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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. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
Small Outline DIMM
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Speaker

2. How many pins is a SODIMM DDR2 DIMM?
Front Side Bus.
144
BIOS
200

3. Parallel devices connect to this connector.
144
removable chips on the motherboard
DB-15
DB-25

4. 10Base-5 Ethernet and game ports use this cable
detects and fixes corrupt data in RAM.
DB-15
TRS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

5. An example of a device that uses a TRS connector.
Random Access Memory (RAM)
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
tasks or 'Threads'
Speaker

6. What does CRT stand for?
DB-15
2048 x 1536
detects and fixes corrupt data in RAM.
Cathode Ray Tube

7. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
charged coupled device (CCD)
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
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.
DB-25

8. level three cache is located on _________.
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.
CMOS
144
removable chips on the motherboard

9. SCSI code is set by a 4 things - what are they?
Random Access Memory (RAM)
B-9 serial
Processing
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

10. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Cathode Ray Tube
PCIe - PCI - AGP - ESIA - and ISA
Line Grid Array
TRS

11. How many pins is a DDR3 DIMM?
240
Speaker
40 or 80
order Boot sequence - Integrated devices - drive controllers - power supply settings

12. What is Virtual RAM?
Software
800 x 600
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.
Processing

13. CPUS: What is CISC?
detects and fixes corrupt data in RAM.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
240

14. QXGA is ____x____
2048 x 1536
Small Outline DIMM
PCIe - PCI - AGP - ESIA - and ISA
Too much voltage

15. 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.
34
Front Side Bus.
PCIe - PCI - AGP - ESIA - and ISA
verifying data integrity.

16. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
RJ-11
Coaxial
40 or 80

17. A temporary data storage location that can be read from and written to.
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.
Cache
50 - 68 - or 80
Random Access Memory (RAM)

18. What is VRAM used for?
40 or 80
Line Grid Array
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
144

19. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Front Side Bus.
Componentization
Hardware
PCIe - PCI - AGP - ESIA - and ISA

20. SDRAM sands for _______.
40 or 80
Storage
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Networking and Communications

21. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
ECC
5.25
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

22. BIOS allows you to do 4 things - what are they?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
order Boot sequence - Integrated devices - drive controllers - power supply settings
5.25
Output

23. 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)
BIOS
ECC
Software
BIOS

24. Internal modem or telephone
Network communications
RJ-11
Storage
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.

25. CPUs: What is RISC?
4
Very Brief time (milliseconds) of too much voltage
Front Side Bus.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

26. UXGA is _____x_____
USB Type A
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Storage
1600 x 1200

27. Printers
the motherboard
DB-25 parallel
verifying data integrity.
the CPU

28. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Random Access Memory (RAM)
Liquid Crystal Display
Storage
USB Type A

29. Surge
Cathode Ray Tube
Too much voltage
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
4

30. What is a Sag?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Very Brief time (milliseconds) of too much voltage
Network communications
Very brief time (milliseconds) of too little voltage

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

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32. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
5.25
tasks or 'Threads'
Complex -Instruction - Set - Chips - Used in General Purpose PCs

33. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
Pin Grid Array
BIOS
Cathode Ray Tube

34. Parity is used in some _____________ - hard drives - and RAM.
Coaxial
240
Network communications
BIOS

35. What is a Brownout?
DB-15
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Too little voltage
Front Side Bus.

36. SVGA is ____ x_____
800 x 600
Cathode Ray Tube
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
RJ-45

37. What does ECC stand for?
Redundant Array of Independant (Inexpensive) Disks.
VGA/SVGA monitor
RJ-11
Error Correction Code.

38. How many pins is a MICRODIMM DIMM?
DB-25 parallel
Firmware
Small Outline DIMM
144

39. A type of memory that loses data when the power is no longer supplied to the component.
800 x 600
BIOS
Volatile
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

40. What is the formal name of the 'headphone jack'?
the motherboard
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
RJ-11
5.25

41. Spike
Front Side Bus.
Very Brief time (milliseconds) of too much voltage
5.25
Storage

42. What are the two types of RAM?
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.
the CPU
CMOS

43. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
9
34
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

44. RAID 5 has at least ___ hard drives.
Radial Lines
Redundant Array of Independant (Inexpensive) Disks.
3
Liquid Crystal Display

45. How many pins is a DDR DIMM?
DB-25 parallel
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Error Correction Code.
184

46. Serial mouse or external modem
B-9 serial
PS/2-style mouse
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Random Access Memory (RAM)

47. An example of firmware.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
BIOS
184
50 - 68 - or 80

48. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
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
Volatile

49. What is a Blackout?
Power failure
Software
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Single Inline Memory Module - has 30 or 72 contacts on only one side.

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

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