takes? Verify the fix Celebrate with his friend by going out to dinner at Roscoe's Back up his friend's data Run diagnostics on the hard drive
Verify the fix
After solving a problem on a computer, a technician checks the event log to ensure that there are no new error messages. At which step of the troubleshooting process is this action taking place? Establish a theory of probable cause. Document the findings. Verify the solution and full system functionality. Determine an exact cause.
Verify the solution and full system functionality
Does it influence audio or video quality? Color Depth
Video
Does it influence audio or video quality? Frame Rate
Video
Does it influence audio or video quality? Resolution
Video
Which of the following terms is most often used to describe a sequential or linear process of systems analysis and design? Agile Waterfall Iterative Real-world
Waterfall
Which of the following is NOT an element of effective cost control in IT project management? Cost forecasting Detailed record-keeping Regular budget reviews Waterfall methods
Waterfall methods
A help desk technician is talking to a user to clarify a technical problem that the user is having. What are two examples of open-ended questions that the technician might use to help determine the issue? (Choose two.) Can you boot the operating system? Has anyone else used the computer recently? Can you boot up in safe mode? What happens when you try to access your files?
What happens when you try to access your files?
A help desk technician is talking to a user to clarify a technical problem that the user is having. What are two examples of open-ended questions that the technician might use to help determine the issue? Can you boot the operating system? Has anyone else used the computer recently? Can you boot up in safe mode? What updates have you performed lately?
What updates have you performed lately?
Which of the following was the most widely used personal computer application until the mid-90s? United States census Internet Games Word processing
Word Processing
Your computer locks up (freezes) periodically and feels hot to the touch. Could these things be related? No, temperature of your computer does not affect computer operation. No, two different problems likely exist that need troubleshooting. Yes, overheating often occurs when the computer is locked up. Yes, many lockup problems are caused by overheating.
Yes, many lockup problems are caused by overheating
You want to find something on a particular website, but the site does not have a search tool. Could you use a general search engine (and if so, how)? Yes—just type the website name first in the search engine, and then the keywords in quotations. No—it is not necessary to use a general search engine. Just type CTRL-F and type the word you are looking for. No—you just need to keep searching the website until you find what you're looking for. Yes—you use an advanced search form and provide a URL such as comptia.org.
Yes—you use an advanced search form and provide a URL such as comptia.org.
What are three common causes of operating systems problems? incorrect IP addressing information loose cable connections a corrupted registry CMOS battery problem
a corrupted registry
What are three common causes of operating systems problems? incorrect IP addressing information loose cable connections failed service pack installation CMOS battery problem
a failed service pack installation
Data transfer rates are measured in ______. bits bytes per second bits per second bytes
bits per second
Which of the following stands for bits per second? Gbps GBps Bps bps
bps
A ______ is comprised of eight binary digits. byt bit bite byte
byte
A ______ is comprised of eight binary digits. byte bit boolean string
byte
The fundamental unit of measure for computer data, which consists of eight bits. One character which could be a letter, number, space, punctuation mark, or symbol. nybble bit byte server
byte
Storage is measured in ______. bytes per second bytes bits per second bits
bytes
What two preventive maintenance tasks should be scheduled to occur automatically? updating the operating system software resetting devices by applying the factory reset feature checking the disks for bad sectors scanning the signature files
checking the disks for bad sectors
Which cleaning tool should be used to remove dust from components inside a computer case? cotton swabs compressed air damp cloth duster
compressed air
Which two issues are likely to cause BSOD errors? lack of antivirus software power supply failure device driver errors out-of-date browser
device driver errors
Which step in the troubleshooting process is important to help avoid repeating repair processes that were performed previously? implementation of the solution documentation of the problem and its solution identification of the problem preparation of a plan of action
documentation of the problem and its solution
How many bits are in a single byte? four eight twelve sixteen
eight
What two roles or tasks are associated with the level one technician? receiving escalated work orders from level two technicians gathering diagnostic information from a customer computer escalating a trouble ticket to a level two technician remotely updating customer drivers and software
escalating a trouble ticket ro a level two technician
What two preventive maintenance tasks should be scheduled to occur automatically? executing a backup updating the operating system software resetting devices by applying the factory reset feature scanning the signature files
executing a backup
What two roles or tasks are associated with the level one technician? gathering customer information to initiate a work order receiving escalated work orders from level two technicians gathering diagnostic information from a customer computer remotely updating customer drivers and software
gathering customer information to initiate a work order
The number 2F is a part of which system? binary octal decimal hexadecimal
hexadecimal
Which notation system supports presenting the largest numbers using the fewest digits? Binary KiloByte Decimal Hexadecimal
hexadecimal
Which number system does 00FF93 represent? hexadecimal binary decimal octal
hexadecimal
What are two effects of not having a preventive maintenance plan for users and organizations? increased number of regular updates increased downtime increased documentation needs increased management tasks
increased downtime
What are two effects of not having a preventive maintenance plan for users and organizations? increased number of regular updates increased repair costs increased documentation needs increased management tasks
increased repair costs
Which website should a technician consult to find instructions for updating the BIOS on a computer? operating system developer motherboard manufacturer CPU manufacturer case manufacturer
motherboard manufacturer
What are three common causes of operating systems problems? incorrect IP addressing information loose cable connections failed service pack installation CMOS battery problem
virus infection
If you do not have a support contract, what is likely to be the best option for obtaining advice about a problem with an application? A product support or community forum Delete and reload the application Obtain a copy of the application from a third-party vendor Download a free application fix-it tool off the Internet
A product support or community forum
Which of the following is the best definition of a bit? A single 1 or 0 in a digital signal A measure of computer graphics and sound An electrical signal in a wire A physical signal that becomes a digital signal
A single 1 or 0 in a digital signal
Which of the following is the best definition of a bit? An electrical signal in a wire A measure of computer graphics and sound A single 1 or 0 in a digital signal A physical signal that becomes a digital signal
A single 1 or 0 in a digital signal
Which kind of file would be hurt most by a lossy compression algorithm? A text document An audio file containing music A digital photograph An audio file containing speech
A text document
What is a binary digit? A zero or one Another term for the index finger An entry with any combination of two numbers, symbols, or characters A two digit numeral
A zero or one
What types of data need to be protected? Confidential All data Customer data Secret
All data
Which is an example of data capture and collection? Gathering information during an entire trial period All of the other choices Organizing the data Gathering information from as many participants as possible
All of the other choices
Which of the following can be used for storage? All of the other choices Flash memory card SSD HDD
All of the other choices
Which of the following can be used to determine a solution to problems? Private knowledge bases Internet forums Previous tickets All of the other choices
All of the other choices
Which of the following has a Unicode value? All of the other choices Z p The ENTER key
All of the other choices
Which of the following has an ASCII value? T The delete key t All of the other choices
All of the other choices
What does ASCII stand for? American Standard Code 2 American Secret Code for Information Interchange American Standard Code for Information Interchange American Secret Code 2
American Standard Code for Information Interchange
Which is an example of information and not data? The oranges come from Florida Bananas have a profit of $25 per banana sold The apple costs $1.32 Apples have been selling more than the oranges and bananas
Apples have been selling more than the oranges and bananas
Which is not a step of the troubleshooting methodology? Establish a plan of action to resolve the problem and identify potential effects Implement the solutions or escalate as necessary Attempt to fix multiple problems at the same time Establish a theory of probable cause
Attempt the fix multiple problems at the same time.
Bill wants to use an image he found online. The license says he can use it but must credit the original creator. Which Creative Commons license was used? No Derivative Works Attribution Non-Commercial Share Alike
Attribution
Bill wants to use an image he found online. The license says he can use it but must credit the original creator. Which Creative Commons license was used? No Derivative Works Share Alike Attribution Non-Commercial
Attribution
Does it influence audio or video quality? Bit Depth
Audio
Does it influence audio or video quality? Sampling Rate
Audio
Chandler knows a lot about computers and his sister calls him from college one day with a problem. She tells him that a few days ago her computer started hanging at odd times, causing her to lose part of a paper she was working on. After asking her a few questions, Chandler determines that just a few days ago his sister had a friend install a new video card into her computer. Chandler thinks he knows what the problem is, but before he proceeds with his troubleshooting, what is one thing he must ask his sister to do? Reinstall the operating system Remove the new video card Back up her data Reboot her computer
Back up her data
An employee mentions that opening a large document file is taking longer than usual. The desktop support technician suspects that there might be a fault in the hard disk. What should the technician do next? Replace the hard disk with a new one to pinpoint the exact problem. Back up the user data from the workstation. Perform the disk cleanup procedure. Contact a data recovery company for service.
Back up the user data from the workstation
A customer reports that recently several files cannot be accessed. The service technician decides to check the hard disk status and the file system structure. The technician asks the customer if a backup has been performed on the disk and the customer replies that the backup was done a week ago to a different logical partition on the disk. What should the technician do before performing diagnostic procedures on the disk? Back up the user data to a removable drive. Install a new hard disk as the primary disk, then make the current disk a slave. Run the CHKDSK utility. Perform file restore from the existing backup copy at the logical partition.
Back up the user data to a removable drive
When working with applications to generate graphical reports, which of the following chart types would you use for data that has distinct categories and independent measurements? Excel table Pie chart Line graph Bar graph
Bar graph
What is decimal math also known as? Difficult Binary Base 10 Fractions
Base 10
What is hexadecimal math also known as? Numbers with six decimals 127.0.0.1 Base 16 Base 6
Base 16
What data type is used for True/False? T/F Binary Loc Boolean
Boolean
What data type would best store the status of a light switch on/off? Int String Boolean Float
Boolean
What digits are used in the hexadecimal number system? A. 0-9 B. A-Z C. A-F All of the other choices Both A and C
Both A and C
What units are used to measure disk capacity? RAM Bytes Liters Kbps
Bytes
Which computer component requires a separate cooling unit? CPU HDD All of the other choices RAM
CPU
A computer has power, but there are no beeps and the computer does not boot. Which of the following would be the MOST LIKELY cause? No operating system installed Hard drive failure CPU failure Outdated BIOS
CPU failure
Carmelo, the computer technician at XYZ Company has just upgraded the motherboard and CPU in the vice-president's computer. After booting the computer up and explaining to the vice-president what he had done, the computer shuts down. What is most likely the cause? Incorrect CPU CPU overheating Incorrect memory type Memory not seated correctly
CPU overheating
What are two closed-ended questions that a technician could ask a user while trying to identify the problem with a printer? What were you doing when the problem occurred? What recent software or hardware changes have been made to your computer? What error messages were displayed when the problem occurred? Can you print a test page on the printer?
Can you print a test page on the printer?
What does CPU stand for? Control Processing Unit Central Processing Unit Computer Processing Unit Critical Processing Unit
Central Processing Unit
In general, what is the difference between the char and string data types? Char stores a single textual character in a fixed length field (typically 1 byte). A string is a variable length field for storing a sequence of characters. A number entered as a string cannot be used for mathematical operations. When a number is entered as a character data type, you can perform mathematical operations on it. Char is variable length field for storing a sequence of characters. A string stores a single textual character or string in a fixed length field (typically 1 byte). There is a limit on the amount of storage that can be used by a string. There is no limit for a character.
Char stores a single textual character in a fixed length field (typically 1 byte). A string is a variable length field for storing a sequence of characters.
You are setting up a computer, turn it on and it does not power up. What do you do? Push harder on the power button. Check all of the power plugs and outlets. Make sure the monitor is plugged in. Box it up and send it back.
Check all of the power plugs and outlets
Which task should be part of a hardware maintenance routine? Remove dust from inside the hard drive. Check for and secure any loose cables. Adjust the monitor for optimum resolution. Review security updates. Update virus definition files.
Check for and secure any loose cables
You recently purchased a new sound card and installed it in a free PCI slot in your computer. You plug in your old speakers, but you don't get any sound. You have checked all cable connections, and they are secure. You have also ensured that the speaker volume is appropriately adjusted and isn't muted. Which of the following BEST describes the next step you should perform? Replace the speakers. Check the vendor's website for an updated driver. Replace your sound card. Manually change the IRQ settings for the card.
Check the vendor's website for an updated driver
Which is an example of data and not information? Clara's phone number is 567-321-4567 Florida's defense does better in warmer weather Profits have gone up since last month Tuesday night customers leave the best tips at a local restaurant
Clara's phone number is 567-321-4567
Seth is building himself a new computer. He is looking at the various CPUs trying to decide which one to purchase. He has narrowed his search to two types with different CPU operating speeds. Which of the following refers to CPU operating speeds? Cache speed Cycles per second CPU speed is measured in MHz Clock speed
Clock speed
What is the first step of the data analytics process? Creating a data report Generating information Using statistical tools to analyze data Collecting raw data
Collecting raw data
What is the first step of the data analytics process? Generating information Creating a data report Collecting raw data Using statistical tools to analyze data
Collecting raw data
Which of the following are features of using an Excel table to store data? Graphing Column sorting Range Data correlation
Column sorting
What is an electronic device that processes information? Digital Converter Alchemy Computer Binary
Computer
What is measured by Hertz? Air pressure in a car's tire Transfer speeds of a computer Computing speeds of a computer Speed of a car
Computing speeds of a computer
Which is not a part of the Identify the Problem step? Question users Identify symptoms Gather information Considering multiple theories of solutions
Considering multiple theories of solutions
A ______ serves to protect original works of authorship. Patent Trademark Copyright Invention
Copyright
Which of the following lasts for the lifetime of the author, plus 70 years? Invention Copyright Patent Trademark
Copyright
What is the decimal number 13 in hexadecimal? A D C 19
D
Which of the following equations is true in hexadecimal? All of the other choices D - 9 = 4 1 + 9 = 10 D + E = F
D - 9 = 4
After you have verified that you restored your computer to full functionality, what is the next step in the troubleshooting process? Document findings, actions and outcomes Test the theory to determine cause Verify full system functionality Question the obvious
Document findings, actions and outcomes
What is the final step in the troubleshooting methodology? Document the solution Reprimand the user Implement the solution Divide and conquer
Document the solution
What is the most important step in a trouble-shooting process that is often overlooked? Implementing Verifying Documenting Researching
Documenting
You have just connected a new USB device to your Windows system. You used the installation disc that came with the device to install the drivers needed to support the device. After the installation, the system frequently crashes when you try to access the new device. Which of the following steps would MOST likely resolve this issue? Download and install the latest driver from the manufacturer's website. Replace the device itself. Run the Add Legacy Hardware wizard and manually configure the device. Remove and then reinstall the device.
Download and install the latest driver from the manufacturer's website
What single digit has the highest value in the hexadecimal number system? F 9 H G 0
F
Which single digit has the highest value in the hexadecimal number system? G 0 F H 9
F
A short piece of copyrighted music is used in a news story covering the musical artist. Which DMCA provision would MOST LIKELY allow this? Fair Use Public domain Safe Haven Safe Harbor
Fair use
Which legal doctrine allows the use of copyrighted works for purposes that benefit the public, such as teaching and news reporting? Fair Use Beck's Defense General Welfare The Ninth Amendment
Fair use
A Terabyte is larger than a Petabyte True False
False
Kbps is faster than Mbps. True False
False
Security breaches decrease over time due to improved technology. True False
False
Once the solution is implemented, users are good to continue working. True False, functionality must be verified False, once a computer has problems, it can't be used again False, users must be reprimanded for causing the problem
False, functionality must be verified
Janie notices that her computer unexpectedly shuts down about every half hour. What could be the problem? Faulty RAM Faulty hard drive Faulty processor cooling fan Faulty hard drive controller
Faulty processor cooling fan
What data type would best store a person's bank account balance? Boolean Int String Float
Float
Which of the following data types can have decimals? Int Boole Loc Float
Float
What is data capture?
Gathering data and populating databases
A terabyte is one step larger than which of these? Kilobyte Gigabyte Megabyte None of the other choices
Gigabyte
Which is not a step of making data-driven business decisions? Meaningful Reporting Data Capture and Collection Data Correlation Gut Decisions
Gut Decisions
Which of the following would be the MOST LIKELY cause for a computer to perform sluggishly? CPU Hard drive Power supply RAM
Hard Drive
Susie starts up her computer and gets a black screen with a series of beeps instead of the normal Windows startup screen. Which of these options is the most likely cause of this problem? Hardware issue Bad mouse or keyboard Bad Video driver No operating system
Hardware issue
Who invented the electronic tabulating machine, that was used in the 1890 US Census? Jack Kilby Herman Hollerith Seymour Cray
Herman Hollerith
An example of a MAC address is 00-B0-D0-63-C2-26. Which of the following notational systems is MOST likely used to represent a MAC address? Hexadecimal Binary Decimal Octal
Hexadecimal
Which of the following makes videos appear smoother and more fluid? Lower resolution Higher frame rate Lower frame rate Higher resolution
Higher frame rate
Which procedure is recommended when cleaning inside a computer? Clean the hard drive heads with a cotton swab. Invert the can of compressed air while spraying. Remove the CPU before cleaning. Hold the CPU fan to prevent it from spinning and blow it with compressed air.
Hold the CPU fan to prevent it from spinning and blow it with compressed air.
Casey is trying to decide if her current laptop is sufficient for college. She is concerned with the microprocessor. She knows she has a 3rd generation Core processor with a clock speed of 2.9 GHz. What does the clock speed mean? How quickly a computer can place items in cache memory. The CPU performs like a CPU that runs much faster than 2.9 GHz The processor can be overclocked to run at faster than 2.9 GHz How quickly a computer completes basic computations and operations
How quickly a computer completes basic computations and operations
Which of the following is NOT one of the essential components of an information system? People Technology Procedures Hyperlinks
Hyperlinks
When using a troubleshooting theory, what step should come first? Document findings, actions and outcomes Identify the problem Test the theory to determine cause Establish a theory of probable cause
Identify the problem
Which of the following is the first step in troubleshooting? Research Identify the problem Establish a theory Establish an action plan
Identify the problem.
You have just connected a new USB device to your Windows system. You used the installation disc that came with the device to install the drivers needed to support the device. After the installation, the system frequently crashes when you try to access the new device. Which of the following steps would MOST likely resolve this issue? Run the Add Legacy Hardware wizard and manually configure the device. Remove and then reinstall the device. Replace the device itself. Download and install the latest driver from the manufacturer's website.
Download and install the latest driver from the manufacturer's website
The troubleshooting methodology starts by identifying the problem. The first step in identifying the problem is to gather information. Which of the following is the NEXT step? Establish a plan of action Duplicate the problem, if possible Identify symptoms Establish a theory of probable cause
Duplicate the problem, if possible
When a computer breakdowns down, what could be the cause? Software Neither hardware nor software Hardware Either hardware or software
Either hardware or software
Which task should be performed on a hard drive as part of a preventive maintenance plan? Ensure the disk spins freely. Clean the read and write heads with a cotton swab. Blow out the inside of the drive with compressed air to remove dust. Ensure cables are firmly connected.
Ensure cables are firmly connected
When a support technician is troubleshooting a security issue on a system, which action should the technician take just before documenting the findings and closing the ticket? Disconnect the system from the network. Boot the system in Safe Mode. Ask what the problem is that the customer is experiencing. Ensure that all applications are working.
Ensure that all application are working
You have asked a senior manager to authorize your plan of action for resolving a fault in a software application. What name is given to the process you are following? Escalating the problem Considering multiple approaches Verifying full system functionality Testing the theory
Escalating the problem
While troubleshooting a problem with a computer, a technician has tested and confirmed a theory on how to fix the problem. Which of the following is the NEXT step the technician should perform? Verify full system functionality and, if applicable, implement preventive measures Document findings/lessons learned, actions, and outcomes Establish a plan of action to solve the problem and identify potential effects Implement the solution or escalate as necessary
Establish a plan of action to solve the problem and identify potential effects.
Anna, a technician, is helping a customer troubleshoot an issue where a server will intermittently become inaccessible to employees. Anna has completed researching the knowledge bases available. What should Anna do NEXT as part of standard troubleshooting methodology? Establish a plan of action to solve the problem Identify the problem Establish a theory of probable cause Test the theory to determine the cause
Establish a theory of probable cause
After a problem is identified, what is the next step for the troubleshooter? Verify the solution. Implement a solution. Determine the exact cause. Establish a theory of probable causes. Document the findings.
Establish a theory of probable causes
What are raw items that can processed and presented in meaningful ways? Computers Data Bi-annuals Annuals
Data
Which of the following requires backups? OSs All of the other choices Data Hardware
Data
Which of the following describes the process of turning data points into useful information? Data-driven business decisions Data analytics Market analysis Raw data collection
Data analytics
A consultant has implemented a computing system for a small business. Which of the following are the most important assets for the small business to protect? Data and information Servers Trademarks Facilities
Data and information
What is the process of extracting information from a document and converting it into data readable by a computer? A man-in-the-middle attack Digital extraction Data capture Sabotage
Data capture
What examines the relationship between data items and can often be used to test web-based applications during load testing? Data examination Data testing Data correlation Data analysis
Data correlation
Which of the following describes using data analytics to inform business operations? Raw data analysis Research analysis Market analysis Data-driven business decisions
Data-driven business decisions
Given the numerical value 1010101.11, which of the following number systems is MOST likely represented? Octal Hexadecimal Binary Decimal
Decimal
Given the numerical value 1010101.71, which of the following number systems is MOST likely represented? Hexadecimal Decimal Binary Octal
Decimal
You are advising a colleague about best practices when troubleshooting. You have identified the following techniques to use to identify a problem: gather information, duplicate the problem, question users, identify symptoms, and approach multiple problems individually. If you are following CompTIA's troubleshooting model, what other piece of advice should you give? Establish a theory of probable cause Research the knowledge base or Internet Determine if anything has changed Test the theory to determine a cause
Determine if anything has changed
Chris is reading a pdf version of his textbook on his e-reader. What typeof content is he utilizing? Hardcopy Digital Audio Static
Digital
What data protection technology could you implement in order to restrict the type of activity that a user could employ on digital products that they have purchased or rented? Copyright Digital Rights Management Patent Trademark
Digital Right Management
What is the first action that should be taken when performing preventive maintenance on a printer? Remove the paper from the printer paper tray. Disconnect the printer from the power source. Clean the print heads using the printer software utility. Disconnect the printer from the network.
Disconnect the printer from the power source
What task should be completed before escalating a problem to a higher-level technician? Document each test that was tried. Ask the customer to open a new support request. Replace all hardware components with components that are known to work. Redo each test to ensure the accuracy of the results.
Document each test that was tried
Marcus was assigned to troubleshoot a problem with a customer not being able to access a cloud application. Which of the following is the LAST step in the troubleshooting methodology that should be completed? Document findings/lessons learned, actions, and outcomes Establish a plan of action to solve the problem and identify potential effects Implement the solution or escalate as necessary Verify full system functionality and, if applicable, implement preventive measures
Document finding/lessons learned, action, and outcomes
