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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 are the 6 form factors of motherboards?
verifying data integrity.
240
DB-25 parallel
ATX - BTX - Micro ATX - ITX - NLX - and LPX

2. What is Virtual RAM?
Output
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.
50 - 68 - or 80
3

3. 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.
Speaker
2048 x 1536
Standardization
VGA/SVGA monitor

4. How many pins is a DDR3 DIMM?
Very Brief time (milliseconds) of too much voltage
5.25
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
240

5. An example of a device that uses a low-density (two-row) male DB-15 connector.
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.
Joystick
removable chips on the motherboard
7 or 15 (powered)

6. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
Standardization
184
Speaker

7. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firewire 6-pin
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
VGA/SVGA monitor
Firmware

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

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9. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
ECC
Componentization
VGA/SVGA monitor

10. Level two cache is located on _______.
Serial
the motherboard
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
144

11. Spike
Coaxial
Very Brief time (milliseconds) of too much voltage
Random Access Memory (RAM)
4

12. What do the type types of Hard Drive acronyms stand for?
Output
Joystick
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Networking and Communications

13. An example of a device that uses a TRS connector.
Cathode Ray Tube
DB-25 parallel
Speaker
Componentization

14. A temporary data storage location that can be read from and written to.
50 - 68 - or 80
Radial Lines
Network communications
Random Access Memory (RAM)

15. CPUS: What is CISC?
Radial Lines
Firewire 6-pin
Complex -Instruction - Set - Chips - Used in General Purpose PCs
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.

16. External modems most commonly connect to this port.
Hardware
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Processing
Serial

17. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
40 or 80
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.
DB-15

18. What does ECC stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
2048 x 1536
Networking and Communications
Error Correction Code.

19. How many pins is a DDR2 DIMM?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
240
Output
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

20. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Storage
Liquid Crystal Display
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
charged coupled device (CCD)

21. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
DB-15
Radial Lines
BIOS
Coaxial

22. RAID 5 has at least ___ hard drives.
RJ-11
3
Cathode Ray Tube
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

23. What does LCD stand for?
Liquid Crystal Display
5.25
Redundant Array of Independant (Inexpensive) Disks.
Cache

24. Parity is a method of ____________. It is used when the reliability of the data is more important than the speed at which it is written or read. When the data is read or received - the bytes should still be even. If not - the data is corrupt.
Redundant Array of Independant (Inexpensive) Disks.
240
verifying data integrity.
4

25. What is a Sag?
Very brief time (milliseconds) of 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.
Error Correction Code.
7 or 15 (powered)

26. Ethernet network
B-9 serial
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
DB-25
RJ-45

27. XGA is ____x_____
order Boot sequence - Integrated devices - drive controllers - power supply settings
verifying data integrity.
Front Side Bus.
1024 x 786

28. level three cache is located on _________.
5.25
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
removable chips on the motherboard
40 or 80

29. 10Base-2 Ethernet uses this cable.
PCIe - PCI - AGP - ESIA - and ISA
verifying data integrity.
Coaxial
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

30. Level one cache is located on ___________.
Volatile
Hardware
Processing
the CPU

31. What are the two types of RAM?
240
40 or 80
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Joystick

32. CPUs: What is RISC?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
PS/2-style mouse
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
charged coupled device (CCD)

33. How many pins is a DDR DIMM?
1600 x 1200
184
4
144

34. Parity is used in some _____________ - hard drives - and RAM.
CMOS
800 x 600
Power failure
Network communications

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

36. An example of firmware.
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.
BIOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

37. Serial mouse or external modem
PCIe - PCI - AGP - ESIA - and ISA
B-9 serial
34
Input

38. 10Base-5 Ethernet and game ports use this cable
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
DB-15
verifying data integrity.
Software

39. Serial ports have this many pins.
Power failure
Very brief time (milliseconds) of too little voltage
144
9

40. What is a Blackout?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Power failure
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
2048 x 1536

41. Networking is a specialized form of input and output that entails using media (cable) and devices (routers - switches) to link multiple computers into an interconnected unit.
Networking and Communications
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
40 or 80
CMOS

42. UXGA is _____x_____
Redundant Array of Independant (Inexpensive) Disks.
1600 x 1200
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Too little voltage

43. ZIF stands for ______.
Hardware
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Firmware
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.

44. 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.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
5.25
Volatile
DB-15

45. How many pins is a SODIMM DDR DIMM?
Serial
144
order Boot sequence - Integrated devices - drive controllers - power supply settings
Storage

46. Internal modem or telephone
Network communications
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Firmware
RJ-11

47. What are the 4 main types of storage?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
PCIe - PCI - AGP - ESIA - and ISA
CMOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

48. Parallel devices connect to this connector.
tasks or 'Threads'
DB-25
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.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

49. What is VRAM used for?
CMOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Very Brief time (milliseconds) of too much voltage
34

50. Surge
Too much voltage
PCIe - PCI - AGP - ESIA - and ISA
order Boot sequence - Integrated devices - drive controllers - power supply settings
184