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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. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
3
tasks or 'Threads'
DB-15
charged coupled device (CCD)

2. How many pins is a DDR2 DIMM?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Hardware
240
3

3. Ethernet network
Too much voltage
200
Coaxial
RJ-45

4. Before sending a power supply to the recycling facility...
Random Access Memory (RAM)
Speaker
184
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.

5. The actual speed of the CPU is governed by a _______ setting called the clock rate.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Hardware
Cathode Ray Tube
BIOS

6. Level one cache is located on ___________.
the CPU
144
Too much voltage
charged coupled device (CCD)

7. Serial mouse or external modem
Cathode Ray Tube
B-9 serial
charged coupled device (CCD)
Single Inline Memory Module - has 30 or 72 contacts on only one side.

8. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
RJ-11
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Standardization
Firmware

9. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Coaxial
Processing
Network communications

10. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
charged coupled device (CCD)
Joystick
Hardware
Network communications

11. 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.
Radial Lines
3
removable chips on the motherboard
DB-15

12. What does ECC do?
Firewire 6-pin
Cache
9-pin serial
detects and fixes corrupt data in RAM.

13. RAID stands for _________.
4
Redundant Array of Independant (Inexpensive) Disks.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
RJ-11

14. How many pins is a SODIMM DDR2 DIMM?
200
Random Access Memory (RAM)
Pin Grid Array
9

15. What is a Blackout?
Output
Power failure
VGA/SVGA monitor
PCIe - PCI - AGP - ESIA - and ISA

16. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
240
Front Side Bus.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Too little voltage

17. 10Base-5 Ethernet and game ports use this cable
DB-15
184
the motherboard
1600 x 1200

18. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
DB-15
4
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Speaker

19. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
Too little voltage
800 x 600
Line Grid Array

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

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21. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Cache
184
Firewire 6-pin

22. What does SIMM stand for?
charged coupled device (CCD)
9
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Small Outline DIMM

23. What are the two types of RAM?
7 or 15 (powered)
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Very Brief time (milliseconds) of too much voltage
Output

24. An area of memory that holds recently-accessed data.
1600 x 1200
Cache
Redundant Array of Independant (Inexpensive) Disks.
5.25

25. Printers
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.
Speaker
PCIe - PCI - AGP - ESIA - and ISA
DB-25 parallel

26. How many pins is a DDR3 DIMM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Front Side Bus.
Software
240

27. 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)
4
Software
Joystick
Hardware

28. SVGA is ____ x_____
RJ-11
the CPU
800 x 600
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

29. An example of firmware.
Firewire 6-pin
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
BIOS
2048 x 1536

30. What are the 4 main types of storage?
Random Access Memory (RAM)
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-25
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

31. Number of Pins for Drives: 4. FDD
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
34
800 x 600
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

32. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
Coaxial
TRS
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.

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

34. What is the formal name of the 'headphone jack'?
200
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
2048 x 1536
Firewire 6-pin

35. SCSI code is set by a 4 things - what are they?
RJ-11
Front Side Bus.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

36. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
144
RJ-45
5.25

37. How many pins is a SODIMM DDR DIMM?
144
40 or 80
Output
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

38. What is Virtual RAM?
5.25
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
Cathode Ray Tube

39. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
200
BIOS
Coaxial
ECC

40. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Serial
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
RJ-11
PCIe - PCI - AGP - ESIA - and ISA

41. What is VRAM used for?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Too little voltage
RJ-11

42. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Pin Grid Array
PS/2-style mouse
Radial Lines

43. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
Standardization
5.25
PS/2-style mouse

44. Internal modem or telephone
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
2048 x 1536
BIOS
RJ-11

45. External modems most commonly connect to this port.
Serial
Coaxial
Speaker
Hardware

46. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
DB-15
Output
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

47. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
BIOS
Joystick
charged coupled device (CCD)

48. Surge
5.25
Too much voltage
40 or 80
Firmware

49. CPUS: What is CISC?
removable chips on the motherboard
Complex -Instruction - Set - Chips - Used in General Purpose PCs
240
Standardization

50. 10Base-2 Ethernet uses this cable.
40 or 80
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Coaxial
Small Outline DIMM

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Comptia A +: Hardware

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