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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?
Small Outline DIMM
CMOS
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.
Joystick

2. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Storage
Processing
Input
PCIe - PCI - AGP - ESIA - and ISA

3. How many pins is a DDR3 DIMM?
240
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
verifying data integrity.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

4. An example of a device that uses a low-density (two-row) male DB-15 connector.
CMOS
Joystick
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

5. External modems most commonly connect to this port.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
USB Type A
Pin Grid Array
Serial

6. An example of firmware.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-25
BIOS
TRS

7. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
Front Side Bus.
TRS
Power failure

8. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
DB-25
34
detects and fixes corrupt data in RAM.

9. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
RJ-45
USB Type A

10. CPUS: What is CISC?
Storage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Cache
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

11. ZIF stands for ______.
34
Complex -Instruction - Set - Chips - Used in General Purpose PCs
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.
9

12. What is Virtual RAM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Power failure
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.
240

13. A serial mouse connects to a computer with this connector.
Pin Grid Array
9-pin serial
Firewire 6-pin
7 or 15 (powered)

14. 10Base-5 Ethernet and game ports use this cable
240
Cathode Ray Tube
DB-15
CMOS

15. Spike
Very Brief time (milliseconds) of too much voltage
Input
ECC
Serial

16. How many pins is a SODIMM DDR DIMM?
40 or 80
5.25
144
the CPU

17. What is VRAM used for?
Too much voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
TRS
tasks or 'Threads'

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

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19. Serial ports have this many pins.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
9
order Boot sequence - Integrated devices - drive controllers - power supply settings
200

20. 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.
order Boot sequence - Integrated devices - drive controllers - power supply settings
240
Componentization
Hardware

21. An example of a device that uses a high-density (three-row) DB-15 connector.
Cathode Ray Tube
Liquid Crystal Display
Storage
VGA/SVGA monitor

22. Multiple core allow the PC to simultaneously process multiple ______.

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23. XGA is ____x_____
DB-15
1024 x 786
Joystick
BIOS

24. What does SIMM stand for?
PS/2-style mouse
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Redundant Array of Independant (Inexpensive) Disks.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

25. The BIOS is stored on the _______ chip that is on the motherboard.
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.
VGA/SVGA monitor
verifying data integrity.
CMOS

26. What are the 6 form factors of motherboards?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Small Outline DIMM
removable chips on the motherboard
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

27. An example of a device that uses a 6-pin Mini-DIN connector.
7 or 15 (powered)
Power failure
PS/2-style mouse
9-pin serial

28. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
charged coupled device (CCD)
ECC
Line Grid Array
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

29. UXGA is _____x_____
144
1600 x 1200
charged coupled device (CCD)
Volatile

30. What is a Blackout?
tasks or 'Threads'
CMOS
Too much voltage
Power failure

31. What are the two types of RAM?
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
TRS
RJ-11
40 or 80

32. Level one cache is located on ___________.
verifying data integrity.
the CPU
Radial Lines
Random Access Memory (RAM)

33. 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.
the motherboard
Very Brief time (milliseconds) of too much voltage
Standardization
34

34. How many pins is a DDR2 DIMM?
240
Redundant Array of Independant (Inexpensive) Disks.
Very brief time (milliseconds) of too little voltage
RJ-11

35. What does ECC do?
VGA/SVGA monitor
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Front Side Bus.
detects and fixes corrupt data in RAM.

36. What are the 4 main types of storage?
PCIe - PCI - AGP - ESIA - and ISA
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
34
USB Type A

37. SDRAM sands for _______.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DB-15
RJ-45
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

38. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
TRS
5.25
Very Brief time (milliseconds) of too much voltage

39. LGA stands for ______.
5.25
Line Grid Array
BIOS
34

40. BIOS allows you to do 4 things - what are they?
Error Correction Code.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
order Boot sequence - Integrated devices - drive controllers - power supply settings

41. What is the formal name of the 'headphone jack'?
Standardization
the CPU
Very Brief time (milliseconds) of too much voltage
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

42. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Random Access Memory (RAM)
9
charged coupled device (CCD)
Small Outline DIMM

43. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
removable chips on the motherboard
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.
Storage

44. SCSI code is set by a 4 things - what are they?
Cathode Ray Tube
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
detects and fixes corrupt data in RAM.
1600 x 1200

45. An example of a device that uses a TRS connector.
PCIe - PCI - AGP - ESIA - and ISA
the motherboard
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Speaker

46. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firmware
40 or 80
Volatile
PS/2-style mouse

47. RAID 5 has at least ___ hard drives.
Line Grid Array
VGA/SVGA monitor
Very brief time (milliseconds) of too little voltage
3

48. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Processing
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.
Storage
Hardware

49. What does ECC stand for?
144
5.25
Error Correction Code.
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.

50. What is a Brownout?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
PCIe - PCI - AGP - ESIA - and ISA
Componentization
Too little voltage