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Comptia A +: Hardware

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

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
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 does LCD stand for?
9-pin serial
CMOS
Liquid Crystal Display
5.25

2. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
144
4
tasks or 'Threads'
TRS

3. Before sending a power supply to the recycling facility...
RJ-45
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.
3
50 - 68 - or 80

4. An example of a device that uses a high-density (three-row) DB-15 connector.
240
the motherboard
VGA/SVGA monitor
Liquid Crystal Display

5. What does SODIMM stand for?
Small Outline DIMM
DB-15
Software
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

6. What is a Blackout?
verifying data integrity.
Small Outline DIMM
Power failure
Coaxial

7. Printers
DB-25 parallel
Joystick
Liquid Crystal Display
Storage

8. UXGA is _____x_____
PS/2-style mouse
Small Outline DIMM
DB-25 parallel
1600 x 1200

9. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Front Side Bus.
Input
Too much voltage

10. What are the 6 form factors of motherboards?
1600 x 1200
Cathode Ray Tube
ATX - BTX - Micro ATX - ITX - NLX - and LPX
CMOS

11. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
40 or 80
Processing
3

12. What is Virtual RAM?
Liquid Crystal Display
Too little voltage
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.
DB-15

13. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
ATX - BTX - Micro ATX - ITX - NLX - and LPX
184
CMOS

14. 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
Joystick
240

15. 10Base-5 Ethernet and game ports use this cable
DB-15
RJ-45
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
240

16. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
184
1024 x 786
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

17. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
order Boot sequence - Integrated devices - drive controllers - power supply settings
4
PCIe - PCI - AGP - ESIA - and ISA
Power failure

18. What is a Brownout?
verifying data integrity.
240
Too little voltage
RJ-11

19. What is DVD-RAM? and how is it used?

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20. SVGA is ____ x_____
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Joystick
CMOS
800 x 600

21. PGA stands for
Input
5.25
Pin Grid Array
3

22. Parallel devices connect to this connector.
200
DB-25
Very brief time (milliseconds) of too little voltage
BIOS

23. Spike
Very Brief time (milliseconds) of too much voltage
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.
removable chips on the motherboard
Volatile

24. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Software
5.25
the motherboard
1024 x 786

25. level three cache is located on _________.
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.
removable chips on the motherboard
Too little voltage
Radial Lines

26. Parity is used in some _____________ - hard drives - and RAM.
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.
Network communications
Volatile
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

27. SDRAM sands for _______.
Small Outline DIMM
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
9

28. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Cache
Networking and Communications
CMOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.

29. An area of memory that holds recently-accessed data.
Coaxial
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Firewire 6-pin
Cache

30. Level two cache is located on _______.
Too much voltage
charged coupled device (CCD)
the motherboard
Too little voltage

31. How many pins is a SODIMM DDR2 DIMM?
200
1024 x 786
Firewire 6-pin
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

32. The BIOS is stored on the _______ chip that is on the motherboard.
Storage
CMOS
TRS
1024 x 786

33. CPUs: What is RISC?
Speaker
B-9 serial
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Firmware

34. Surge
RJ-11
Small Outline DIMM
Too much voltage
Radial Lines

35. XGA is ____x_____
RJ-11
Speaker
1024 x 786
Processing

36. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
USB Type A
PS/2-style mouse
DB-15

37. What is VRAM used for?
Power failure
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Joystick
PS/2-style mouse

38. ZIF stands for ______.
9-pin serial
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.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
VGA/SVGA monitor

39. What does RIMM stand for?
Random Access Memory (RAM)
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
240
RJ-45

40. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
charged coupled device (CCD)
removable chips on the motherboard
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Networking and Communications

41. RAID stands for _________.
Hardware
Redundant Array of Independant (Inexpensive) Disks.
PS/2-style mouse
9

42. Serial mouse or external modem
ECC
PS/2-style mouse
B-9 serial
Line Grid Array

43. QXGA is ____x____
2048 x 1536
Front Side Bus.
184
240

44. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
tasks or 'Threads'
Processing
Small Outline DIMM

45. An example of firmware.
1600 x 1200
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
BIOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

46. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
Input
Firmware
Liquid Crystal Display

47. What do the type types of Hard Drive acronyms stand for?
verifying data integrity.
4
2048 x 1536
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

48. What is the formal name of the 'headphone jack'?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
7 or 15 (powered)
DB-25
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

49. What does ECC do?
detects and fixes corrupt data in RAM.
Firmware
34
Volatile

50. How many pins is a DDR3 DIMM?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
2048 x 1536
DB-25
240