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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. What is a Blackout?
Power failure
3
PS/2-style mouse
ATX - BTX - Micro ATX - ITX - NLX - and LPX

2. 10Base-5 Ethernet and game ports use this cable
DB-15
CMOS
800 x 600
TRS

3. What does ECC do?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Pin Grid Array
Speaker
detects and fixes corrupt data in RAM.

4. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
240
TRS
Firmware
Storage

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.
RJ-11
9-pin serial
Componentization
DB-15

6. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
CMOS
BIOS
Componentization
USB Type A

7. ZIF stands for ______.
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.
Cathode Ray Tube
184

8. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Firewire 6-pin
Too much voltage
Radial Lines

9. 10Base-2 Ethernet uses this cable.
Coaxial
DB-15
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Too little voltage

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

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11. An area of memory that holds recently-accessed data.
Cache
Redundant Array of Independant (Inexpensive) Disks.
RJ-11
1024 x 786

12. 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.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Firmware
Networking and Communications
7 or 15 (powered)

13. LGA stands for ______.
Componentization
Too little voltage
Line Grid Array
40 or 80

14. What does SIMM stand for?
Networking and Communications
Single Inline Memory Module - has 30 or 72 contacts on only one side.
CMOS
Error Correction Code.

15. QXGA 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.
2048 x 1536
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Redundant Array of Independant (Inexpensive) Disks.

16. Serial ports have this many pins.
9
B-9 serial
DB-25
40 or 80

17. Printers
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DB-25 parallel
removable chips on the motherboard
Single Inline Memory Module - has 30 or 72 contacts on only one side.

18. RAID stands for _________.
CMOS
Too little voltage
Redundant Array of Independant (Inexpensive) Disks.
2048 x 1536

19. 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)
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Cache
Software
40 or 80

20. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
VGA/SVGA monitor
order Boot sequence - Integrated devices - drive controllers - power supply settings
Firmware
CMOS

21. What are the two types of RAM?
Pin Grid Array
Too much voltage
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
200

22. RAID 5 has at least ___ hard drives.
Output
PCIe - PCI - AGP - ESIA - and ISA
3
184

23. How many pins is a SODIMM DDR2 DIMM?
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.
Network communications
200
Joystick

24. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Standardization
Cathode Ray Tube
Hardware

25. How many pins is a DDR DIMM?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
184
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
200

26. Parallel devices connect to this connector.
Firmware
Too much voltage
DB-25
240

27. What is a Brownout?
Cathode Ray Tube
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Too little voltage
VGA/SVGA monitor

28. What does RIMM stand for?
Small Outline DIMM
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Networking and Communications
the CPU

29. Number of Pins for Drives: 4. FDD
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
800 x 600
Speaker
34

30. An example of a device that uses a high-density (three-row) DB-15 connector.
240
Random Access Memory (RAM)
34
VGA/SVGA monitor

31. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Very Brief time (milliseconds) of too much voltage
removable chips on the motherboard
9-pin serial

32. What is a Sag?
DB-25
Very brief time (milliseconds) of too little voltage
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
detects and fixes corrupt data in RAM.

33. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
PCIe - PCI - AGP - ESIA - and ISA
Networking and Communications
Output
Hardware

34. An example of a device that uses a low-density (two-row) male DB-15 connector.
CMOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Joystick
144

35. 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.
4
verifying data integrity.
Input
Line Grid Array

36. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
BIOS
USB Type A
Very brief time (milliseconds) of too little voltage
Input

37. Spike
Coaxial
Single Inline Memory Module - has 30 or 72 contacts on only one side.
PCIe - PCI - AGP - ESIA - and ISA
Very Brief time (milliseconds) of too much voltage

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

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39. SVGA is ____ x_____
Cathode Ray Tube
800 x 600
Processing
Input

40. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
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.
Cathode Ray Tube
Pin Grid Array
Processing

41. Internal modem or telephone
Very brief time (milliseconds) of too little voltage
Single Inline Memory Module - has 30 or 72 contacts on only one side.
DB-25
RJ-11

42. PGA stands for
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-15
Pin Grid Array
PS/2-style mouse

43. An example of a device that uses a TRS connector.
Speaker
Cathode Ray Tube
50 - 68 - or 80
Pin Grid Array

44. How many pins is a MICRODIMM DIMM?
144
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Cathode Ray Tube
B-9 serial

45. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
Volatile
Software
Serial

46. An example of firmware.
Speaker
BIOS
Hardware
Networking and Communications

47. What does ECC stand for?
Firewire 6-pin
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Error Correction Code.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

48. Parity is used in some _____________ - hard drives - and RAM.
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.
tasks or 'Threads'
Network communications
Cache

49. How many pins is a SODIMM DDR DIMM?
Output
144
Cache
1600 x 1200

50. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Joystick
charged coupled device (CCD)
5.25
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM