Computer Architecture midterm chapters 1-12
At what speed does the SATA 2.0 specification perform? A) 3.0 GBPS B) 6.0 GBPS C) 1.5 GBPS D) 2.0 GBPS
A) 3.0 GBPS
Which of the following are PCIe slot types? (Select TWO). A) 4x B) 3x C) 8x D) 2x E) 16x
A) 4x E) 16x
Disk management is showing a foreign drive, what happened? A) A dynamic disk has been moved from one computer to another B) Compression has been used on the drive C) Encryption has been used on the drive D) The drive has ext4 filesystem
A) A dynamic disk has been moved from one computer to another
What is the extra circuitry that smooths out power coming from the wall before passing it to power supply circuits called? A) Active power factor correction B) Power smoother (PS) C) Power cleaner (PC) D) UPS
A) Active power factor correction
A currency measuring one's participation in a formal, non-credit education program (ie workshops, seminars, tutorials, self-study). The units are there to assist one in maintaining licenses in their profession A) CEU B) CEE C) Educational Units D) Education Money Fund
A) CEU
Which chip connects directly to DDR4 Memory A) CPU B) Intel x99 chipset C) ICH D) PCH
A) CPU
Many motherboards support the _______________ feature provided by the computer case, or chassis. A) Chassis intrusion detection/notification B) Speaker C) Camcorder D) Start button
A) Chassis intrusion detection/notification
To change a basic disk to dynamic, right-click the drive icon and select _______________. A) Convert to dynamic disk B) New volume C) Partition as a dynamic D) Format as dynamic
A) Convert to dynamic disk
What type of RAM is used for main system memory? A) DRAM B) BRAM C) SRAM D) CRAM
A) DRAM
What should you do before repairing a personal computing device A) Disconnect power B) Give the customer a timeline of how long it will take C) Offer different repair/replacement options D) Document all of its problems
A) Disconnect power
_______________ (without parity) means spreading the data among multiple (at least two) drives. A) Disk striping B) Parity C) Disk duplexing D) Disk mirroring
A) Disk striping
Because RDRAM could be used only with Intel components, AMD and many major system and memory makers threw their support behind an alternative to RDRAM called _______________. A) Double data rate SDRAM (DDR SDRAM) B) AMDRAM C) PCM D) SCRAM
A) Doulbe data rate SDRAM (DDR SDRAM)
Joe, a customer, requests that the desktop system he is buying is able to be used at his vacation home in another country, as well as his regular home. The technician is aware that the country mentioned has different power requirements. Which of the following should the technician ensure the desktop contains? A) Dual voltage options B) UPS C) Inverter D) Micro ATX connector
A) Dual voltage options
_______________ holds the keys to files and folders in Mac OS X. A) Finder B) File manager C) File explorer D) File association
A) Finder
What is the minimum number of drives needed to implement RAID 6? A) Five B) Four C) Three D) Two
A) Five
Which of the following terms are measures of CPU speed? A) Megahertz and gigahertz B) Megabytes and gigabytes C) Megahertz and gigabytes D) Frontside bus, backside bus
A) Megahertz and gigahertz
The CPUs of _______________ devices must consume as little electricity as possible, to conserve battery life and limit heat. A) Mobile B) Green C) Eco-friendly D) Desktop
A) Mobile
Which of the following describes pairing multiple sticks of RAM to increase performance? A) Multi-channel B) Hyperthreading C) Double-sided D) Hypertransport
A) Multi-channel
A technician is trying to install a full-size PCI card into a slim line desktop PC. Which of the following would MOST likely be required to facilitate installation? A) Riser card B) MCA card C) CNR card D) RAID card
A) Riser card
_______________ technology is commonly used in desktop and laptop hard drives, memory cards, cameras, USB thumb drives, and other handheld devices. A) Solid state B) Terminal C) Copper D) Magnetic
A) Solid state
What Mac OS X feature is essentially multiple Desktops? A) Spaces B) Desktop C) Mission Control D) Charms
A) Spaces
A user already has 2 RAM modules in a 64-bit Windows 7 PC. Each is a 1GB DDR-PC1600 RAM module. The user has 2 additional RAM modules that are each 2GB DDR-PC800. Which of the following is true about the PC after installing the additional RAM modules? A) The system accesses all RAM at 100MHz B) The system enables ECC on all RAM modules C) The system will not work as all RAM has to be equal sizes D) The system only accesses the pair of 2GB RAM modules
A) The system accesses all RAM at 100MHz
Which of the following cables is normally associated with a DB-15 connector? A) VGA B) RCA C) DVI D) STP
A) VGA
Which of the following connections are typically on the external PC chassis? (Select TWO). A) eSATA B) IEEE 1394 C) SAS D) AGP E) IDE
A) eSATA B) IEEE1394
What is Microsoft's minimum system RAM requirement for 32-bit versions of Windows? A) 2 GB B) 1 GB C) 4 GB D) 8 GB
