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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. UXGA is _____x_____
Serial
240
Radial Lines
1600 x 1200

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.
1600 x 1200
Componentization
USB Type A
Cathode Ray Tube

3. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
PS/2-style mouse
B-9 serial
Storage
4

4. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
144
Power failure
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
charged coupled device (CCD)

5. 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)
1600 x 1200
DB-15
Software
9-pin serial

6. A type of memory that loses data when the power is no longer supplied to the component.
BIOS
Volatile
1024 x 786
Radial Lines

7. LGA stands for ______.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Line Grid Array
RJ-11
BIOS

8. Parallel devices connect to this connector.
9-pin serial
DB-25
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
BIOS

9. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Radial Lines
Random Access Memory (RAM)

10. How many pins is a MICRODIMM DIMM?
TRS
144
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

11. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
ECC
Speaker
Small Outline DIMM

12. Surge
Cache
Storage
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Too much voltage

13. PGA stands for
Too much voltage
Error Correction Code.
Pin Grid Array
CMOS

14. Number of Pins for Drives: 2. SCSI
Pin Grid Array
50 - 68 - or 80
BIOS
Error Correction Code.

15. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
PCIe - PCI - AGP - ESIA - and ISA
2048 x 1536
the motherboard

16. Level one cache is located on ___________.
PCIe - PCI - AGP - ESIA - and ISA
Speaker
RJ-45
the CPU

17. What does SIMM stand for?
9
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.
Coaxial

18. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Complex -Instruction - Set - Chips - Used in General Purpose PCs
240
Output
Too little voltage

19. Parity is used in some _____________ - hard drives - and RAM.
240
Small Outline DIMM
Network communications
DB-25

20. What does ECC stand for?
240
2048 x 1536
Error Correction Code.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

21. 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.
tasks or 'Threads'
1024 x 786
40 or 80
DB-15

22. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Standardization
Firmware
Firewire 6-pin
Processing

23. The actual speed of the CPU is governed by a _______ setting called the clock rate.
3
Error Correction Code.
BIOS
Input

24. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
VGA/SVGA monitor
240
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. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Small Outline DIMM
Random Access Memory (RAM)

26. How many pins is a SODIMM DDR DIMM?
144
34
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.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

27. Number of Pins for Drives: 4. FDD
Too little voltage
VGA/SVGA monitor
Serial
34

28. 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.
Processing
ATX - BTX - Micro ATX - ITX - NLX - and LPX
charged coupled device (CCD)

29. CPUs: What is RISC?
7 or 15 (powered)
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
40 or 80
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

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.
Standardization
Volatile
Too little voltage
CMOS

31. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
PCIe - PCI - AGP - ESIA - and ISA
184
Coaxial

32. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
144
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Too little voltage
CMOS

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

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34. Number of Pins for Drives: 3. SATA
Liquid Crystal Display
200
DB-25
7 or 15 (powered)

35. What is a Sag?
2048 x 1536
Liquid Crystal Display
40 or 80
Very brief time (milliseconds) of too little voltage

36. External modems most commonly connect to this port.
Pin Grid Array
Serial
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Power failure

37. How many pins is a DDR DIMM?
Network communications
Volatile
CMOS
184

38. An area of memory that holds recently-accessed data.
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.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
verifying data integrity.
Cache

39. Before sending a power supply to the recycling facility...
CMOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
removable chips on the motherboard
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.

40. Ethernet network
144
BIOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
RJ-45

41. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
Coaxial
Volatile
Firmware

42. Level two cache is located on _______.
VGA/SVGA monitor
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.
the motherboard
34

43. level three cache is located on _________.
CMOS
Firewire 6-pin
3
removable chips on the motherboard

44. What is VRAM used for?
DB-15
Too much voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

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

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46. SDRAM sands for _______.
5.25
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
the CPU
Processing

47. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
CMOS
Firewire 6-pin
the motherboard
4

48. Internal modem or telephone
Too much voltage
240
detects and fixes corrupt data in RAM.
RJ-11

49. An example of a device that uses a 6-pin Mini-DIN connector.
Too little voltage
Front Side Bus.
PS/2-style mouse
Cache

50. SCSI code is set by a 4 things - what are they?
USB Type A
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Too much voltage
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.