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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. RAID stands for _________.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Redundant Array of Independant (Inexpensive) Disks.
Radial Lines
PCIe - PCI - AGP - ESIA - and ISA

2. BIOS allows you to do 4 things - what are they?
BIOS
order Boot sequence - Integrated devices - drive controllers - power supply settings
184
4

3. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Networking and Communications
3
1600 x 1200

4. External modems most commonly connect to this port.
800 x 600
Serial
Too little voltage
144

5. An example of a device that uses a low-density (two-row) male DB-15 connector.
Coaxial
TRS
Joystick
50 - 68 - or 80

6. How many pins is a DDR DIMM?
B-9 serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
184

7. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
detects and fixes corrupt data in RAM.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
order Boot sequence - Integrated devices - drive controllers - power supply settings
Hardware

8. What does LCD stand for?
CMOS
CMOS
Liquid Crystal Display
removable chips on the motherboard

9. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Firmware
Radial Lines
3
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

10. LGA stands for ______.
VGA/SVGA monitor
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.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Line Grid Array

11. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Firewire 6-pin
Random Access Memory (RAM)
144

12. What does ECC stand for?
Error Correction Code.
RJ-45
Standardization
Very brief time (milliseconds) of too little voltage

13. 10Base-5 Ethernet and game ports use this cable
DB-15
Coaxial
144
40 or 80

14. 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.
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.
DB-15
Volatile

15. What are the 4 main types of storage?
Very brief time (milliseconds) of too little voltage
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
BIOS

16. SDRAM sands for _______.
Cathode Ray Tube
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Pin Grid Array

17. What is a Blackout?
Front Side Bus.
Power failure
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.
Speaker

18. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Firmware
ECC
TRS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

19. PGA stands for
Firmware
order Boot sequence - Integrated devices - drive controllers - power supply settings
5.25
Pin Grid Array

20. SCSI code is set by a 4 things - what are they?
Processing
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

21. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
detects and fixes corrupt data in RAM.
Too little voltage
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
charged coupled device (CCD)

22. The BIOS is stored on the _______ chip that is on the motherboard.
144
1600 x 1200
CMOS
verifying data integrity.

23. What does SIMM stand for?
Random Access Memory (RAM)
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Storage
Complex -Instruction - Set - Chips - Used in General Purpose PCs

24. Surge
Too much voltage
tasks or 'Threads'
3
2048 x 1536

25. level three cache is located on _________.
2048 x 1536
removable chips on the motherboard
TRS
Input

26. Number of Pins for Drives: 4. FDD
CMOS
4
34
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.

27. What does ECC do?
detects and fixes corrupt data in RAM.
144
Pin Grid Array
50 - 68 - or 80

28. 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.
Liquid Crystal Display
Cache
Standardization
Redundant Array of Independant (Inexpensive) Disks.

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

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30. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI 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.
Line Grid Array
PCIe - PCI - AGP - ESIA - and ISA

31. Serial mouse or external modem
Single Inline Memory Module - has 30 or 72 contacts on only one side.
B-9 serial
VGA/SVGA monitor
Storage

32. An example of firmware.
Small Outline DIMM
3
BIOS
Network communications

33. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
1600 x 1200
50 - 68 - or 80
order Boot sequence - Integrated devices - drive controllers - power supply settings

34. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
BIOS
1024 x 786
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

35. 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.
DB-25 parallel
144
detects and fixes corrupt data in RAM.
Componentization

36. A serial mouse connects to a computer with this connector.
7 or 15 (powered)
9-pin serial
PCIe - PCI - AGP - ESIA - and ISA
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

37. CPUS: What is CISC?
Power failure
CMOS
ECC
Complex -Instruction - Set - Chips - Used in General Purpose PCs

38. What is a Brownout?
VGA/SVGA monitor
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Too little voltage
Storage

39. Serial ports have this many pins.
9
Single Inline Memory Module - has 30 or 72 contacts on only one side.
the CPU
verifying data integrity.

40. Internal modem or telephone
Hardware
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Software
RJ-11

41. UXGA is _____x_____
1600 x 1200
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.
800 x 600
184

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

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43. A type of memory that loses data when the power is no longer supplied to the component.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
removable chips on the motherboard
Firmware
Volatile

44. What are the 6 form factors of motherboards?
PCIe - PCI - AGP - ESIA - and ISA
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Input
9

45. Level one cache is located on ___________.
Small Outline DIMM
the CPU
Radial Lines
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

46. What is a Sag?
Hardware
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
the motherboard
Very brief time (milliseconds) of too little voltage

47. What does RIMM stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Volatile
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Cache

48. XGA is ____x_____
Complex -Instruction - Set - Chips - Used in General Purpose PCs
2048 x 1536
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
1024 x 786

49. RAID 5 has at least ___ hard drives.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
3
144
1024 x 786

50. Level two cache is located on _______.
the motherboard
order Boot sequence - Integrated devices - drive controllers - power supply settings
CMOS
CMOS