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

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2. An example of a device that uses a TRS connector.
Networking and Communications
TRS
Speaker
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

3. Parity is used in some _____________ - hard drives - and RAM.
Liquid Crystal Display
Front Side Bus.
Network communications
Coaxial

4. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
CMOS
Front Side Bus.
184
Hardware

5. What does CRT stand for?
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
Cathode Ray Tube
Software

6. CPUS: What is CISC?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
CMOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Complex -Instruction - Set - Chips - Used in General Purpose PCs

7. BIOS allows you to do 4 things - what are they?
Cathode Ray Tube
order Boot sequence - Integrated devices - drive controllers - power supply settings
Networking and Communications
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

8. What is Virtual RAM?
Cache
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.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
1024 x 786

9. What is a Blackout?
Power failure
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Line Grid Array
40 or 80

10. RAID stands for _________.
DB-25
Cathode Ray Tube
Redundant Array of Independant (Inexpensive) Disks.
Serial

11. What are the 4 main types of storage?
40 or 80
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Very brief time (milliseconds) of too little voltage
Random Access Memory (RAM)

12. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
detects and fixes corrupt data in RAM.
the CPU
order Boot sequence - Integrated devices - drive controllers - power supply settings

13. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Software
Liquid Crystal Display
CMOS
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

14. A serial mouse connects to a computer with this connector.
50 - 68 - or 80
Hardware
Speaker
9-pin serial

15. What is the formal name of the 'headphone jack'?
Pin Grid Array
Error Correction Code.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
CMOS

16. RAID 5 has at least ___ hard drives.
Liquid Crystal Display
Redundant Array of Independant (Inexpensive) Disks.
9
3

17. Before sending a power supply to the recycling facility...
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-25
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
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.

18. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
144
ECC
Firmware
B-9 serial

19. What is VRAM used for?
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.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
BIOS

20. How many pins is a SODIMM DDR2 DIMM?
200
1024 x 786
DB-15
ATX - BTX - Micro ATX - ITX - NLX - and LPX

21. Internal modem or telephone
RJ-11
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Processing
tasks or 'Threads'

22. Serial ports have this many pins.
Output
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
9
Standardization

23. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
VGA/SVGA monitor
Networking and Communications
TRS

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

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25. What does SODIMM stand for?
Small Outline DIMM
DB-25
Processing
ATX - BTX - Micro ATX - ITX - NLX - and LPX

26. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
240
Input
Serial
DB-25

27. Number of Pins for Drives: 4. FDD
1024 x 786
34
VGA/SVGA monitor
RJ-45

28. What does RIMM stand for?
Liquid Crystal Display
Standardization
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
50 - 68 - or 80

29. What does LCD stand for?
CMOS
Cache
Random Access Memory (RAM)
Liquid Crystal Display

30. ZIF stands for ______.
BIOS
Firmware
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
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.

31. Serial mouse or external modem
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
B-9 serial
Complex -Instruction - Set - Chips - Used in General Purpose PCs
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

32. How many pins is a DDR3 DIMM?
240
Liquid Crystal Display
RJ-45
Firewire 6-pin

33. What is a Sag?
Volatile
Very brief time (milliseconds) of too little voltage
40 or 80
3

34. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Line Grid Array
USB Type A

35. 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.
Cathode Ray Tube
200
Standardization
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

36. PGA stands for
Processing
Line Grid Array
Liquid Crystal Display
Pin Grid Array

37. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
40 or 80
CMOS
5.25
Random Access Memory (RAM)

38. An example of firmware.
Output
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.
BIOS
240

39. XGA is ____x_____
40 or 80
1024 x 786
Cache
Redundant Array of Independant (Inexpensive) Disks.

40. 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.
4
Processing
DB-15
Componentization

41. SCSI code is set by a 4 things - what are they?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Firewire 6-pin
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-25

42. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Redundant Array of Independant (Inexpensive) Disks.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

43. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
detects and fixes corrupt data in RAM.
4
RJ-45
3

44. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Line Grid Array
ECC
order Boot sequence - Integrated devices - drive controllers - power supply settings
Output

45. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
144
Storage
charged coupled device (CCD)
verifying data integrity.

46. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
BIOS
9-pin serial

47. Spike
Very Brief time (milliseconds) of too much voltage
Error Correction Code.
200
800 x 600

48. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Network communications
Firmware
DB-15

49. What does ECC stand for?
Error Correction Code.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Networking and Communications
DB-15

50. SDRAM sands for _______.
PCIe - PCI - AGP - ESIA - and ISA
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Power failure
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

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Comptia A +: Hardware

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