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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. An example of a device that uses a low-density (two-row) male DB-15 connector.
Very Brief time (milliseconds) of too much voltage
Joystick
1024 x 786
9

2. 10Base-2 Ethernet uses this cable.
Coaxial
verifying data integrity.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
USB Type A

3. How many pins is a SODIMM DDR2 DIMM?
200
40 or 80
ATX - BTX - Micro ATX - ITX - NLX - and LPX
CMOS

4. What is a Sag?
Line Grid Array
Standardization
Very brief time (milliseconds) of too little voltage
Error Correction Code.

5. BIOS allows you to do 4 things - what are they?
DB-15
RJ-11
the motherboard
order Boot sequence - Integrated devices - drive controllers - power supply settings

6. An example of a device that uses a TRS connector.
RJ-11
Speaker
34
Standardization

7. RAID 5 has at least ___ hard drives.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
3
Power failure
Error Correction Code.

8. 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.
50 - 68 - or 80
Componentization
Cathode Ray Tube
DB-15

9. What does LCD stand for?
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-25
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Liquid Crystal Display

10. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
VGA/SVGA monitor
DB-15
Small Outline DIMM

11. 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
Small Outline DIMM
Componentization
DB-25 parallel

12. What does CRT stand for?
charged coupled device (CCD)
Radial Lines
Cathode Ray Tube
removable chips on the motherboard

13. Level one cache is located on ___________.
240
DB-25 parallel
the CPU
9

14. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Cache
Speaker
USB Type A
VGA/SVGA monitor

15. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Power failure
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.
Input
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

16. SVGA is ____ x_____
B-9 serial
Redundant Array of Independant (Inexpensive) Disks.
800 x 600
5.25

17. What is the formal name of the 'headphone jack'?
4
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
PCIe - PCI - AGP - ESIA - and ISA
Very Brief time (milliseconds) of too much voltage

18. What is a Blackout?
USB Type A
Pin Grid Array
Power failure
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.

19. Internal modem or telephone
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
1024 x 786
9
RJ-11

20. External modems most commonly connect to this port.
DB-25
Small Outline DIMM
charged coupled device (CCD)
Serial

21. ZIF stands for ______.
Line Grid Array
USB Type A
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.
240

22. Spike
9
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.
Very Brief time (milliseconds) of too much voltage
1024 x 786

23. An area of memory that holds recently-accessed data.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Cache
Network communications
144

24. level three cache is located on _________.
Radial Lines
Too little voltage
removable chips on the motherboard
144

25. How many pins is a SODIMM DDR DIMM?
CMOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.
144
184

26. The BIOS is stored on the _______ chip that is on the motherboard.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
BIOS
CMOS
DB-15

27. What are the two types of RAM?
B-9 serial
Single Inline Memory Module - has 30 or 72 contacts on only one side.
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.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

28. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
DB-15
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Random Access Memory (RAM)
Output

29. XGA is ____x_____
RJ-45
Complex -Instruction - Set - Chips - Used in General Purpose PCs
2048 x 1536
1024 x 786

30. RAID stands for _________.
Standardization
Volatile
Redundant Array of Independant (Inexpensive) Disks.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

31. Number of Pins for Drives: 4. FDD
34
the motherboard
7 or 15 (powered)
USB Type A

32. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Coaxial
CMOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

33. Level two cache is located on _______.
the motherboard
40 or 80
50 - 68 - or 80
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

34. 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
Redundant Array of Independant (Inexpensive) Disks.
DB-15
CMOS

35. Ethernet network
RJ-45
3
Serial
Software

36. A type of memory that loses data when the power is no longer supplied to the component.
Networking and Communications
7 or 15 (powered)
order Boot sequence - Integrated devices - drive controllers - power supply settings
Volatile

37. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Componentization
3
5.25

38. How many pins is a MICRODIMM DIMM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Standardization
Processing
144

39. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Random Access Memory (RAM)
RJ-11
Complex -Instruction - Set - Chips - Used in General Purpose PCs
ECC

40. 10Base-5 Ethernet and game ports use this cable
Firewire 6-pin
DB-15
9
ECC

41. PGA stands for
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Pin Grid Array
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

42. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
DB-25
CMOS
verifying data integrity.
Radial Lines

43. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
B-9 serial
Very brief time (milliseconds) of too little voltage
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Firmware

44. What does ECC stand for?
Software
Error Correction Code.
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.

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

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46. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
Too much voltage
Firewire 6-pin
Componentization

47. Serial ports have this many pins.
9
CMOS
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.
Too much voltage

48. LGA stands for ______.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-25 parallel
CMOS
Line Grid Array

49. A serial mouse connects to a computer with this connector.
Serial
Storage
9-pin serial
240

50. What is a Brownout?
Speaker
Pin Grid Array
Too little voltage
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.