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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. 10Base-5 Ethernet and game ports use this cable
DB-15
Storage
Very brief time (milliseconds) of too little voltage
Network communications

2. What are the 4 main types of storage?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Error Correction Code.
Hardware
Speaker

3. How many pins is a DDR2 DIMM?
240
Radial Lines
Very brief time (milliseconds) of too little voltage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

4. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
3
PCIe - PCI - AGP - ESIA - and ISA
Too little voltage

5. How many pins is a SODIMM DDR DIMM?
PCIe - PCI - AGP - ESIA - and ISA
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.
2048 x 1536

6. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
removable chips on the motherboard
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.
Firmware

7. What does SIMM stand for?
40 or 80
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Serial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

8. What are the 6 form factors of motherboards?
ECC
ATX - BTX - Micro ATX - ITX - NLX - and LPX
7 or 15 (powered)
the CPU

9. An area of memory that holds recently-accessed data.
7 or 15 (powered)
Cache
Cathode Ray Tube
ATX - BTX - Micro ATX - ITX - NLX - and LPX

10. Ethernet network
Liquid Crystal Display
RJ-45
the motherboard
144

11. level three cache is located on _________.
Small Outline DIMM
Too little voltage
removable chips on the motherboard
Random Access Memory (RAM)

12. 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-25 parallel
DB-15
PS/2-style mouse
50 - 68 - or 80

13. What does ECC do?
removable chips on the motherboard
CMOS
detects and fixes corrupt data in RAM.
Front Side Bus.

14. A serial mouse connects to a computer with this connector.
tasks or 'Threads'
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
9-pin serial
Random Access Memory (RAM)

15. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
BIOS
Front Side Bus.
4
Serial

16. 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)
DB-25 parallel
Radial Lines
1024 x 786
Software

17. RAID 5 has at least ___ hard drives.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Networking and Communications
PCIe - PCI - AGP - ESIA - and ISA
3

18. Level two cache is located on _______.
the motherboard
9
144
Network communications

19. What is a Sag?
USB Type A
Very brief time (milliseconds) of too little voltage
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Input

20. An example of a device that uses a 6-pin Mini-DIN connector.
9
PS/2-style mouse
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Componentization

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

22. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
5.25
TRS
240
tasks or 'Threads'

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

24. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
Firmware
40 or 80
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
order Boot sequence - Integrated devices - drive controllers - power supply settings

25. What does RIMM stand for?
DB-25 parallel
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Storage

26. Before sending a power supply to the recycling facility...
Liquid Crystal Display
BIOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
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.

27. 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.
Radial Lines
tasks or 'Threads'
verifying data integrity.
Serial

28. Level one cache is located on ___________.
Input
the CPU
Firewire 6-pin
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

29. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
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.
Power failure

30. SDRAM sands for _______.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Very Brief time (milliseconds) of too much voltage
3
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

31. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
PS/2-style mouse
DB-15
800 x 600

32. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
the CPU
B-9 serial

33. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
RJ-11
CMOS
Cache
charged coupled device (CCD)

34. How many pins is a DDR DIMM?
Speaker
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.
184
order Boot sequence - Integrated devices - drive controllers - power supply settings

35. SVGA is ____ x_____
5.25
Cathode Ray Tube
144
800 x 600

36. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Input
PCIe - PCI - AGP - ESIA - and ISA
Too little voltage
tasks or 'Threads'

37. XGA is ____x_____
CMOS
Networking and Communications
1024 x 786
Small Outline DIMM

38. Surge
Too much voltage
Software
USB Type A
removable chips on the motherboard

39. What does LCD stand for?
40 or 80
Firewire 6-pin
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Liquid Crystal Display

40. 10Base-2 Ethernet uses this cable.
Serial
Coaxial
CMOS
4

41. QXGA is ____x____
2048 x 1536
Output
144
Line Grid Array

42. An example of firmware.
BIOS
240
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.
Firewire 6-pin

43. What do the type types of Hard Drive acronyms stand for?
3
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
B-9 serial
Redundant Array of Independant (Inexpensive) Disks.

44. SCSI code is set by a 4 things - what are they?
Error Correction Code.
2048 x 1536
Input
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

45. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Input
charged coupled device (CCD)
Cache
Networking and Communications

46. Spike
Line Grid Array
BIOS
Very Brief time (milliseconds) of too much voltage
BIOS

47. Serial mouse or external modem
B-9 serial
CMOS
Output
detects and fixes corrupt data in RAM.

48. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Volatile
CMOS
Radial Lines
Software

49. External modems most commonly connect to this port.
50 - 68 - or 80
Serial
4
40 or 80

50. What does CRT stand for?
Front Side Bus.
PCIe - PCI - AGP - ESIA - and ISA
800 x 600
Cathode Ray Tube