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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. Number of Pins for Drives: 4. FDD
Very brief time (milliseconds) of too little voltage
DB-15
34
5.25

2. SDRAM sands for _______.
9
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Error Correction Code.
Radial Lines

3. Surge
9
Too much voltage
BIOS
TRS

4. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
144
5.25
DB-15
Radial Lines

5. What does SODIMM stand for?
Liquid Crystal Display
Very Brief time (milliseconds) of too much voltage
Serial
Small Outline DIMM

6. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
RJ-45
34
Firmware
ECC

7. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
5.25
Random Access Memory (RAM)
CMOS
BIOS

8. What is Virtual RAM?
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.
9
3
the motherboard

9. A temporary data storage location that can be read from and written to.
removable chips on the motherboard
800 x 600
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Random Access Memory (RAM)

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

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11. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
Cache
Power failure
RJ-11

12. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Front Side Bus.
DB-25 parallel
CMOS
RJ-11

13. What does SIMM stand for?
Software
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.
Speaker
Single Inline Memory Module - has 30 or 72 contacts on only one side.

14. Printers
DB-25 parallel
Network communications
BIOS
Firmware

15. PGA stands for
Very brief time (milliseconds) of too little voltage
Networking and Communications
CMOS
Pin Grid Array

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

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17. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
PCIe - PCI - AGP - ESIA - and ISA

18. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Serial
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Storage
Coaxial

19. RAID stands for _________.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Liquid Crystal Display
the CPU
Redundant Array of Independant (Inexpensive) Disks.

20. What do the type types of Hard Drive acronyms stand for?
Standardization
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Joystick
Hardware

21. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
4
50 - 68 - or 80
Processing
charged coupled device (CCD)

22. 10Base-2 Ethernet uses this cable.
Coaxial
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
removable chips on the motherboard
7 or 15 (powered)

23. Serial ports have this many pins.
CMOS
9
USB Type A
1024 x 786

24. 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
VGA/SVGA monitor
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-15

25. level three cache is located on _________.
7 or 15 (powered)
removable chips on the motherboard
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
1024 x 786

26. Number of Pins for Drives: 2. SCSI
DB-25
50 - 68 - or 80
detects and fixes corrupt data in RAM.
9

27. Before sending a power supply to the recycling facility...
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.
BIOS
Joystick

28. SVGA is ____ x_____
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Input
800 x 600

29. An example of firmware.
BIOS
DB-15
240
Standardization

30. Parity is used in some _____________ - hard drives - and RAM.
charged coupled device (CCD)
Network communications
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
3

31. Level two cache is located on _______.
the motherboard
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Coaxial
removable chips on the motherboard

32. CPUs: What is RISC?
1024 x 786
Front Side Bus.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
BIOS

33. How many pins is a DDR3 DIMM?
Input
Standardization
CMOS
240

34. A serial mouse connects to a computer with this connector.
9-pin serial
Very brief time (milliseconds) of too little voltage
CMOS
184

35. Parallel devices connect to this connector.
Pin Grid Array
Hardware
DB-25
184

36. How many pins is a DDR2 DIMM?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Processing
RJ-11
240

37. ZIF stands for ______.
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.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Cathode Ray Tube
34

38. What are the 6 form factors of motherboards?
ECC
Software
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Line Grid Array

39. 10Base-5 Ethernet and game ports use this cable
DB-15
Network communications
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
RJ-45

40. RAID 5 has at least ___ hard drives.
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.
3
DB-15
Radial Lines

41. An example of a device that uses a TRS connector.
Very Brief time (milliseconds) of too much voltage
Very brief time (milliseconds) of too little voltage
Speaker
Pin Grid Array

42. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Line Grid Array
detects and fixes corrupt data in RAM.
3

43. What is a Blackout?
Line Grid Array
Power failure
removable chips on the motherboard
tasks or 'Threads'

44. A type of memory that loses data when the power is no longer supplied to the component.
PS/2-style mouse
50 - 68 - or 80
Volatile
ECC

45. XGA is ____x_____
Speaker
144
1024 x 786
Very Brief time (milliseconds) of too much voltage

46. What does LCD stand for?
Liquid Crystal Display
Speaker
the motherboard
800 x 600

47. What does ECC stand for?
Error Correction Code.
Random Access Memory (RAM)
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
B-9 serial

48. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Storage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
200

49. External modems most commonly connect to this port.
DB-25 parallel
Serial
the motherboard
DB-15

50. An example of a device that uses a 6-pin Mini-DIN connector.
DB-25
BIOS
BIOS
PS/2-style mouse