Sim 2
What is the default subnet mask of a Class C network? (Choose all that apply).
- /24 - 255.255.255.0
Looking at IPv4 vs. IPv6, which of the following addresses will function as or like a loopback address? (Choose all that apply)
- 127.0.0.2 - 127.0.0.1 - ::1
For the highest performance, which socket supports triple channel memory?
- 1366
Looking at public vs. private vs. APIPA addresses, which of the following is the APIPA network?
- 169.254.0.0
What are properties of DDR3 memory in a laptop? (Choose all that apply).
- 204 pins - 1.35V - 1.5V
Frank is training Joe that he should use appropriate printer drivers for a given operating system. Frank and Joe are overworked in supporting an enterprise environment that has a wide mix of Windows operating systems. They are copying printer and scanner drivers to a network location for easy access. What types of drivers will they be copying? (Choose all that apply).
- 32 bit and 64 bit - TWAIN and WIA - Postscript and PCL - Windows XP, Vista, Windows 7, Windows 8
Which of the following are PCIe slot types? (Choose all that apply).
- 4X - 1X - 16X - 8X
Which of the following statements concerning power implementations are true? (Choose all that apply).
- A 650 watt power supply uses a 20-pin motherboard connector - If a PCIe 16 video card is non-functional after a new power supply is installed, it is likely the PCIe power jack was not connected. - High end graphics expansion cards often require a PCIe 6-pin power connector. - ATX uses a 20 or 24-pin power connector to power the motherboard. - The square 4-pin motherboard power connector found in ATX supplies power the CPU.
In setting up a laser printer, which of the following is true? (Choose all that apply).
- A maintenance kit should be installed if a heavily used laser printer is jamming paper and the print quality is poor. - A laser printer with an internal 10/100 print server provides a printing solution that all wired workgroup users can print to quickly and is always available. - Pickup rollers are included in a maintenance kit to be installed in a laser printer. - Maintenance page count should be set to zero after a technician has performed preventative maintenance on a laser printer involving replacement of rollers, fuser, and debris removal.
Tina has a computer business in which can install and configure laptop hardware and components. Which are possible reasons to take out, or take out and replace the laptop keyboard (Choose all that apply).
- A section of keys on a laptop do not operate - To install memory - Keyboard keys have become stuck or unresponsive
Looking at static vs. dynamic IP addresses, which of the following statements are true? (Choose all that apply).
- A server should have a static address. - A laptop should have a dynamic address. - A network printer should have a DHCP reservation or a static address. - Static addresses might be used for higher security.
Mike is an IT technician. A branch manager asks him to explain the differences between the various printer types and summarize the associated imaging process. What are true statements about a thermal printer? (Choose all that apply).
- A thermal printer might be used for receipts - Thermal printers typically have a feed assembly, heating element, and require special thermal paper
Which of the following statements are true about graphics display cards? (Choose all that apply).
- After inserting a new video card in the slot manufacturer's software and drivers should be loaded - Newer video cards are less likely to have S-video outputs, and more likely to have an HDMI, display port, DVI, and VGA outputs. - Check the PCIe power jack if a new graphics card is not working after the technician upgraded the power supply.
Which of the following statements are true about certain adapter cards? (Choose all that apply).
- An eSATA card is used for connecting external hard drives. - A cellular modem requires subscription to a cellular provider, while a WLAN card can work at a hot spot without provider payment. - A laptop does not have a PCI or PCI express card expansion slot.
What is an address type that IPv6 has that IPV4 does not have?
- Anycast
Looking at IP class including Class A, Class B, Class C, Class D, and Class E, which address class is by APIPA?
- B
What statements are true about a firewall? (Choose all that apply).
- Both a corporate firewall and a personal firewall should be used - If a connection to a remote office on a high port always times out, then the firewall is most likely at fault. - Firewall slow network traffic - The simplest firewall is a packet filter with a ACL - To allow a gaming server to use port 3535 an exception must be created on a firewall
What statements are true about a bridge? (Choose all that apply).
- Bridges memorize MAC addresses - Switching loops on a bridge are prevented by spanning tree algorithm - A switch is a multiport bridge
Which of the following networks are bigger than a LAN but smaller than a WAN? (Choose all that apply.)
- CAN - MAN
Front panel connectors include USB, Firewire, eSATA, audio, power button, power light, drive activity lights, and a reset button. What could cause an actual or apparent problem with these connectors? (Choose all that apply).
- Cable not attached - Malfunctioning USB controller - Inferior USB cable - Non-powered USB hub - USB header not attached
Tim is training John how, given a scenario, use appropriate networking tools. Which of the following could be used to verify that a cable can support 1 Gb Ethernet in full duplex mode and that the recommended cable length has not been exceeded?
- Cable tester
In repairing a laser printer, which of the following is true? (Choose all that apply).
- Calibrate the color laser printer if printing is slightly off-color. - If paper is crinkled then the fuser is usually the problem. - A laser printer uses an imaging drum. - A laser printer has the highest page per minute (PPM) count without requiring any special type of paper. - If the pickup rollers had problems or the paper sensor had issues then paper might not feed. - The development process should be checked first when a laser printer is producing completely blank sheets.
Paul is looking at buying a laser printer for the office. He is looking at the laser imaging process: processing, charging, exposing, developing, transferring, fusing and cleaning. If image artifacts carry over to subsequent pages, what part of the laser printing process should be investigated?
- Cleaning
After booting a server, an intrusion detection alert is displayed. What does this indicate and where would his alert be reset? (Choose all that apply).
- Computer case intrusion - BIOS
On a laptop, hardware/device replacement might include the following components: keyboard, hard Drive (2.5 vs. 3.5), memory, optical drive, wireless card, mini-PCIe, screen, DC jack, battery, touchpad, plastics, speaker, system board, and CPU. Which one of these would most likely require a soldering iron?
- DC Jack
Which protocol is the successor or RARP and BootP?
- DHCP
You are burning a bootable *.iso file of Windows 7 to optical media. Which media will you most likely use for the installation media?
- DVD-R
Other connector types for a desktop or laptop include serial, parallel, VGA, HDMI, DVI, audio, RJ-45, and RJ-11. Which statements are true? (Choose all that apply).
- DVI is used to simultaneously transfer video and audio at high rates. - LPT1 is a parallel port - A laptop would most commonly connect to an external monitor using either VGA or HDMI. - The most common communication configuration for a serial port is eight data bits, no parity, and one stop bit. - An RS-232 connector is a serial connector
Marcie wants to install, configure, and deploy a SOHO wireless/wired router using appropriate settings. If there are multiple networks in her condo complex, what should Marcie do to prevent interference?
- De-conflict the channels (1 - 11)
Hubert is training Paul how given a scenario, demonstrate proper communication and professionalism. What should Paul do in this situation: A regular customer's computer constantly gets infected with viruses and the user is blaming your company for not properly cleaning them before. What should be done if a check of the browser history and hard drive reveal that the customer is browsing inappropriate Web sites and storing inappropriate material? (Choose all that apply).
- Deal appropriately with customers' confidential materials - Listen and do not interrupt the customer - Educate the user on safe browsing habits, antivirus software, and how to restore backups. - Avoid being judgmental
The South Bridge chipset has which of the following characteristics? (Choose all that apply).
- Directly connects to the North Bridge chipset - Directly connects to the SATA controllers - Directly connects to the PCI bus - Directly connects to the PATA controllers
:Sam wants to compare and contrast the components within the display of a laptop. Which of the following are associated with the laptop display or are located in the display area? (Choose all that apply).
- Display harness - Inverter - CCFL
Which of the following statements are true about multiple displays? (Choose all that apply).
- Display port technology supports the most monitors on a video card - A monitor splitter/amplifier/multiplier could mirror a display to 16 other monitors.
James has a company that builds custom PCs for select clients. He is training a new employee, Tami to evaluate and select appropriate components for a custom configuration, to meet customer specifications or needs. What are the requirements of a audio/video editing workstation? (Choose all that apply).
- Dual monitors - Specialized audio and video card - Large fast hard drive
Protection from airborne particles includes which of the following? (Choose all that apply).
- Enclosures - Air filters
Which connector types support a media type that is the most resistant, without being totally immune to electromagnetic interference? (Choose all that apply).
- F Connector - BNC
Which of the following statements are true about a floppy drive (FDD)? (Choose all that apply).
- FDDs have the least storage of any magnetic, optical, or solid state media. - Hard drives start with C: in order to make A: and B: available for FDD's. - Newer FDDs use USB.
Mike is studying home networking options. Which of these supports the highest upload speed?
- FIOS
Which on the following statements are true about fiber optic cabling? (Choose all that apply)
- Fiber connections are immune to electromagnetic interference - Fiber optic has the longest connection distance - Fiber optic uses laser light to carry information - Fiber optic cabling can use LC, ST, SC, and MT-RJ connections.
Carlos wants to follow proper component handling and protection best practices including the use of antistatic bags. Which statements are true about safe handling of computer components? (Choose all that apply).
- Ground yourself before handling components - Use ESD workbenches, ESD mats, ESD wrist straps, ESD bags and ESD packaging - An antistatic bag function like a Faraday cage - Handle components by their edges - Use fabric softener to control ESD
James has a company that builds custom PCs for select clients. He is training a new employee, Tami to evaluate and select appropriate components for a custom configuration, to meet customer specifications or needs. What are the requirements of home theater PC? (Choose all that apply).
- HTPC compact form factor - HDMI output - Surround sound audio - Suitable for media streaming, file sharing, and print sharing - TV tuner
What is the effect of NAT on a SOHO router? (Choose all that apply).
- Hides internal addresses - Possible need for port forwarding - Enhances security - Only one IP address required from ISP
For a classroom where the front lights cannot be turned off, and that has a lot of natural sunlight, what is the most important consideration for a projector?
- High lumens
Considering RAID types, what are characteristics of RAID 0? (Choose all that apply)
- High read speed - High write speed - Stripes data - Full use of all hard drives
Jim will be working servers. He is looking at power supply specifications including dual voltage options, and redundant power supply options. Which of the following statements are true? (Choose all that apply).
- Higher end server power supplies can auto-sense and adjust to 110v, 120v, 208v, and 220v - Typical power supplies have a manual switch to change from 110 to 220 volts. - Redundant power supplies should be used on higher end - A power supply rated for higher wattage use does not mean that the system actually draws on the total available power. - A power-supply paralleling board could connect three power supplies to a server simultaneously and sustain the loss of one power supply.
How would you deal appropriately with customers confidential materials located on a computer, desktop, printer, etc? (Choose all that apply).
- If a USB drive was used to transfer numerous personal financial documents for a customer, then copy all data over without viewing them, and then erase the documents for the USB hard drive. - Ask the customer to please put the confidential material away if you observe paperwork marked as confidential on the customers desk.
Which of the following statements are true about mice? (Choose all that apply).
- If a cordless mouse is not working then the on off switch should be checked - A USB mouse is hot swappable - If a PS/2 mouse is connected to the computer while it is running then it must be rebooted to get the mouse to work
Concerning input devices, which of the following is true about keyboards? (Choose all that apply).
- If a keyboard cable is too short an extender cable should be used - If numbers appear instead of letters on a keyboard then the problem is probably numlock. - A KVM allow sharing of a keyboard
Which of the following statements are true about installing any adapter card? (Choose all that apply).
- If a new expansion card does not work, then the best source of information to solve the problem is the installation manual and/or the manufacturer's website. - Power supply wattage and bus type should be considered before installing a new expansion card. - Before installing any card, Use a grounding strap or touch a piece of metal to discharge any static electricity.
When does a DHCP server give up its lease? (Choose all that apply).
- If the lease expires - After ipconfig /release - If the client is shutdown and moved to another subnet
Which of the following statements are true about cache memory? (Choose all that apply).
- L1 cache runs at CPU speed - L1 cache is built into the processor - The fastest cache in a computer is L1 - A quad core CPU would have four L1 caches
Looking at fiber types (single-mode vs. multi-mode) as well as speed and transmission limitations, which of the following connectors would be best for a WAN between two sister cities? (Choose all that apply).
- LC - SC
Looking at types of display devices. Which type is most generally used for laptops that would need to have a long battery life and a reasonable cost?
- LED LCD
To explain environmental impacts and the purpose of environmental controls what observations might be made about hazardous material? (Choose all that apply).
- Local environmental regulations should be followed - The MSDS should be followed - Solvents can be hazardous - CRTs contain hazardous heavy earth metals
In comparing a docking station vs. port replicator why might the IT department choose a port replicator? (Choose all that apply).
- Lower price - A larger screen is not required - Less bulky
Sarah lives in an efficiency apartment in New York City. She is a college student at NYU and a part-time model. She needs to print, copy, scan, and fax. Which printer type should she buy?
