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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. PGA stands for
9-pin serial
Pin Grid Array
CMOS
Too much voltage

2. SVGA is ____ x_____
DB-25 parallel
Firewire 6-pin
2048 x 1536
800 x 600

3. What is a Blackout?
ECC
removable chips on the motherboard
Network communications
Power failure

4. What are the 6 form factors of motherboards?
800 x 600
Pin Grid Array
ATX - BTX - Micro ATX - ITX - NLX - and LPX
B-9 serial

5. What does ECC do?
Random Access Memory (RAM)
detects and fixes corrupt data in RAM.
4
Processing

6. Internal modem or telephone
RJ-45
RJ-11
Hardware
Radial Lines

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

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8. 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.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Standardization
Networking and Communications

9. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
CMOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Cathode Ray Tube
Power failure

10. 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.
Joystick
Random Access Memory (RAM)
Componentization
2048 x 1536

11. UXGA is _____x_____
Volatile
B-9 serial
the motherboard
1600 x 1200

12. Surge
Hardware
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Too much voltage
Storage

13. 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.
Input
40 or 80
DB-15
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

14. Level two cache is located on _______.
BIOS
144
the motherboard
Power failure

15. What is VRAM used for?
Too little voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
7 or 15 (powered)
TRS

16. CPUS: What is CISC?
removable chips on the motherboard
1600 x 1200
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Complex -Instruction - Set - Chips - Used in General Purpose PCs

17. What is a Brownout?
RJ-11
DB-25
TRS
Too little voltage

18. Serial ports have this many pins.
TRS
9
Volatile
Very brief time (milliseconds) of too little voltage

19. An example of a device that uses a high-density (three-row) DB-15 connector.
Pin Grid Array
VGA/SVGA monitor
Single Inline Memory Module - has 30 or 72 contacts on only one side.
9

20. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
Random Access Memory (RAM)
BIOS
Volatile

21. An example of firmware.
BIOS
Too much voltage
Small Outline DIMM
40 or 80

22. What does CRT stand for?
detects and fixes corrupt data in RAM.
RJ-45
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Cathode Ray Tube

23. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Processing
Radial Lines
charged coupled device (CCD)
DB-25 parallel

24. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
240
Input
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Power failure

25. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
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.
Storage
Speaker

26. What does RIMM stand for?
Pin Grid Array
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
removable chips on the motherboard
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

27. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
Error Correction Code.
CMOS
Networking and Communications

28. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-25
TRS
34

29. How many pins is a DDR3 DIMM?
Software
240
BIOS
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

30. An area of memory that holds recently-accessed data.
200
1600 x 1200
CMOS
Cache

31. Before sending a power supply to the recycling facility...
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.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-25 parallel
800 x 600

32. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
4
50 - 68 - or 80
removable chips on the motherboard

33. 10Base-5 Ethernet and game ports use this cable
DB-15
2048 x 1536
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.
CMOS

34. level three cache is located on _________.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Very Brief time (milliseconds) of too much voltage
removable chips on the motherboard
Firewire 6-pin

35. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
charged coupled device (CCD)
PCIe - PCI - AGP - ESIA - and ISA
800 x 600
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

36. ZIF stands for ______.
1600 x 1200
Too little voltage
Input
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.

37. Ethernet network
VGA/SVGA monitor
RJ-45
9-pin serial
3

38. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
order Boot sequence - Integrated devices - drive controllers - power supply settings
Output
DB-25 parallel
40 or 80

39. How many pins is a DDR DIMM?
184
3
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.
USB Type A

40. Printers
DB-25 parallel
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
5.25

41. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
4
Firmware
Networking and Communications
Radial Lines

42. An example of a device that uses a low-density (two-row) male DB-15 connector.
the motherboard
Joystick
Error Correction Code.
Redundant Array of Independant (Inexpensive) Disks.

43. Parity is used in some _____________ - hard drives - and RAM.
Network communications
Componentization
detects and fixes corrupt data in RAM.
DB-25 parallel

44. Spike
tasks or 'Threads'
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Very Brief time (milliseconds) of too much voltage
Joystick

45. 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.
RJ-45
CMOS
verifying data integrity.
Processing

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.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
the motherboard
Networking and Communications
Output

47. An example of a device that uses a TRS connector.
the CPU
Redundant Array of Independant (Inexpensive) Disks.
VGA/SVGA monitor
Speaker

48. A type of memory that loses data when the power is no longer supplied to the component.
3
144
Volatile
Very Brief time (milliseconds) of too much voltage

49. How many pins is a DDR2 DIMM?
PCIe - PCI - AGP - ESIA - and ISA
RJ-11
240
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.

50. Number of Pins for Drives: 4. FDD
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Volatile
184
34