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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. Serial ports have this many pins.
removable chips on the motherboard
the CPU
Joystick
9

2. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
verifying data integrity.
ECC
Random Access Memory (RAM)

3. 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.
DB-15
Componentization
240
order Boot sequence - Integrated devices - drive controllers - power supply settings

4. Printers
200
Networking and Communications
DB-25 parallel
charged coupled device (CCD)

5. External modems most commonly connect to this port.
Very Brief time (milliseconds) of too much voltage
Serial
Small Outline DIMM
Too much voltage

6. Number of Pins for Drives: 3. SATA
2048 x 1536
144
RJ-45
7 or 15 (powered)

7. A serial mouse connects to a computer with this connector.
9-pin serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
4
tasks or 'Threads'

8. level three cache is located on _________.
800 x 600
Networking and Communications
removable chips on the motherboard
VGA/SVGA monitor

9. What are the 6 form factors of motherboards?
3
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Network communications
Networking and Communications

10. What is a Brownout?
9
Too little voltage
Output
Input

11. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Pin Grid Array
Input
PCIe - PCI - AGP - ESIA - and ISA
9

12. A type of memory that loses data when the power is no longer supplied to the component.
Hardware
BIOS
Volatile
200

13. What does SIMM stand for?
B-9 serial
2048 x 1536
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Too little voltage

14. UXGA is _____x_____
CMOS
Very brief time (milliseconds) of too little voltage
800 x 600
1600 x 1200

15. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Firmware
DB-25

16. What is VRAM used for?
USB Type A
Line Grid Array
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.

17. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
40 or 80
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

18. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
Networking and Communications
9
DB-25

19. What does RIMM stand for?
240
Redundant Array of Independant (Inexpensive) Disks.
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.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

20. How many pins is a SODIMM DDR2 DIMM?
Networking and Communications
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
200
DB-25 parallel

21. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Coaxial
charged coupled device (CCD)
144

22. SCSI code is set by a 4 things - what are they?
Firmware
5.25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
RJ-11

23. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
4
TRS
Pin Grid Array

24. RAID stands for _________.
240
detects and fixes corrupt data in RAM.
Redundant Array of Independant (Inexpensive) Disks.
Serial

25. What are the 4 main types of storage?
144
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Too much voltage
1600 x 1200

26. What does SODIMM stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
USB Type A
Small Outline DIMM
Joystick

27. Surge
Line Grid Array
USB Type A
Too much voltage
Speaker

28. Parity is used in some _____________ - hard drives - and RAM.
184
Network communications
1024 x 786
tasks or 'Threads'

29. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
charged coupled device (CCD)
144
ECC
RJ-11

30. What does LCD stand for?
Joystick
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
Liquid Crystal Display

31. What is Virtual RAM?
Standardization
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
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.

32. Number of Pins for Drives: 4. FDD
34
40 or 80
Random Access Memory (RAM)
Line Grid Array

33. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
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.
40 or 80
240
Joystick

34. Parallel devices connect to this connector.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
1600 x 1200
DB-25
34

35. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
3
Firewire 6-pin
Cathode Ray Tube
Very Brief time (milliseconds) of too much voltage

36. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
ECC
Small Outline DIMM
ATX - BTX - Micro ATX - ITX - NLX - and LPX

37. What is the formal name of the 'headphone jack'?
charged coupled device (CCD)
Too little voltage
Input
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

38. XGA is ____x_____
TRS
order Boot sequence - Integrated devices - drive controllers - power supply settings
1024 x 786
BIOS

39. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Front Side Bus.
184
CMOS
RJ-11

40. What does CRT stand for?
200
Componentization
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Cathode Ray Tube

41. 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.
Standardization
Liquid Crystal Display
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Redundant Array of Independant (Inexpensive) Disks.

42. 10Base-5 Ethernet and game ports use this cable
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-15
CMOS
1024 x 786

43. RAID 5 has at least ___ hard drives.
9-pin serial
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
Too much voltage

44. Number of Pins for Drives: 2. SCSI
34
40 or 80
240
50 - 68 - or 80

45. How many pins is a DDR2 DIMM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
240
1024 x 786
Complex -Instruction - Set - Chips - Used in General Purpose PCs

46. Serial mouse or external modem
Processing
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
184
B-9 serial

47. What do the type types of Hard Drive acronyms stand for?
Speaker
verifying data integrity.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

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

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49. Spike
Very Brief time (milliseconds) of too much voltage
tasks or 'Threads'
Too much voltage
7 or 15 (powered)

50. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DB-15
Processing
charged coupled device (CCD)

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Comptia A +: Hardware

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