- MFD
Personal safety includes the following: disconnect power before repairing PC, remove jewelry, lifting techniques, weight limitations, electrical fire safety, CRT safety - proper disposal, and cable management. What should be consulted for safe operation and proper disposal of potentially dangerous materials? (Choose all that apply).
- MSDS - EPA regulations - Recycling - Manufacturer's recommendations
Among the different sizes of motherboards which of the following would be MOST suitable for home theater?
- Mini ITX
What would typically be used on the camcorder side to to connect a new video and sound camcorder to a new high definition monitor? (Choose all that apply.)
- Mini-displayport - MiniHDMI
Which actions might increase a weak wireless signal? (Choose all that apply).
- Moving the lid of the laptop - Connecting the antenna leads - Moving closer to the wireless access point
Which of the following networking tools check voltage, frequency and resistance? (Choose all that apply).
- Multimeter - Cable tester
Looking at the 802.11 a/b/g/n standards such as speeds, distances and frequencies, which of the following is in both the 2.4 GHz and 5 GHz frequency bands?
- N
For optimal and sharpest picture quality what should be checked on a laptop?
- Native Resolution
William wants to compare and contrast Internet connection types and features. What is true about DSL? (Choose all that apply).
- PPPoE will most likely be used between the DSL modem and the telco. - ADSL provides the fastest data rates over analog phone lines - A butt set could diagnose if an incorrect POTS line is carrying the DSL signal - DSL clients must be within 5.5 km of a DSLAM at the CO.
Ways to remove dust and debris from from computer equipment include compressed air and vacuums. Which of the following statements are true? (Choose all that apply).
- Preventive maintenance for a laser printer includes removal of loose toner with a micron filtered vacuum then using a toner cloth wipe the remaining toner particles. - Compressed air could damage laptop fans and could compress debris inside a laptop
James is studying printer sharing including sharing local/networked printer via operating system settings. Which printer permission is required for a user to submit, cancel, resume, restart, and reorder their own print jobs?
Scott is considering print device sharing using the following technologies: - Wired with USB, parallel, serial, and Ethernet. - Wireless with Bluetooth, 802.11x, and infrared (IR) - Printer hardware print server Which of these print device sharing methods would have the greatest availability? (Choose all that apply).
- Printer hardware print server - 802.11x
A DSL modem uses which of the following connectors? (Choose all that apply).
- RJ-45 - RJ-11
In which cases should ESD straps NOT be worn? (Choose all that apply).
- Repairing a power supply - Repairing a CRT monitor
On a laptop, hardware/device replacement might include the following components: keyboard, hard Drive (2.5 vs. 3.5), memory, optical drive, wireless card, mini-PCIe, screen, DC jack, battery, touchpad, plastics, speaker, system board, and CPU. What is true about the image on the laptop screen? (Choose all that apply).
- Replacing the LCD is the best way to get rid of dead pixels on a laptop screen. - The display harness should be checked first if a technician finds that a laptop's display only works properly when the LCD screen is positioned at certain angles. - A backlight failure might be indicated if a user's laptop screen is extremely dim, and the brightness cannot be increased using function keys or the BIOS - If a laptop which has a faint image showing on the screen the inverter probably needs to be replaced. - Replace an LCD with dark irregular lines that run the width of the display in all video modes
To explain the fundamentals of dealing with prohibited content/activity, which actions are appropriate? (Choose all that apply).
- Report the incident to management if you encounter prohibited materials on a computer located in a common area that is used by several employees - If a technician has identified prohibited content on a PC the first action that the technician should take is report it - Inform a supervisor or management if a user is suspected of engaging in prohibited activity on their workstation.
:Frank is studying thermal printer design, maintenance and troubleshooting. He is looking at the following components: feed assembly, heating element, and special thermal paper. Which of the following statements are true about thermal printers? (Choose all that apply).
- Roll-based thermal printers can be rapidly refilled - Gas pump printers are thermal printers - Thermal printers are smaller, lighter and consume less power than other printers - Thermal printers have the ability to create continuous reels of data - Thermal printers work like dot-matrix printers - Thermal paper fades over time
Jumpers are required on the following devices? (Choose all that apply).
- SCSI hard drives - IDE hard drives - PATA optical drives
Which of the following are solid state/flash drives? (Choose all that apply).
- SSD - Mini-SD - Compact flash - xD - SD - Micro-SD
Concerning solid state/flash drives, which of the following statements are true? (Choose all that apply).
