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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 SODIMM stand for?
CMOS
3
9
Small Outline DIMM

2. RAID 5 has at least ___ hard drives.
Random Access Memory (RAM)
144
Too little voltage
3

3. What does ECC do?
CMOS
Volatile
ATX - BTX - Micro ATX - ITX - NLX - and LPX
detects and fixes corrupt data in RAM.

4. Number of Pins for Drives: 2. SCSI
ECC
50 - 68 - or 80
tasks or 'Threads'
CMOS

5. External modems most commonly connect to this port.
Serial
Input
Networking and Communications
CMOS

6. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
RJ-45
Processing
Single Inline Memory Module - has 30 or 72 contacts on only one side.
ECC

7. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
Too little voltage
Error Correction Code.
Network communications

8. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firmware
removable chips on the motherboard
Pin Grid Array
Input

9. Serial ports have this many pins.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
9
Standardization
Error Correction Code.

10. QXGA is ____x____
Firmware
Network communications
2048 x 1536
7 or 15 (powered)

11. How many pins is a DDR3 DIMM?
verifying data integrity.
BIOS
ECC
240

12. The BIOS is stored on the _______ chip that is on the motherboard.
Liquid Crystal Display
40 or 80
CMOS
2048 x 1536

13. UXGA is _____x_____
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
1600 x 1200
144
CMOS

14. SCSI code is set by a 4 things - what are they?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
144
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
detects and fixes corrupt data in RAM.

15. An example of a device that uses a low-density (two-row) male DB-15 connector.
BIOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Joystick
Liquid Crystal Display

16. CPUS: What is CISC?
RJ-45
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Line Grid Array

17. 10Base-5 Ethernet and game ports use this cable
DB-15
Very brief time (milliseconds) of too little voltage
PCIe - PCI - AGP - ESIA - and ISA
9-pin serial

18. How many pins is a MICRODIMM DIMM?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
B-9 serial
144
3

19. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Liquid Crystal Display
tasks or 'Threads'
Redundant Array of Independant (Inexpensive) Disks.
Storage

20. Number of Pins for Drives: 4. FDD
Cache
184
RJ-11
34

21. Printers
800 x 600
40 or 80
Single Inline Memory Module - has 30 or 72 contacts on only one side.
DB-25 parallel

22. What does CRT stand for?
the motherboard
BIOS
tasks or 'Threads'
Cathode Ray Tube

23. Computer programs that perform specific tasks include: - Operating System- Program applications - Hardware drivers (special programs that tell the operating system how to use the hardware)
Software
Single Inline Memory Module - has 30 or 72 contacts on only one side.
4
7 or 15 (powered)

24. What does RIMM stand for?
Cathode Ray Tube
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Complex -Instruction - Set - Chips - Used in General Purpose PCs
7 or 15 (powered)

25. What is a Blackout?
3
Power failure
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
detects and fixes corrupt data in RAM.

26. Internal modem or telephone
Cache
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Line Grid Array
RJ-11

27. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
7 or 15 (powered)
verifying data integrity.
RJ-11

28. An example of a device that uses a high-density (three-row) DB-15 connector.
240
charged coupled device (CCD)
Very brief time (milliseconds) of too little voltage
VGA/SVGA monitor

29. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Hardware
TRS
PCIe - PCI - AGP - ESIA - and ISA
144

30. How many pins is a SODIMM DDR2 DIMM?
verifying data integrity.
DB-25 parallel
Storage
200

31. An example of firmware.
BIOS
Very Brief time (milliseconds) of too much voltage
PS/2-style mouse
ATX - BTX - Micro ATX - ITX - NLX - and LPX

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

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33. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
charged coupled device (CCD)
5.25
Random Access Memory (RAM)
removable chips on the motherboard

34. What is Virtual RAM?
5.25
Standardization
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.
Firewire 6-pin

35. What is the formal name of the 'headphone jack'?
Processing
800 x 600
Joystick
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

36. What are the 4 main types of storage?
34
Standardization
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
TRS

37. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
7 or 15 (powered)
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Output

38. An example of a device that uses a 6-pin Mini-DIN connector.
the CPU
PS/2-style mouse
200
Firmware

39. level three cache is located on _________.
RJ-45
Single Inline Memory Module - has 30 or 72 contacts on only one side.
removable chips on the motherboard
240

40. Ethernet network
40 or 80
Input
tasks or 'Threads'
RJ-45

41. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Input
Speaker
Firewire 6-pin
RJ-45

42. How many pins is a DDR DIMM?
DB-15
BIOS
184
9-pin serial

43. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
RJ-11
Front Side Bus.
Random Access Memory (RAM)

44. Level two cache is located on _______.
the motherboard
Coaxial
Pin Grid Array
240

45. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
144
Input
DB-25 parallel
Error Correction Code.

46. XGA is ____x_____
50 - 68 - or 80
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
1024 x 786
Single Inline Memory Module - has 30 or 72 contacts on only one side.

47. How many pins is a SODIMM DDR DIMM?
DB-15
Standardization
144
Speaker

48. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Componentization
Processing
Standardization

49. A serial mouse connects to a computer with this connector.
Storage
5.25
9-pin serial
Line Grid Array

50. Parallel devices connect to this connector.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-15
DB-25
Processing