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Comptia A +: Hardware

Subjects : certifications, comptia-a-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
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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 does CRT stand for?
Too much voltage
34
1024 x 786
Cathode Ray Tube

2. 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.
Componentization
DB-25
Power failure
Network communications

3. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Componentization
5.25
DB-15
B-9 serial

4. 10Base-5 Ethernet and game ports use this cable
BIOS
DB-15
PCIe - PCI - AGP - ESIA - and ISA
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

5. 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.
Firewire 6-pin
1600 x 1200
DB-15
PCIe - PCI - AGP - ESIA - and ISA

6. What does SODIMM stand for?
Small Outline DIMM
RJ-45
B-9 serial
DB-15

7. How many pins is a DDR2 DIMM?
CMOS
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.
240
Standardization

8. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
800 x 600
Firmware
Liquid Crystal Display
Processing

9. What does RIMM stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Error Correction Code.
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.
Very brief time (milliseconds) of too little voltage

10. An area of memory that holds recently-accessed data.
7 or 15 (powered)
Cache
34
200

11. What are the two types of RAM?
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
9
Volatile
1024 x 786

12. Level two cache is located on _______.
3
Power failure
the motherboard
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

13. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
1024 x 786
Firewire 6-pin

14. Parity is used in some _____________ - hard drives - and RAM.
Very brief time (milliseconds) of too little voltage
Network communications
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
VGA/SVGA monitor

15. QXGA is ____x____
2048 x 1536
Very Brief time (milliseconds) of too much voltage
Standardization
50 - 68 - or 80

16. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
order Boot sequence - Integrated devices - drive controllers - power supply settings
Single Inline Memory Module - has 30 or 72 contacts on only one side.
TRS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

17. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
7 or 15 (powered)
Random Access Memory (RAM)
Line Grid Array

18. 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.
50 - 68 - or 80
Standardization
Radial Lines
charged coupled device (CCD)

19. The actual speed of the CPU is governed by a _______ setting called the clock rate.
DB-25 parallel
3
BIOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs

20. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Pin Grid Array
B-9 serial
Output
CMOS

21. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
40 or 80
Firmware
7 or 15 (powered)

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

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23. What does SIMM stand for?
DB-15
Power failure
BIOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.

24. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
Storage
detects and fixes corrupt data in RAM.
200

25. CPUs: What is RISC?
144
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Firewire 6-pin
Pin Grid Array

26. Spike
Very Brief time (milliseconds) of too much voltage
Speaker
Error Correction Code.
200

27. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
1600 x 1200
Output
7 or 15 (powered)
USB Type A

28. 10Base-2 Ethernet uses this cable.
200
Coaxial
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.

29. ZIF stands for ______.
verifying data integrity.
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.
Hardware
CMOS

30. What is a Brownout?
Too little voltage
Firewire 6-pin
Front Side Bus.
PCIe - PCI - AGP - ESIA - and ISA

31. 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.
Too little voltage
verifying data integrity.
5.25
DB-15

32. What is a Sag?
Line Grid Array
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
the CPU

33. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Standardization
184
50 - 68 - or 80
Radial Lines

34. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
7 or 15 (powered)
2048 x 1536
Firmware
Standardization

35. PGA stands for
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Very brief time (milliseconds) of too little voltage
Random Access Memory (RAM)
Pin Grid Array

36. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Componentization
800 x 600
ECC

37. What are the 6 form factors of motherboards?
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.
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.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
BIOS

38. Number of Pins for Drives: 4. FDD
34
removable chips on the motherboard
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
4

39. Printers
800 x 600
34
DB-25 parallel
Too little voltage

40. What is a Blackout?
ECC
184
Power failure
Firmware

41. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Coaxial
Too much voltage
4
Output

42. An example of a device that uses a high-density (three-row) DB-15 connector.
Very brief time (milliseconds) of too little voltage
VGA/SVGA monitor
removable chips on the motherboard
Error Correction Code.

43. How many pins is a MICRODIMM DIMM?
Power failure
VGA/SVGA monitor
Random Access Memory (RAM)
144

44. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Too much 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.
Storage

45. External modems most commonly connect to this port.
Serial
VGA/SVGA monitor
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
charged coupled device (CCD)

46. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Cache
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Hardware

47. SVGA is ____ x_____
800 x 600
ATX - BTX - Micro ATX - ITX - NLX - and LPX
RJ-45
the CPU

48. RAID stands for _________.
tasks or 'Threads'
Redundant Array of Independant (Inexpensive) Disks.
BIOS
order Boot sequence - Integrated devices - drive controllers - power supply settings

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

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50. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Serial
Front Side Bus.
1600 x 1200
9-pin serial

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Comptia A +: Hardware

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