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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. SVGA is ____ x_____
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Componentization
800 x 600
Power failure

2. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Componentization
Cache
Liquid Crystal Display
Processing

3. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
40 or 80
CMOS
Firmware
Hardware

4. What does RIMM stand for?
144
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Front Side Bus.
DB-25

5. SCSI code is set by a 4 things - what are they?
charged coupled device (CCD)
Input
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
ECC

6. An example of a device that uses a low-density (two-row) male DB-15 connector.
Standardization
Joystick
the motherboard
ECC

7. QXGA is ____x____
2048 x 1536
Line Grid Array
Processing
ECC

8. Ethernet network
RJ-45
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
40 or 80

9. How many pins is a DDR3 DIMM?
240
TRS
BIOS
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.

10. Number of Pins for Drives: 2. SCSI
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.
Radial Lines
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
50 - 68 - or 80

11. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
2048 x 1536
184
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

12. Parity is used in some _____________ - hard drives - and RAM.
tasks or 'Threads'
240
Line Grid Array
Network communications

13. What does LCD stand for?
Pin Grid Array
Liquid Crystal Display
the motherboard
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

14. How many pins is a MICRODIMM DIMM?
verifying data integrity.
144
Pin Grid Array
DB-15

15. An example of a device that uses a 6-pin Mini-DIN connector.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Cache
Networking and Communications
PS/2-style mouse

16. Printers
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
Liquid Crystal Display

17. 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.
charged coupled device (CCD)
PS/2-style mouse
DB-15
RJ-11

18. Level one cache is located on ___________.
240
the CPU
DB-15
Cache

19. ZIF stands for ______.
BIOS
Processing
200
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.

20. An example of firmware.
PCIe - PCI - AGP - ESIA - and ISA
BIOS
Output
CMOS

21. LGA stands for ______.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Line Grid Array
Front Side Bus.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

22. What does ECC do?
VGA/SVGA monitor
Serial
Very brief time (milliseconds) of too little voltage
detects and fixes corrupt data in RAM.

23. What is a Sag?
RJ-11
Front Side Bus.
DB-25
Very brief time (milliseconds) of too little voltage

24. 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.
DB-25 parallel
Standardization
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.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

25. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
184
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
order Boot sequence - Integrated devices - drive controllers - power supply settings

26. 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.
Networking and Communications
184
PCIe - PCI - AGP - ESIA - and ISA
Very brief time (milliseconds) of too little voltage

27. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Radial Lines
TRS
Small Outline DIMM
the CPU

28. Level two cache is located on _______.
Networking and Communications
4
Line Grid Array
the motherboard

29. What is a Blackout?
Front Side Bus.
Power failure
VGA/SVGA monitor
DB-25 parallel

30. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Componentization
DB-25
tasks or 'Threads'

31. An area of memory that holds recently-accessed data.
Cache
BIOS
order Boot sequence - Integrated devices - drive controllers - power supply settings
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

32. What does SODIMM stand for?
Cathode Ray Tube
tasks or 'Threads'
Componentization
Small Outline DIMM

33. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
1024 x 786
Single Inline Memory Module - has 30 or 72 contacts on only one side.
CMOS

34. How many pins is a DDR DIMM?
184
Joystick
144
34

35. What do the type types of Hard Drive acronyms stand for?
Random Access Memory (RAM)
240
240
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

36. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
2048 x 1536
Serial
Redundant Array of Independant (Inexpensive) Disks.
Storage

37. How many pins is a SODIMM DDR2 DIMM?
charged coupled device (CCD)
Very brief time (milliseconds) of too little voltage
Speaker
200

38. What does SIMM stand for?
200
Cache
Single Inline Memory Module - has 30 or 72 contacts on only one side.
DB-25 parallel

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

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40. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
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.
Output
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
RJ-11

41. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
800 x 600
Input
Firewire 6-pin
CMOS

42. Serial mouse or external modem
B-9 serial
Storage
Speaker
tasks or 'Threads'

43. 10Base-5 Ethernet and game ports use this cable
DB-15
Too much voltage
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Redundant Array of Independant (Inexpensive) Disks.

44. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
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
DB-15
DB-15

45. Internal modem or telephone
Coaxial
Networking and Communications
RJ-11
Line Grid Array

46. level three cache is located on _________.
removable chips on the motherboard
RJ-11
Speaker
Networking and Communications

47. Serial ports have this many pins.
PCIe - PCI - AGP - ESIA - and ISA
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
9
Liquid Crystal Display

48. 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.
BIOS
Componentization
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
9-pin serial

49. 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.
Liquid Crystal Display
Standardization
verifying data integrity.
Very Brief time (milliseconds) of too much voltage

50. What is Virtual RAM?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
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.
5.25