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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. What are the 6 form factors of motherboards?
144
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
240
ATX - BTX - Micro ATX - ITX - NLX - and LPX

2. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
ATX - BTX - Micro ATX - ITX - NLX - and LPX
CMOS
Storage
Networking and Communications

3. XGA is ____x_____
1024 x 786
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
detects and fixes corrupt data in RAM.
240

4. What is VRAM used for?
Redundant Array of Independant (Inexpensive) Disks.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Pin Grid Array
Volatile

5. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
order Boot sequence - Integrated devices - drive controllers - power supply settings
7 or 15 (powered)

6. An example of a device that uses a TRS connector.
34
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Speaker
Random Access Memory (RAM)

7. 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.
Standardization
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Liquid Crystal Display
Power failure

8. Parallel devices connect to this connector.
Hardware
DB-25
800 x 600
240

9. Number of Pins for Drives: 4. FDD
Hardware
the motherboard
BIOS
34

10. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
Networking and Communications
Too much voltage
Cathode Ray Tube

11. How many pins is a DDR DIMM?
Firmware
ATX - BTX - Micro ATX - ITX - NLX - and LPX
the CPU
184

12. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Hardware
Too much voltage
RJ-11

13. What are the 4 main types of storage?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
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 little voltage
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.

14. What are the two types of RAM?
DB-15
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

15. Level one cache is located on ___________.
the CPU
240
BIOS
DB-15

16. Level two cache is located on _______.
the motherboard
Single Inline Memory Module - has 30 or 72 contacts on only one side.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Processing

17. What does SIMM stand for?
Very Brief time (milliseconds) of too much voltage
Single Inline Memory Module - has 30 or 72 contacts on only one side.
4
DB-25

18. 10Base-2 Ethernet uses this cable.
DB-25
Liquid Crystal Display
Coaxial
Pin Grid Array

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

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20. How many pins is a DDR3 DIMM?
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
CMOS
PCIe - PCI - AGP - ESIA - and ISA

21. How many pins is a SODIMM DDR2 DIMM?
200
3
DB-25
184

22. An area of memory that holds recently-accessed data.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Cache
Joystick

23. Serial ports have this many pins.
9
Redundant Array of Independant (Inexpensive) Disks.
Storage
Pin Grid Array

24. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
Line Grid Array
order Boot sequence - Integrated devices - drive controllers - power supply settings
Random Access Memory (RAM)

25. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
7 or 15 (powered)
Firmware
3
BIOS

26. 10Base-5 Ethernet and game ports use this cable
DB-15
CMOS
charged coupled device (CCD)
Volatile

27. UXGA is _____x_____
1600 x 1200
200
PS/2-style mouse
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.

28. Spike
200
Very Brief time (milliseconds) of too much voltage
Radial Lines
the motherboard

29. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
ATX - BTX - Micro ATX - ITX - NLX - and LPX
2048 x 1536
184
CMOS

30. What is a Sag?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Very brief time (milliseconds) of too little voltage
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.

31. LGA stands for ______.
Very Brief time (milliseconds) of too much voltage
5.25
Line Grid Array
184

32. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
B-9 serial
Radial Lines
DB-25
Too much voltage

33. What does SODIMM stand for?
PCIe - PCI - AGP - ESIA - and ISA
Volatile
Cathode Ray Tube
Small Outline DIMM

34. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
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.
Output
2048 x 1536
tasks or 'Threads'

35. 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.
DB-15
Processing
Power failure
verifying data integrity.

36. 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)
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Software
USB Type A
Input

37. How many pins is a MICRODIMM DIMM?
PCIe - PCI - AGP - ESIA - and ISA
144
3
the CPU

38. 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-15
200
Line Grid Array
BIOS

39. Internal modem or telephone
Firewire 6-pin
RJ-11
Standardization
Front Side Bus.

40. What does CRT stand for?
34
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Cathode Ray Tube
2048 x 1536

41. BIOS allows you to do 4 things - what are they?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-15
order Boot sequence - Integrated devices - drive controllers - power supply settings
800 x 600

42. QXGA is ____x____
2048 x 1536
34
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
charged coupled device (CCD)

43. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
DB-25 parallel
34
9

44. level three cache is located on _________.
ECC
Small Outline DIMM
removable chips on the motherboard
Liquid Crystal Display

45. An example of a device that uses a high-density (three-row) DB-15 connector.
1600 x 1200
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
VGA/SVGA monitor

46. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
5.25
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

47. What is Virtual RAM?
ECC
9-pin serial
Componentization
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.

48. How many pins is a DDR2 DIMM?
240
TRS
5.25
Software

49. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Coaxial
USB Type A
240

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

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Comptia A +: Hardware

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