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Comptia A +: Hardware

Subjects : certifications, comptia-a-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
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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 physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
5.25
Random Access Memory (RAM)
Hardware
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

2. What is a Blackout?
Power failure
7 or 15 (powered)
Very brief time (milliseconds) of too little voltage
4

3. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
1600 x 1200
Single Inline Memory Module - has 30 or 72 contacts on only one side.
verifying data integrity.

4. 10Base-5 Ethernet and game ports use this cable
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
DB-15
Line Grid Array
TRS

5. SVGA is ____ x_____
CMOS
detects and fixes corrupt data in RAM.
800 x 600
Pin Grid Array

6. Number of Pins for Drives: 2. SCSI
verifying data integrity.
800 x 600
Volatile
50 - 68 - or 80

7. An example of a device that uses a TRS connector.
detects and fixes corrupt data in RAM.
4
Componentization
Speaker

8. Level one cache is located on ___________.
9-pin serial
Coaxial
the CPU
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. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
BIOS
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.
Coaxial

10. Level two cache is located on _______.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
the motherboard
Redundant Array of Independant (Inexpensive) Disks.

11. Serial mouse or external modem
charged coupled device (CCD)
order Boot sequence - Integrated devices - drive controllers - power supply settings
B-9 serial
Joystick

12. What are the 6 form factors of motherboards?
Serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
DB-25 parallel
5.25

13. RAID stands for _________.
34
Redundant Array of Independant (Inexpensive) Disks.
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.
Pin Grid Array

14. What is Virtual RAM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Line Grid Array
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
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.

15. Spike
Redundant Array of Independant (Inexpensive) Disks.
Software
VGA/SVGA monitor
Very Brief time (milliseconds) of too much voltage

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

17. How many pins is a MICRODIMM DIMM?
Redundant Array of Independant (Inexpensive) Disks.
Too much voltage
removable chips on the motherboard
144

18. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
B-9 serial
ECC
184
PCIe - PCI - AGP - ESIA - and ISA

19. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Componentization
Network communications
DB-25 parallel

20. Surge
removable chips on the motherboard
Too much voltage
Processing
Complex -Instruction - Set - Chips - Used in General Purpose PCs

21. What does CRT stand for?
VGA/SVGA monitor
Cathode Ray Tube
DB-25
removable chips on the motherboard

22. How many pins is a DDR DIMM?
Serial
DB-25
Cathode Ray Tube
184

23. Before sending a power supply to the recycling facility...
Line Grid Array
Joystick
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.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

24. What is the formal name of the 'headphone jack'?
Small Outline DIMM
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
200
CMOS

25. What does SIMM stand for?
Cache
the motherboard
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Storage

26. level three cache is located on _________.
removable chips on the motherboard
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.
Volatile

27. PGA stands for
RJ-45
Coaxial
Pin Grid Array
1600 x 1200

28. What are the two types of RAM?
Liquid Crystal Display
Error Correction Code.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Hardware

29. What is a Sag?
Very brief time (milliseconds) of too little voltage
9
Input
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

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

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31. 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.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Componentization
Pin Grid Array
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

32. 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
40 or 80
7 or 15 (powered)
50 - 68 - or 80

33. What does ECC do?
Network communications
detects and fixes corrupt data in RAM.
USB Type A
240

34. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Too little voltage
charged coupled device (CCD)
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
184

35. Parity is used in some _____________ - hard drives - and RAM.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
CMOS
Network communications
charged coupled device (CCD)

36. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
CMOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Speaker
Hardware

37. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Power failure
CMOS
Front Side Bus.
Radial Lines

38. CPUS: What is CISC?
tasks or 'Threads'
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-25
50 - 68 - or 80

39. A serial mouse connects to a computer with this connector.
7 or 15 (powered)
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Volatile
9-pin serial

40. 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.
240
Coaxial
240
verifying data integrity.

41. How many pins is a DDR3 DIMM?
verifying data integrity.
240
Random Access Memory (RAM)
Storage

42. Internal modem or telephone
3
RJ-11
40 or 80
240

43. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
verifying data integrity.
Storage
BIOS
7 or 15 (powered)

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

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45. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
BIOS
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Processing
Coaxial

46. 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
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.
Line Grid Array
Volatile

47. RAID 5 has at least ___ hard drives.
Componentization
3
Cathode Ray Tube
Speaker

48. 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
9-pin serial
Single Inline Memory Module - has 30 or 72 contacts on only one side.
1024 x 786

49. What does RIMM stand for?
Network communications
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Complex -Instruction - Set - Chips - Used in General Purpose PCs
removable chips on the motherboard

50. What does ECC stand for?
Componentization
Error Correction Code.
144
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

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Comptia A +: Hardware

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