B) 1 GB
Which of the following socket types is for an Intel CPU? A) AM3 B) 1156 C) F D) 940
B) 1156
By default, what is the maximum partition size NTFS supports on a dynamic disk? A) 18,446,744,073,709,551,616 bytes B) 16 TB C) 16 exabytes D) 2 TB
B) 16 TB
How many pins are in a DDR3 SO-DIMM? A) 240 B) 204 C) 168 D) 200
B) 204
Which of the following is the correct configuration for a RAID 5 array? A) A two disk set with one data strip B) A three disk set with two data strip and a parity strip C) A four disk set with two sets of data strips D) A two disk set with two data strips
B) A three disk set with two data strips and a parity strip
Which statement is true of computer cases? A) An open case allows for better cooling B) An open case lowers cooling efficiency C) Small cases do not require cooling D) Large cases do not require cooling
B) An open case lowers cooling efficiency
What class of fire extinguisher should be used on an electrical fire? A) B B) C C) D D) A
B) C
At the heart of every computing device is a(n) _______________, which is usually a single, thin wafer of silicon and tiny transistors. A) Calculator B) Central Processing Unit C) Heat sink D) Digital heart E) GPU F) Smart device
B) Central processing unit
Solon has a very buggy computer that keeps locking up at odd moments and rebooting spontaneously. He suspects the motherboard. How should he test it? A) Replace the motherboard first to see if the problems disappear B) Check settings, verify good components, replace components, and document all testing C) verify good components and document all testing D) Check settings and verify good components
B) Check settings, verify good components, replace components, and document all testing
A customer wants a computer for performing a single-threaded task as quickly as possible. Which of the following CPU characteristics is the MOST important? A) Fan speed B) Clock speed C) Number of cores D) Hyperthreading
B) Clock speed
Some motherboards that support _______________ also support features called triple-channel architecture or quad-channel architecture, which work much like dual-channel, but with three or four sticks of RAM instead of two. A) DDR2 B) DDR3 C) DIMM D) SO-DIMM
B) DDR3
What does PnP mean? A) Popular n-style peripherals B) Devices are self configuring through software C) Plug it in and pray it will work D) Peripheral not need plugging
B) Devices are self configuring through software
What should you do after successfully repairing a machine? A) Do nothing; your job is done. B) Document your findings C) Admonish the user for causing so much work for the IT department D) Lock it down so the user cant cause the same problem again
B) Document your findings
The _______________ power supply has a 24-pin main motherboard that resembles a 20-pin ATX connector. A) Molex B) EPS12 V C) mini D) P4 21 V
B) EPS12 V
A small computer repair office has carpeted flooring. Which of the following accessories would BEST prevent against random electrical static damage? A) surge suppressors B) ESD mats C) Grounded 3 prong AC wall sockets D) ESD wristbands
B) ESD mats
Which of the following processor socket types would support an AMD processor? (Select TWO). A) AM4 B) FM2+ C) G3 D) LGA 3647 E) 1151
B) FM2+ A) AM4
The application of computers and internet to store, retrieve, transmit, and manipulate data, or an information often in the context of a business or other enterprise. A) IS B) IT C) MCSE D) CCNA
B) IT
What companies dominate the CPU market? (Select two.) A) NVIDIA B) Intel C) SiS D) AMD
B) Intel D) AMD
The one thing that is the same in all the Linux KDE-based distros is that everything you need to work on the system is accessible from the _______________ menu on the far left of the Panel. A) Task B) Kickoff C) Start D) System
B) Kickoff
Modern processors now include which functions of the traditional chipset directly on the CPU? A) ECC B) Northbridge C) Southbridge D) MCC
B) Northbridge
Which tool is generally included in a typical technician toolkit? A) Hammer B) Parts retriever C) Measuring tape D) Crescent wrench
B) Parts retriever
A system you maintain locks up randomly. This is very likely due to _______________ problems. A) Ghost problems B) Power supply C) System software D) Personality
B) Power supply
What is copper etched onto a non-conductive material and then coated with some sort of epoxy for strength called? A) CPU B) PCB C) Wire D) Traces
B) Printed circuit board (PCB)
A _______________ is made up of 64 bits. A) Double word B) Quad word C) Byte D) Nibble
B) Quad word
Which RAID standard requires at least four drives? A) RAID 4 B) RAID 10 C) RAID 1 D) RAID 5
B) RAID 10
When you load a program in Windows, the PC copies the program from the mass storage device to _______________ and then runs it. A) BIOS B) RAM C) ROM D) Hard drive
B) RAM