- SSD hard drive can be hot swappable - A flash drive is considered a solid state storage device - A flash drive has no movable parts - A flash drive boots quicker than a magnetic hard drive
Andy is looking at speed and transmission limitations, associated with different types of twisted pair cabling such as STP, UTP, CAT3, CAT5, CAT5e, CAT6, plenum, and PVC. What type of cabling protects against EMI?
- STP
David is working on a laser printer replacing toner, applying maintenance kit, calibration, cleaning. Which parts included in a printer maintenance kit might cause misfeeds? (Choose all that apply).
- Separation pads - Pickup rollers
Which of the following technologies have connectors with different numbers of pins? (Choose all that apply).
- Serial 9 and 25 pins - Firewire 6 and 9 pins - SCSI 80, 68, 50, and 25 pins - Parallel 25 and 36 pins
In comparing single sided vs. double sided memory, which statements are true? (Choose all that apply).
- Single sided memory is distinguished as having memory modules accessible to the memory controller as a single group simultaneously - Double sided memory is distinguished as having memory modules accessible to the memory controller as two separate groups, with only one accessed at a time.
Mike wishes to identify various types of networks. Which of the following parameters are most commonly used? (Choose all that apply).
- Size - Topology
Mike is an IT technician. A branch manager asks him to explain the differences between the various printer types and summarize the associated imaging process. What are true statements about a dot matrix printer? (Choose all that apply).
- Spare ribbons should be stocked - The platen must be adjusted - The printer is slow - The print head typically has 15 pins - Tractor or form feed can be used - Multipart forms and banners can be printed - The printer is noisy
Tony is a copier repair technician. How might he approach cleaning toner spills inside a laser printer or copier? (Choose all that apply).
- Surgical mask - Toner cloth - ESD-safe, HEPA-filter vacuum
Which of the following has the highest storage capacity?
- Tape
Monitoring of which of the following parameters can be enabled in BIOS? (Choose all that apply).
- Temperature monitoring - Clock and bus speed - Intrusion detection/notification - Fan speeds - Voltage
What statements are true about the chain of custody? (Choose all that apply).
- The chain of custody would be violated if an SD memory card collected for a forensic analysis was left unguarded - Not following the chain of custody would make evidence inadmissible in court - The chain of custody is continuously documenting state and location of data and hardware from collection to disposition - The chain of custody would document who transported a hard drive during an incident response - The chain of custody includes tracking of evidence/documenting process - The chain of custody would be violated if the night janitor discovered an unattended thumb drive that contained evidence
What statements are true about a switch? (Choose all that apply).
- The default password on a switch should be changed - PoE switches support VoIP phones - Switches can be used to create VLANs - Port security should be enabled on a switch - Any hubs should be upgraded to a switch
Frank is studying thermal printer design, maintenance and troubleshooting. He is looking at the following components: feed assembly, heating element, and special thermal paper. Which of the following statements are true about thermal printers? (Choose all that apply).
- Thermal printers are smaller, lighter and consume less power than other printers - Thermal printers work like dot-matrix printers - Thermal paper fades over time - Gas pump printers are thermal printers - Roll-based thermal printers can be rapidly refilled - Thermal printers have the ability to create continuous reels of data
The Iowa state police need pedestal mounted laptops for their patrol cars that have the best visibility in all weather conditions, are not too pricey, and that draw the least power while meeting the other two requirements. Which combination of laptop display panel technologies should be used? (Choose all that apply).
- Transreflective display - LED LCD
Which of the following could be used to connect an optical mouse and keyboard to a computer? (Choose all that apply)
- USB - Bluetooth - PS-2
Looking at the 802.11 a/b/g/n standards such as speeds, distances and frequencies, which of the following would lead to the greatest increase in speed?
- Upgrade the client and the access point from 802.11g to 802.11n
A technical writer would like to install three versions of Windows Server 2012 in a laptop for testing and run the three versions simultaneously. Which of the following considerations would be important? (Choose all that apply).
- Virtualization support - Cores - 64 bit architecture
Which of the following would benefit most from basic QoS? (Choose all that apply).
- VoIP - Video conferencing
Marcie wants to install, configure, and deploy a home office wireless/wired router using appropriate settings. What will enhance security the most?
- Wireless encryption using a 802.1X
Looking at display types, what are characteristics of plasma displays? (Choose all that apply).
- Yellow spots on a plasma screen indicate dead pixels. - High power consumption - The highest hertz rate among display types - Panels typically made from glass