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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.
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: 2. SCSI
VGA/SVGA monitor
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Small Outline DIMM
50 - 68 - or 80

2. Level one cache is located on ___________.
Hardware
the CPU
Componentization
Liquid Crystal Display

3. 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
144
ECC
Speaker

4. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Very Brief time (milliseconds) of too much voltage
Single Inline Memory Module - has 30 or 72 contacts on only one side.
CMOS
Liquid Crystal Display

5. What are the 4 main types of storage?
DB-25 parallel
Software
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Pin Grid Array

6. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Output
B-9 serial
Very Brief time (milliseconds) of too much voltage

7. A type of memory that loses data when the power is no longer supplied to the component.
Too much voltage
Hardware
Pin Grid Array
Volatile

8. Networking is a specialized form of input and output that entails using media (cable) and devices (routers - switches) to link multiple computers into an interconnected unit.
Networking and Communications
TRS
7 or 15 (powered)
Redundant Array of Independant (Inexpensive) Disks.

9. 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.
verifying data integrity.
DB-15
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

10. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
144
detects and fixes corrupt data in RAM.
Front Side Bus.

11. What is a Blackout?
Power failure
34
DB-15
Network communications

12. How many pins is a SODIMM DDR DIMM?
the CPU
144
detects and fixes corrupt data in RAM.
charged coupled device (CCD)

13. An example of a device that uses a TRS connector.
VGA/SVGA monitor
Speaker
ATX - BTX - Micro ATX - ITX - NLX - and LPX
240

14. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
1600 x 1200
40 or 80
Processing

15. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
7 or 15 (powered)
144
VGA/SVGA monitor

16. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
CMOS
Hardware
Single Inline Memory Module - has 30 or 72 contacts on only one side.
RJ-45

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

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18. 10Base-5 Ethernet and game ports use this cable
Coaxial
DB-15
Small Outline DIMM
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

19. An example of a device that uses a high-density (three-row) DB-15 connector.
9
DB-15
the CPU
VGA/SVGA monitor

20. Before sending a power supply to the recycling facility...
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.
Processing
CMOS
detects and fixes corrupt data in RAM.

21. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
Pin Grid Array
Radial Lines
Complex -Instruction - Set - Chips - Used in General Purpose PCs

22. What does SODIMM stand for?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
BIOS
RJ-11
Small Outline DIMM

23. 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.
Hardware
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
PS/2-style mouse
Componentization

24. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firmware
B-9 serial
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
200

25. What is the formal name of the 'headphone jack'?
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.
order Boot sequence - Integrated devices - drive controllers - power supply settings
240
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

26. CPUS: What is CISC?
Output
2048 x 1536
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Complex -Instruction - Set - Chips - Used in General Purpose PCs

27. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Processing
BIOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
4

28. LGA stands for ______.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Input
Line Grid Array
40 or 80

29. What does RIMM stand for?
Volatile
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
the CPU
Single Inline Memory Module - has 30 or 72 contacts on only one side.

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

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31. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
Joystick
CMOS
Firmware

32. PGA stands for
Pin Grid Array
200
34
the CPU

33. What do the type types of Hard Drive acronyms stand for?
Volatile
Storage
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Processing

34. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
184
Coaxial
TRS
CMOS

35. Serial mouse or external modem
B-9 serial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Too little voltage
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

36. BIOS allows you to do 4 things - what are they?
144
order Boot sequence - Integrated devices - drive controllers - power supply settings
1600 x 1200
Storage

37. What is a Sag?
Very brief time (milliseconds) of too little voltage
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
PCIe - PCI - AGP - ESIA - and ISA
tasks or 'Threads'

38. XGA is ____x_____
Componentization
Joystick
1024 x 786
VGA/SVGA monitor

39. What are the two types of RAM?
34
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
50 - 68 - or 80
5.25

40. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Error Correction Code.
USB Type A
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

41. RAID 5 has at least ___ hard drives.
Networking and Communications
3
DB-15
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

42. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
BIOS
Radial Lines
detects and fixes corrupt data in RAM.
144

43. An example of firmware.
Hardware
34
Random Access Memory (RAM)
BIOS

44. 10Base-2 Ethernet uses this cable.
PCIe - PCI - AGP - ESIA - and ISA
Cathode Ray Tube
Coaxial
Firmware

45. Parallel devices connect to this connector.
1600 x 1200
DB-25
Processing
ATX - BTX - Micro ATX - ITX - NLX - and LPX

46. What does CRT stand for?
Network communications
Power failure
800 x 600
Cathode Ray Tube

47. An example of a device that uses a low-density (two-row) male DB-15 connector.
1024 x 786
Joystick
Storage
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

48. Parity is used in some _____________ - hard drives - and RAM.
Network communications
Joystick
Componentization
ATX - BTX - Micro ATX - ITX - NLX - and LPX

49. What are the 6 form factors of motherboards?
CMOS
TRS
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.
ATX - BTX - Micro ATX - ITX - NLX - and LPX

50. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
CMOS
Serial
PCIe - PCI - AGP - ESIA - and ISA
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.

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Comptia A +: Hardware

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