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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. 10Base-2 Ethernet uses this cable.
Network communications
Coaxial
Hardware
240

2. SCSI code is set by a 4 things - what are they?
Software
Pin Grid Array
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
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.

3. RAID stands for _________.
200
charged coupled device (CCD)
Redundant Array of Independant (Inexpensive) Disks.
144

4. What is a Sag?
Cathode Ray Tube
DB-25 parallel
1024 x 786
Very brief time (milliseconds) of too little voltage

5. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Processing
Random Access Memory (RAM)
Front Side Bus.
the motherboard

6. An example of firmware.
ECC
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
CMOS
BIOS

7. Number of Pins for Drives: 4. FDD
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
34
5.25
order Boot sequence - Integrated devices - drive controllers - power supply settings

8. RAID 5 has at least ___ hard drives.
3
tasks or 'Threads'
DB-25
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

9. What does LCD stand for?
ECC
800 x 600
Liquid Crystal Display
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.

10. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Line Grid Array
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
ECC
CMOS

11. SVGA is ____ x_____
ECC
800 x 600
4
Processing

12. An example of a device that uses a 6-pin Mini-DIN connector.
Standardization
PS/2-style mouse
144
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.

13. How many pins is a SODIMM DDR DIMM?
Error Correction Code.
144
Volatile
Radial Lines

14. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
2048 x 1536
CMOS
Too much voltage

15. Internal modem or telephone
Joystick
Standardization
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
RJ-11

16. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
PCIe - PCI - AGP - ESIA - and ISA
Speaker
Pin Grid Array

17. What does RIMM stand for?
PCIe - PCI - AGP - ESIA - and ISA
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
BIOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

18. What does SIMM stand for?
Too little voltage
240
RJ-45
Single Inline Memory Module - has 30 or 72 contacts on only one side.

19. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
ECC
Too little voltage
Volatile

20. 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.
CMOS
VGA/SVGA monitor
verifying data integrity.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

21. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
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.
ECC
Input

22. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Too much voltage
5.25
40 or 80
CMOS

23. 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.
Firmware
DB-15
800 x 600
144

24. BIOS allows you to do 4 things - what are they?
Error Correction Code.
50 - 68 - or 80
order Boot sequence - Integrated devices - drive controllers - power supply settings
tasks or 'Threads'

25. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
800 x 600
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
order Boot sequence - Integrated devices - drive controllers - power supply settings
Firmware

26. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Cathode Ray Tube
Liquid Crystal Display
charged coupled device (CCD)
the CPU

27. What does ECC stand for?
removable chips on the motherboard
800 x 600
9
Error Correction Code.

28. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
USB Type A
5.25
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Radial Lines

29. What does CRT stand for?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Cathode Ray Tube
PS/2-style mouse
Redundant Array of Independant (Inexpensive) Disks.

30. LGA stands for ______.
9-pin serial
7 or 15 (powered)
Very brief time (milliseconds) of too little voltage
Line Grid Array

31. Level one cache is located on ___________.
Radial Lines
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.
800 x 600
the CPU

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

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33. What is VRAM used for?
Joystick
Too much voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Cathode Ray Tube

34. Level two cache is located on _______.
Processing
ECC
the motherboard
Line Grid Array

35. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Very Brief time (milliseconds) of too much voltage
144
7 or 15 (powered)
Output

36. How many pins is a SODIMM DDR2 DIMM?
Liquid Crystal Display
verifying data integrity.
200
Speaker

37. An example of a device that uses a low-density (two-row) male DB-15 connector.
Networking and Communications
Joystick
detects and fixes corrupt data in RAM.
Coaxial

38. CPUs: What is RISC?
TRS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
240
DB-15

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

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40. SDRAM sands for _______.
9
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
BIOS

41. How many pins is a MICRODIMM DIMM?
144
Too little voltage
Cathode Ray Tube
Small Outline DIMM

42. An area of memory that holds recently-accessed data.
1024 x 786
PCIe - PCI - AGP - ESIA - and ISA
Processing
Cache

43. QXGA is ____x____
2048 x 1536
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
tasks or 'Threads'
DB-15

44. An example of a device that uses a TRS connector.
Joystick
Speaker
order Boot sequence - Integrated devices - drive controllers - power supply settings
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

45. CPUS: What is CISC?
B-9 serial
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Radial Lines
Volatile

46. Parallel devices connect to this connector.
7 or 15 (powered)
DB-25
Hardware
detects and fixes corrupt data in RAM.

47. XGA is ____x_____
1024 x 786
240
tasks or 'Threads'
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

48. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Componentization
50 - 68 - or 80
240
Processing

49. The BIOS is stored on the _______ chip that is on the motherboard.
Networking and Communications
order Boot sequence - Integrated devices - drive controllers - power supply settings
Redundant Array of Independant (Inexpensive) Disks.
CMOS

50. What is the formal name of the 'headphone jack'?
Too little voltage
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
DB-15
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.