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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. How many pins is a SODIMM DDR DIMM?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Redundant Array of Independant (Inexpensive) Disks.
144
Liquid Crystal Display

2. What does ECC do?
PCIe - PCI - AGP - ESIA - and ISA
detects and fixes corrupt data in RAM.
Speaker
Networking and Communications

3. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
5.25
DB-15

4. What are the two types of RAM?
Power failure
Input
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Joystick

5. An example of a device that uses a TRS connector.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Speaker
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
184

6. An example of a device that uses a 6-pin Mini-DIN connector.
7 or 15 (powered)
Network communications
800 x 600
PS/2-style mouse

7. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Serial
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
ECC
Liquid Crystal Display

8. What does ECC stand for?
144
Cathode Ray Tube
detects and fixes corrupt data in RAM.
Error Correction Code.

9. RAID stands for _________.
Storage
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Random Access Memory (RAM)
Redundant Array of Independant (Inexpensive) Disks.

10. Level one cache is located on ___________.
B-9 serial
Speaker
Volatile
the CPU

11. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
144
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.
9

12. 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)
VGA/SVGA monitor
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
34
Software

13. What does LCD stand for?
Liquid Crystal Display
Front Side Bus.
DB-25
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

14. Surge
charged coupled device (CCD)
Too much voltage
BIOS
34

15. A type of memory that loses data when the power is no longer supplied to the component.
4
Volatile
Too much voltage
CMOS

16. PGA stands for
Pin Grid Array
TRS
ECC
3

17. The BIOS is stored on the _______ chip that is on the motherboard.
240
CMOS
USB Type A
Componentization

18. 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.
Front Side Bus.
DB-15
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
4

19. CPUs: What is RISC?
240
tasks or 'Threads'
Firmware
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

20. XGA is ____x_____
Processing
Complex -Instruction - Set - Chips - Used in General Purpose PCs
1024 x 786
Power failure

21. What are the 6 form factors of motherboards?
TRS
DB-15
144
ATX - BTX - Micro ATX - ITX - NLX - and LPX

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

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23. How many pins is a DDR3 DIMM?
USB Type A
184
240
Componentization

24. SVGA is ____ x_____
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Very brief time (milliseconds) of too little voltage
3
800 x 600

25. UXGA is _____x_____
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.
1600 x 1200
Too little voltage
removable chips on the motherboard

26. The actual speed of the CPU is governed by a _______ setting called the clock rate.
Hardware
Radial Lines
2048 x 1536
BIOS

27. 10Base-5 Ethernet and game ports use this cable
CMOS
34
DB-15
Too much voltage

28. 10Base-2 Ethernet uses this cable.
Input
Coaxial
50 - 68 - or 80
DB-15

29. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Speaker
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
34
Output

30. Before sending a power supply to the recycling facility...
PS/2-style mouse
Input
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.

31. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
5.25
Joystick
Too little voltage

32. How many pins is a SODIMM DDR2 DIMM?
200
144
CMOS
DB-25

33. What does SODIMM stand for?
Front Side Bus.
Small Outline DIMM
144
800 x 600

34. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Firewire 6-pin
CMOS
184

35. ZIF stands for ______.
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.
charged coupled device (CCD)
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Speaker

36. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Software
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.
TRS

37. A serial mouse connects to a computer with this connector.
Hardware
9-pin serial
1600 x 1200
PCIe - PCI - AGP - ESIA - and ISA

38. Parity is used in some _____________ - hard drives - and RAM.
9
the CPU
Network communications
Networking and Communications

39. Number of Pins for Drives: 3. SATA
5.25
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
7 or 15 (powered)
3

40. Level two cache is located on _______.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
the motherboard
CMOS
Very brief time (milliseconds) of too little voltage

41. Ethernet network
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
800 x 600
RJ-45

42. An example of a device that uses a low-density (two-row) male DB-15 connector.
CMOS
240
Input
Joystick

43. What is the formal name of the 'headphone jack'?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Single Inline Memory Module - has 30 or 72 contacts on only one side.
40 or 80
Serial

44. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
PCIe - PCI - AGP - ESIA - and ISA
Firmware
240
Random Access Memory (RAM)

45. LGA stands for ______.
Line Grid Array
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Redundant Array of Independant (Inexpensive) Disks.
detects and fixes corrupt data in RAM.

46. 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.
144
Networking and Communications
Hardware
Pin Grid Array

47. An area of memory that holds recently-accessed data.
Cache
Very brief time (milliseconds) of too little voltage
detects and fixes corrupt data in RAM.
4

48. External modems most commonly connect to this port.
Serial
VGA/SVGA monitor
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.
ATX - BTX - Micro ATX - ITX - NLX - and LPX

49. Number of Pins for Drives: 4. FDD
Standardization
the CPU
B-9 serial
34

50. Internal modem or telephone
RJ-11
Small Outline DIMM
Power failure
Radial Lines