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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. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Volatile
Software
USB Type A
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

2. Serial mouse or external modem
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
5.25
B-9 serial
50 - 68 - or 80

3. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
CMOS
40 or 80
charged coupled device (CCD)
Random Access Memory (RAM)

4. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
B-9 serial
Speaker
5.25
1024 x 786

5. PGA stands for
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Pin Grid Array
Error Correction Code.
Too much voltage

6. An example of a device that uses a 6-pin Mini-DIN connector.
detects and fixes corrupt data in RAM.
PS/2-style mouse
9
Coaxial

7. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
50 - 68 - or 80
Small Outline DIMM
7 or 15 (powered)
Output

8. 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.
Small Outline DIMM
Componentization
B-9 serial
Software

9. What is the formal name of the 'headphone jack'?
Radial Lines
DB-15
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

10. Surge
Too much voltage
Output
240
Joystick

11. Printers
DB-25 parallel
BIOS
ECC
2048 x 1536

12. An example of a device that uses a TRS connector.
DB-15
RJ-45
detects and fixes corrupt data in RAM.
Speaker

13. RAID stands for _________.
Software
BIOS
Redundant Array of Independant (Inexpensive) Disks.
Componentization

14. 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)
Networking and Communications
PS/2-style mouse
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Software

15. Number of Pins for Drives: 2. SCSI
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
50 - 68 - or 80
184
VGA/SVGA monitor

16. How many pins is a SODIMM DDR DIMM?
Input
Componentization
order Boot sequence - Integrated devices - drive controllers - power supply settings
144

17. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
9-pin serial
DB-25 parallel
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.

18. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Very Brief time (milliseconds) of too much voltage
Network communications
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Hardware

19. What does RIMM stand for?
the motherboard
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Power failure
Complex -Instruction - Set - Chips - Used in General Purpose PCs

20. 10Base-2 Ethernet uses this cable.
Liquid Crystal Display
BIOS
Output
Coaxial

21. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Processing
Firmware
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

22. What is a Blackout?
Componentization
Power failure
184
BIOS

23. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
9-pin serial
Firewire 6-pin
Small Outline DIMM
Very Brief time (milliseconds) of too much voltage

24. Number of Pins for Drives: 3. SATA
Random Access Memory (RAM)
7 or 15 (powered)
800 x 600
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.

25. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
144
7 or 15 (powered)
CMOS
TRS

26. How many pins is a MICRODIMM DIMM?
B-9 serial
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
144

27. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
order Boot sequence - Integrated devices - drive controllers - power supply settings
tasks or 'Threads'
ECC
Output

28. Ethernet network
Pin Grid Array
VGA/SVGA monitor
Volatile
RJ-45

29. SVGA is ____ x_____
800 x 600
TRS
4
Volatile

30. How many pins is a DDR2 DIMM?
Line Grid Array
240
Error Correction Code.
7 or 15 (powered)

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

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32. A type of memory that loses data when the power is no longer supplied to the component.
Very brief time (milliseconds) of too little voltage
Volatile
Processing
Too little voltage

33. CPUs: What is RISC?
184
Networking and Communications
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Front Side Bus.

34. How many pins is a SODIMM DDR2 DIMM?
5.25
Front Side Bus.
200
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

35. XGA is ____x_____
Too little voltage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
1024 x 786
Firewire 6-pin

36. What do the type types of Hard Drive acronyms stand for?
Cathode Ray Tube
ECC
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-15

37. Parallel devices connect to this connector.
9
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
DB-25
DB-15

38. What does SODIMM stand for?
detects and fixes corrupt data in RAM.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
9-pin serial
Small Outline DIMM

39. What are the two types of 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.
PS/2-style mouse
the motherboard
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

40. Level two cache is located on _______.
Volatile
2048 x 1536
the motherboard
34

41. What does ECC stand for?
Error Correction Code.
Pin Grid Array
5.25
Firmware

42. 10Base-5 Ethernet and game ports use this cable
CMOS
DB-15
Network communications
Liquid Crystal Display

43. What does LCD stand for?
Very brief time (milliseconds) of too little voltage
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Front Side Bus.
Liquid Crystal Display

44. QXGA is ____x____
240
the motherboard
2048 x 1536
Software

45. What is Virtual RAM?
DB-25
Firewire 6-pin
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.
7 or 15 (powered)

46. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
B-9 serial
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Storage
Serial

47. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
4
Pin Grid Array
40 or 80
BIOS

48. LGA stands for ______.
9
Joystick
Line Grid Array
3

49. 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.
DB-15
Firewire 6-pin
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
240

50. What does ECC do?
PCIe - PCI - AGP - ESIA - and ISA
ECC
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
detects and fixes corrupt data in RAM.