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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. QXGA is ____x____
Liquid Crystal Display
Complex -Instruction - Set - Chips - Used in General Purpose PCs
removable chips on the motherboard
2048 x 1536

2. Parity is used in some _____________ - hard drives - and RAM.
Cache
Network communications
Too little voltage
the CPU

3. What are the 6 form factors of motherboards?
Power failure
Volatile
the CPU
ATX - BTX - Micro ATX - ITX - NLX - and LPX

4. What does ECC stand for?
Componentization
Error Correction Code.
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.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

5. Ethernet network
Line Grid Array
Front Side Bus.
RJ-45
order Boot sequence - Integrated devices - drive controllers - power supply settings

6. PGA stands for
Too much voltage
Pin Grid Array
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
DB-25 parallel

7. What is a Blackout?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Storage
Power failure
9-pin serial

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

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9. A serial mouse connects to a computer with this connector.
9-pin serial
PS/2-style mouse
CMOS
2048 x 1536

10. What does ECC do?
charged coupled device (CCD)
detects and fixes corrupt data in RAM.
Power failure
3

11. 10Base-5 Ethernet and game ports use this cable
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-15
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

12. UXGA is _____x_____
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
1600 x 1200
tasks or 'Threads'

13. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
144
Network communications
DB-25 parallel
PCIe - PCI - AGP - ESIA - and ISA

14. 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
Radial Lines
Networking and Communications
Hardware

15. SVGA is ____ x_____
Front Side Bus.
800 x 600
CMOS
240

16. Serial mouse or external modem
144
Redundant Array of Independant (Inexpensive) Disks.
B-9 serial
2048 x 1536

17. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
removable chips on the motherboard
Componentization
Joystick

18. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
RJ-11
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
RJ-45

19. Number of Pins for Drives: 2. SCSI
50 - 68 - or 80
DB-15
BIOS
USB Type A

20. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Componentization
RJ-45
Too little voltage
TRS

21. 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.
Volatile
Componentization
TRS

22. How many pins is a SODIMM DDR DIMM?
184
144
Small Outline DIMM
PCIe - PCI - AGP - ESIA - and ISA

23. level three cache is located on _________.
VGA/SVGA monitor
Networking and Communications
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
removable chips on the motherboard

24. The actual speed of the CPU is governed by a _______ setting called the clock rate.
CMOS
144
DB-25
BIOS

25. RAID 5 has at least ___ hard drives.
3
Cache
Very brief time (milliseconds) of too little voltage
Joystick

26. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
34
5.25
Software
4

27. What does LCD stand for?
Volatile
TRS
verifying data integrity.
Liquid Crystal Display

28. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
3
Input
Processing
TRS

29. How many pins is a DDR2 DIMM?
B-9 serial
34
240
Input

30. 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.
removable chips on the motherboard
Standardization
Storage
PCIe - PCI - AGP - ESIA - and ISA

31. A type of memory that loses data when the power is no longer supplied to the component.
Software
Volatile
34
Front Side Bus.

32. Number of Pins for Drives: 4. FDD
200
Too much voltage
Random Access Memory (RAM)
34

33. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firmware
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Networking and Communications
Cache

34. LGA stands for ______.
Line Grid Array
the motherboard
Speaker
40 or 80

35. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Speaker
USB Type A
34
Random Access Memory (RAM)

36. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
4
ECC
144
PS/2-style mouse

37. Serial ports have this many pins.
9
Pin Grid Array
Coaxial
VGA/SVGA monitor

38. An example of a device that uses a low-density (two-row) male DB-15 connector.
VGA/SVGA monitor
200
Joystick
Standardization

39. What does SIMM stand for?
verifying data integrity.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Cathode Ray Tube
4

40. An example of a device that uses a 6-pin Mini-DIN connector.
charged coupled device (CCD)
50 - 68 - or 80
PS/2-style mouse
BIOS

41. SDRAM sands for _______.
DB-25 parallel
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Serial
144

42. CPUS: What is CISC?
Storage
144
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Input

43. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
184
4
144

44. Level two cache is located on _______.
4
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
PCIe - PCI - AGP - ESIA - and ISA
the motherboard

45. What is Virtual RAM?
B-9 serial
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Small Outline DIMM
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.

46. Printers
Software
DB-25 parallel
Single Inline Memory Module - has 30 or 72 contacts on only one side.
removable chips on the motherboard

47. Spike
PCIe - PCI - AGP - ESIA - and ISA
Line Grid Array
Very Brief time (milliseconds) of too much voltage
Output

48. What does RIMM stand for?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
CMOS
9-pin serial

49. An area of memory that holds recently-accessed data.
ECC
Cache
CMOS
Serial

50. What is the formal name of the 'headphone jack'?
Firewire 6-pin
Standardization
Random Access Memory (RAM)
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack