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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. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
CMOS
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
RJ-11
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

2. A working PC is a combination of many different parts - also called a Field-Replaceable Unit (FRU) - can be replaced when faulty or upgraded to provide additional functionality.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Coaxial
240
Componentization

3. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Power failure
1600 x 1200
Front Side Bus.

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

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5. What does CRT stand for?
Line Grid Array
Cathode Ray Tube
Error Correction Code.
Componentization

6. What is a Sag?
Coaxial
9-pin serial
800 x 600
Very brief time (milliseconds) of too little voltage

7. How many pins is a SODIMM DDR DIMM?
4
144
PS/2-style mouse
charged coupled device (CCD)

8. External modems most commonly connect to this port.
detects and fixes corrupt data in RAM.
Speaker
Serial
Componentization

9. What is Virtual RAM?
144
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.
Cache
BIOS

10. Parity is used in some _____________ - hard drives - and RAM.
Redundant Array of Independant (Inexpensive) Disks.
Firmware
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Network communications

11. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
ATX - BTX - Micro ATX - ITX - NLX - and LPX
VGA/SVGA monitor
B-9 serial

12. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Front Side Bus.
RJ-45
CMOS
Hardware

13. Number of Pins for Drives: 4. FDD
PS/2-style mouse
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
34
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

14. QXGA is ____x____
Cathode Ray Tube
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
2048 x 1536
1600 x 1200

15. 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.
Radial Lines
Standardization
Processing
Firmware

16. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
BIOS
PCIe - PCI - AGP - ESIA - and ISA
Too little voltage

17. What are the 4 main types of storage?
Hardware
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DB-15
RJ-45

18. What does ECC do?
Speaker
detects and fixes corrupt data in RAM.
Networking and Communications
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

19. BIOS allows you to do 4 things - what are they?
Random Access Memory (RAM)
order Boot sequence - Integrated devices - drive controllers - power supply settings
the motherboard
USB Type A

20. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Small Outline DIMM
TRS
Single Inline Memory Module - has 30 or 72 contacts on only one side.
5.25

21. Serial ports have this many pins.
PCIe - PCI - AGP - ESIA - and ISA
9
Too much voltage
Joystick

22. UXGA is _____x_____
1600 x 1200
Firewire 6-pin
144
Small Outline DIMM

23. How many pins is a DDR3 DIMM?
240
Joystick
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.
tasks or 'Threads'

24. ZIF stands for ______.
Very brief time (milliseconds) of too little voltage
RJ-11
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.
Error Correction Code.

25. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
RJ-11
Input
200

26. What are the 6 form factors of motherboards?
DB-25
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Output
BIOS

27. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
CMOS
order Boot sequence - Integrated devices - drive controllers - power supply settings
BIOS

28. What does SODIMM stand for?
Joystick
Random Access Memory (RAM)
Small Outline DIMM
Too much voltage

29. How many pins is a MICRODIMM DIMM?
184
144
Storage
Firewire 6-pin

30. What is a Blackout?
Redundant Array of Independant (Inexpensive) Disks.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Pin Grid Array
Power failure

31. What does SIMM stand for?
184
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
1024 x 786
Single Inline Memory Module - has 30 or 72 contacts on only one side.

32. 10Base-5 Ethernet and game ports use this cable
Radial Lines
DB-15
Cathode Ray Tube
VGA/SVGA monitor

33. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
B-9 serial
DB-15

34. CPUs: What is RISC?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
9-pin serial
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Complex -Instruction - Set - Chips - Used in General Purpose PCs

35. PGA stands for
RJ-45
Pin Grid Array
tasks or 'Threads'
4

36. Internal modem or telephone
34
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
RJ-11
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

37. Printers
DB-25 parallel
DB-15
RJ-11
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

38. How many pins is a DDR2 DIMM?
removable chips on the motherboard
240
Very brief time (milliseconds) of too little voltage
tasks or 'Threads'

39. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
184
VGA/SVGA monitor
Input
Serial

40. Number of Pins for Drives: 2. SCSI
2048 x 1536
Coaxial
50 - 68 - or 80
Standardization

41. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
tasks or 'Threads'
4
RJ-11
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

42. A serial mouse connects to a computer with this connector.
9-pin serial
the motherboard
Standardization
ATX - BTX - Micro ATX - ITX - NLX - and LPX

43. What does RIMM stand for?
Cathode Ray Tube
Joystick
ATX - BTX - Micro ATX - ITX - NLX - and LPX
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

44. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Too much voltage
Front Side Bus.
Cathode Ray Tube

45. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
240
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
5.25

46. An example of a device that uses a high-density (three-row) DB-15 connector.
Input
Line Grid Array
VGA/SVGA monitor
Hardware

47. An example of a device that uses a low-density (two-row) male DB-15 connector.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Joystick
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.
DB-15

48. Level one cache is located on ___________.
the CPU
Redundant Array of Independant (Inexpensive) Disks.
240
detects and fixes corrupt data in RAM.

49. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
PS/2-style mouse
Liquid Crystal Display
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.
USB Type A

50. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
CMOS
7 or 15 (powered)
Redundant Array of Independant (Inexpensive) Disks.
Radial Lines