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Comptia A +: Hardware

Subjects : certifications, comptia-a-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. What do the type types of Hard Drive acronyms stand for?
Storage
detects and fixes corrupt data in RAM.
5.25
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

2. How many pins is a DDR3 DIMM?
240
Output
DB-25
Serial

3. An area of memory that holds recently-accessed data.
Cache
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Processing
Small Outline DIMM

4. LGA stands for ______.
Coaxial
Radial Lines
Line Grid Array
USB Type A

5. How many pins is a SODIMM DDR DIMM?
VGA/SVGA monitor
ATX - BTX - Micro ATX - ITX - NLX - and LPX
144
Zero Insertion Force. a physical interface that lets you set the CPU into the array - and then use actuate a lever to make actual contact.

6. Before sending a power supply to the recycling facility...
Serial
discharge the capacitors by touching and connecting the phase with the ground plug and then the neutral to the ground plug with an insulated screwdriver or pliers.
1600 x 1200
Small Outline DIMM

7. UXGA is _____x_____
Software
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
1600 x 1200
Single Inline Memory Module - has 30 or 72 contacts on only one side.

8. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
CMOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
1024 x 786
5.25

9. Printers
144
DB-25 parallel
CMOS
1600 x 1200

10. What is the formal name of the 'headphone jack'?
1600 x 1200
800 x 600
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Firewire 6-pin

11. Internal modem or telephone
removable chips on the motherboard
Redundant Array of Independant (Inexpensive) Disks.
RJ-11
detects and fixes corrupt data in RAM.

12. Ethernet network
800 x 600
Very brief time (milliseconds) of too little voltage
50 - 68 - or 80
RJ-45

13. An example of a device that uses a high-density (three-row) DB-15 connector.
Processing
ECC
VGA/SVGA monitor
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

14. How many pins is a DDR DIMM?
184
Networking and Communications
40 or 80
2048 x 1536

15. ZIF stands for ______.
Standardization
Pin Grid Array
Zero Insertion Force. a physical interface that lets you set the CPU into the array - and then use actuate a lever to make actual contact.
charged coupled device (CCD)

16. Parity is used in some _____________ - hard drives - and RAM.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Speaker
Network communications
Componentization

17. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Very brief time (milliseconds) of too little voltage
200
Input
ECC

18. A serial mouse connects to a computer with this connector.
detects and fixes corrupt data in RAM.
144
9-pin serial
Cache

19. A type of memory that loses data when the power is no longer supplied to the component.
tasks or 'Threads'
Volatile
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

20. SDRAM sands for _______.
9
Software
Redundant Array of Independant (Inexpensive) Disks.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

21. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Storage
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Space on the HD that the RAM uses as an overflow area and as a backup copy of the contents in case of power failure.
PCIe - PCI - AGP - ESIA - and ISA

22. What is a Brownout?
Firmware
tasks or 'Threads'
Too little voltage
240

23. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
DB-25 parallel
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Very brief time (milliseconds) of too little voltage

24. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
the CPU
VGA/SVGA monitor
4
144

25. Surge
VGA/SVGA monitor
removable chips on the motherboard
Too much voltage
DB-15

26. Level one cache is located on ___________.
Coaxial
Processing
the motherboard
the CPU

27. The BIOS is stored on the _______ chip that is on the motherboard.
Serial
CMOS
PS/2-style mouse
Too much voltage

28. An example of a device that uses a 6-pin Mini-DIN connector.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
PS/2-style mouse
184
Joystick

29. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
discharge the capacitors by touching and connecting the phase with the ground plug and then the neutral to the ground plug with an insulated screwdriver or pliers.
Cache
Too much voltage
Front Side Bus.

30. What is VRAM used for?
PCIe - PCI - AGP - ESIA - and ISA
Line Grid Array
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
VGA/SVGA monitor

31. How many pins is a SODIMM DDR2 DIMM?
Space on the HD that the RAM uses as an overflow area and as a backup copy of the contents in case of power failure.
144
Single Inline Memory Module - has 30 or 72 contacts on only one side.
200

32. How many pins is a DDR2 DIMM?
3
Coaxial
240
BIOS

33. A temporary data storage location that can be read from and written to.
2048 x 1536
BIOS
50 - 68 - or 80
Random Access Memory (RAM)

34. An example of a device that uses a TRS connector.
Volatile
DB-15
50 - 68 - or 80
Speaker

35. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
order Boot sequence - Integrated devices - drive controllers - power supply settings
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
CMOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

36. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
VGA/SVGA monitor
Processing

37. How many pins is a MICRODIMM DIMM?
Error Correction Code.
240
charged coupled device (CCD)
144

38. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
144
240
9

39. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
5.25
3

40. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
3
Hardware
detects and fixes corrupt data in RAM.
Cathode Ray Tube

41. CPUs: What is RISC?
RJ-11
Front Side Bus.
1024 x 786
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

42. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
PCIe - PCI - AGP - ESIA - and ISA
Too little voltage
Input
RJ-11

43. Level two cache is located on _______.
the motherboard
charged coupled device (CCD)
removable chips on the motherboard
240

44. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
ECC
DB-15
Standardization

45. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Input
CMOS
charged coupled device (CCD)
4

46. Joystick or MIDI device (game port) - High Density DB-15 - VGA/SVGA monitor - 6-pin Mini-DIN - PS/2-style keyboard or mouse - By convention - purple connectors are used for the keyboard - and green connectors are used for the mouse.
DB-15
Firewire 6-pin
DB-25 parallel
Radial Lines

47. Components from many different manufacturers are interchangeable. As long as the component meets the standards - you can be reasonably confident that it will work in the system.
Output
discharge the capacitors by touching and connecting the phase with the ground plug and then the neutral to the ground plug with an insulated screwdriver or pliers.
Network communications
Standardization

48. Serial ports have this many pins.
9
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Error Correction Code.
verifying data integrity.

49. What is a Blackout?
tasks or 'Threads'
Line Grid Array
2048 x 1536
Power failure

50. What is Virtual RAM?
Space on the HD that the RAM uses as an overflow area and as a backup copy of the contents in case of power failure.
Front Side Bus.
Volatile
800 x 600

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Comptia A +: Hardware

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