Which of the following describes a function of dual data rate memory? A) Correcting errors in memory twice per clock signal B) Reading or writing twice per clock signal C) Refreshing the level 3 cache twice per clock signal D) Reading and writing twice per clock signal
B) Reading or writing twice per clock signal
Which of the following Control Panel applets will display the amount of RAM in your PC? A) Devices and printers B) System C) Device manager D) Action center
B) System
Which of the following should you NOT put under the heat sink? A) Nasty Silver goo B) Thermal glue C) Thermal Paste D) Heat dope E) Thermal compound
B) Thermal Glue
flash the BIOS A) Write to volatile memory that stores user settings for the BIOS B) This is another term for updating the BIOS C) Perform BIOS diagnostic tests D) POST
B) This is another term for updating the BIOS
A system board has six slots for memory chips, aligned in two banks. Which of the following is the optimal memory configuration this board supports? A) Multi mode B) Triple channel C) Dual channel D) Single channel
B) Triple channel
In Mac OS X, what launch point provides access to the tools needed to perform services on a Mac beyond what's included in System Preferences, including Activity Monitor and Terminal? A) Command line B) Utilities folder C) Administrative Tools D) Control Panel
B) Utilities folder
In modern terms, a(n) _______________ is an electronic device that can perform many different calculations per second A) guru B) computer C) calculator D) genius
B) computer
On laptops that used the 72-pin SO-DIMM, _______________ sticks of RAM needed to be installed to make a full bank, because each stick only provided half the bus width. A) six B) two C) eight D) four
B) two
A customer needs to run 3 virtual machines on their software design workstation. Which of the following CPUs would be MOST cost effective for this task? A) 3 Core B) 8 Core C) 4 Core D) 12 Core
C) 4 Core
Shortly after inventing PCI, Intel presented a specialized, video-only version of PCI called the _______________. A) Video PCI B) GPU C) Accelerated graphics port (AGP) D) GAP
C) Accelerated graphics port (AGP)
Every type of RAM stick comes in one of two types: single-sided RAM and _______________ RAM. A) Stacked B) Dual channel C) Double-sided D) interlaced
C) Double-sided
Which of the following should a technician do FIRST in the BIOS to set up drive encryption? A) Run built-in diagnostics B) Enable eSATA support C) Enable TPM D) Enable virtualization support
C) Enable TPM
Which term refers to industry-standardized shapes and layouts that enable motherboards to work with cases and power supplies? A) Dongles B) Expansion slots C) Form Factors D) Connection RAM/Clock/Performance
C) Form Factors
Originally, the cache on the CPU was called the _______________ cache because it was the one the CPU first tried to use. A) Close B) CPU C) L1 D) L2
C) L1
The computer keeps rebooting, losing power, and shutting down intermittently. After verifying that there are no issues with overheating the technician suggests that PSU possibly needs to be replaced. Which of the following tools will technician use to determine if the PSU is the cause? A) Toner probe B) Cable tester C) Multimeter D) Loopback plug
C) Multimeter
Which type of wire carries no voltage? A) Hot B) Ground C) Multimeter D) Neutral
C) Neutral
What performance enhancement is accomplished through jumpers, CMOS settings, or software configuration? A) Multicore processing B) Virtualization C) Overclocking D) Hyper-threading
C) Overclocking
Which of the following types of expansion slots is MOST frequently found in blade servers? A) PCI B) PCIe C) PCI-x D) miniPCI
C) PCI-X
To reduce wait states, CPUs come with built-in _______________. A) Memory controllers B) Registers C) Static RAM (SRAM) D) Micro Instructions
C) Static RAM (SRAM)
Which term refers to typical consumer RAM? A) Buffered B) Unregistered C) Unbuffered D) Registered
C) Unbuffered
Intel has proposed a memory standard called _______________ as of this writing that would bridge the gap between DDR3 and DDR4. A) EZDIMM B) RDIMM C) UniIMM D) IntelDIMM
C) UniDimm
Microsoft calls a drive structure created with a dynamic disk a _______________. A) Partition B) Drive C) Volume D) Sector
C) Volume
Which CompTIA A+ exam goes into significant detail about iOS and Android configuration, including information on setting up e-mail and securing these devices? A) 220-903 B) 220-904 C) 220-901 D) 220-902
D) 220-902
How many study hours to pass the CompTIA A+ exams does Mike recommend to a person just starting out learning PC repair? A) Roughly 140 B) Roughly 440 C) Roughly 340 D) Roughly 240
D) 240
A new server has recently been purchased and needs to have the RAID configured for its four drives. Which of the following RAID levels would be set up to provide the BEST performance and data protection? A) 0 B) 1 C) 4 D) 5
D) 5, duplicates and stripes
The _______________ tab of the graphical UEFI system setup utility can be used to change the clock multiplier, clock speeds, and voltages. A) System B) CPU C) Clock D) Ai Tweaker
