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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 does CRT stand for?
Power failure
Radial Lines
Cathode Ray Tube
BIOS

2. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
the CPU
Standardization
Small Outline DIMM

3. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Front Side Bus.
Cathode Ray Tube
Storage
RJ-45

4. What do the type types of Hard Drive acronyms stand for?
144
tasks or 'Threads'
9-pin serial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

5. 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.
DB-15
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Componentization
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

6. UXGA is _____x_____
Front Side Bus.
Network communications
1600 x 1200
DB-15

7. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
ECC
800 x 600
detects and fixes corrupt data in RAM.
Processing

8. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Firewire 6-pin
Volatile
Output
50 - 68 - or 80

9. An example of a device that uses a 6-pin Mini-DIN connector.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
DB-15
Radial Lines
PS/2-style mouse

10. What are the 4 main types of storage?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
ATX - BTX - Micro ATX - ITX - NLX - and LPX
50 - 68 - or 80

11. RAID 5 has at least ___ hard drives.
Small Outline DIMM
3
Processing
BIOS

12. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
CMOS
Standardization

13. How many pins is a DDR2 DIMM?
Small Outline DIMM
Serial
240
800 x 600

14. How many pins is a DDR3 DIMM?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
B-9 serial
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
240

15. Before sending a power supply to the recycling facility...
charged coupled device (CCD)
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.
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.
ATX - BTX - Micro ATX - ITX - NLX - and LPX

16. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
VGA/SVGA monitor
Cathode Ray Tube
Firewire 6-pin
1024 x 786

17. What is a Brownout?
200
Standardization
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Too little voltage

18. An area of memory that holds recently-accessed data.
Joystick
4
verifying data integrity.
Cache

19. How many pins is a SODIMM DDR DIMM?
144
DB-15
Single Inline Memory Module - has 30 or 72 contacts on only one side.
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.

20. Ethernet network
7 or 15 (powered)
Volatile
Radial Lines
RJ-45

21. 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.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DB-25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
verifying data integrity.

22. The BIOS is stored on the _______ chip that is on the motherboard.
Line Grid Array
DB-15
CMOS
Random Access Memory (RAM)

23. Number of Pins for Drives: 2. SCSI
50 - 68 - or 80
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.
verifying data integrity.
Complex -Instruction - Set - Chips - Used in General Purpose PCs

24. 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.
240
the CPU
Networking and Communications
verifying data integrity.

25. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Volatile
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Line Grid Array
5.25

26. BIOS allows you to do 4 things - what are they?
Error Correction Code.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Hardware
Front Side Bus.

27. What is a Blackout?
removable chips on the motherboard
Power failure
Coaxial
34

28. level three cache is located on _________.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
removable chips on the motherboard
DB-15
Firmware

29. Serial ports have this many pins.
9
800 x 600
Software
charged coupled device (CCD)

30. Parity is used in some _____________ - hard drives - and RAM.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Network communications
34
240

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

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32. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
4
B-9 serial
PCIe - PCI - AGP - ESIA - and ISA

33. How many pins is a MICRODIMM DIMM?
Serial
Processing
144
7 or 15 (powered)

34. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
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.
ECC
Hardware
RJ-11

35. What does SODIMM stand for?
Hardware
RJ-11
CMOS
Small Outline DIMM

36. A type of memory that loses data when the power is no longer supplied to the component.
Speaker
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Volatile
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

37. PGA stands for
tasks or 'Threads'
Standardization
Pin Grid Array
RJ-45

38. LGA stands for ______.
Cache
Line Grid Array
9
RJ-45

39. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
Serial
Front Side Bus.
CMOS

40. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Front Side Bus.
Serial
Small Outline DIMM
Firmware

41. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Pin Grid Array
PCIe - PCI - AGP - ESIA - and ISA
PS/2-style mouse
40 or 80

42. 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.
Coaxial
40 or 80
charged coupled device (CCD)
DB-15

43. QXGA is ____x____
VGA/SVGA monitor
CMOS
2048 x 1536
DB-15

44. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Networking and Communications
7 or 15 (powered)
Joystick

45. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
Hardware
Standardization
40 or 80
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

46. How many pins is a DDR DIMM?
VGA/SVGA monitor
RJ-45
Input
184

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

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48. 10Base-5 Ethernet and game ports use this cable
DB-15
Single Inline Memory Module - has 30 or 72 contacts on only one side.
USB Type A
Input

49. 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)
40 or 80
TRS
VGA/SVGA monitor
Software

50. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
240
Firewire 6-pin
DB-25
charged coupled device (CCD)

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Comptia A +: Hardware

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