D) Ai Tweaker
A customer wants to copy a database that is 97GB in size for multiple uses. Which of the following format specifications should the customer use? A) BD-R B) BDXL C) BD-RE D) BD-RE DL
D) BD-RE DL
What does BIOS provide for the computer? (Choose the best answer.) A) BIOS provides memory space for applications to load into from the main system RAM B) BIOS provides memory space for applications to load into from the hard drive. C) BIOS provides the physical interface for various devices such as USB and FireWire ports D) BIOS provides the programming that enables the CPU to communicate with other hardware
D) BIOS provides the programming that enables the CPU to communicate with other devices
What are Cisco Certifications named A) The San Fran Certification B) CSE C) Cisco Certification D) CCNA
D) CCNA
Which of the following is used to detect and correct a single bit error in a memory DIMM? A) RIMM B) 8b10b encode/decode C) Parity D) ECC
D) ECC
A technician installing hard drives into a computer needs to set jumpers on the drives to master and slave. Which of the following types of drives is the technician installing? A) SCSI B) USB C) SATA D) EIDE
D) EIDE
If a theory is not confirmed during troubleshooting, what is the technician's next step? A) Implement the solution B) Verify full functionality C) Make Changes D) Establish a new theory or escalate
D) Establish a new theory or escalate
Which chip contains the system BIOS and can hold data permanently, even without electricity? A) ROM B) NVRAM C) RAM D) Flash ROM
D) Flash ROM
All basic hard drive partition tables support up to _______________ partitions. A) Six B) Two C) One D) Four
D) Four
When using primary partitions, how many drive letters are possible on a single MBR disk? A) Twenty-six B) One C) Five D) Four
D) Four
Where does the motherboard store the keyboard controller support program? A) On the hard drive B) In RAM C) In DRAM D) On a ROM chip
D) On a ROM chip
The _______________ program checks out the system every time the computer boots A) Bus test B) Main system test C) Memory test D) POST
D) POST
A brownout has occurred within a building. A technician is repairing a workstation which has a power light, but is not displaying anything on the screen and is not making any sounds during boot up. Which of the following should be used to further troubleshoot the workstation? A) Multimeter B) Loop back plug C) Power supply tester D) POST card
D) POST card
Newer CPUs process instructions and commands in what type of execution? A) Caching B) Linear C) Serial D) Parallel
D) Parallel
The boot process of a laptop is slow and often displays "no operating system found". Which of the following would BEST solve these problems? A) Ensure MBR is properly formatted B) Remove any external USB drives during boot C) Disable CD/DVD from boot options D) Place HDD on top of boot options
D) Place HDD on top of boot options
All modern CPUs run at some multiple of the _______________ speed. A) Common clock B) Working clock C) Motherboard clock D) System clock
D) System
Video editing workstations require the fastest hard drive access times with large storage capacity. Which of the following hard disk setups would be MOST ideal for the described computer? A) Two 500 GB SATA2 hard drives in a hardware RAID 1 B) Two 500 GB SATA2 hard drives used in a JBOD array C) Two 500 GB SATA2 hard drives in a software RAID 0 D) Two 500 GB SATA2 hard drives in a hardware RAID 0
D) Two 500 GB SATA2 hard drives in a hardware RAID 0
What is the default desktop environment for Ubuntu? A) GNOME 3 B) KDE Plasma Desktop C) Aero D) Unity
D) Unity
A PC does not work. What should you check first? A) Whether the DC plug is plugged in B) The 12 v power supply C) The tower supply voltages D) Whether the AC plug is plugged in
D) Whether the AC plug is plugged in
How do I get to the desktop in Windows 8? A) Use the Metro UI B) Press the start tile C) There is no desktop in windows 8 D) pressing the windows logo key
D) pressing the windows logo key
In Windows, by default, most programs install some or all of their essential files into a subfolder of the _______________ folder. A) Apps B) Programs C) Documents D) System32 E) Windows F) Program Files
F) Program Files
The _______________ on SATA controller and power cables makes it impossible to install either incorrectly.
Keying
Disk striping with parity protects data by adding extra information, called _______________ data, that can be used to rebuild data if one of the drives fails.
Parity
Hard drives run at a set _______________, with the spinning platters measured in revolutions per minute (RPM).
Spindle speed
Joe, a client, wants to purchase a new hard drive to replace the boot drive in his workstation. Joe wants the fastest performance for the new boot drive. Which of the following drive types should be selected? A) 7200 RPM SATA B) SCSI Drive C) Solid state drive D) 10K RPM SATA
c) Solid state drive