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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. An example of firmware.
B-9 serial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
BIOS
CMOS

2. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
9-pin serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Standardization

3. How many pins is a SODIMM DDR DIMM?
144
Radial Lines
Volatile
800 x 600

4. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
CMOS
detects and fixes corrupt data in RAM.
ECC

5. What is a Blackout?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Power failure
Error Correction Code.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

6. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
240
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
PCIe - PCI - AGP - ESIA - and ISA

7. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
34
the CPU
charged coupled device (CCD)
144

8. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Joystick
Random Access Memory (RAM)
Redundant Array of Independant (Inexpensive) Disks.

9. CPUS: What is CISC?
Small Outline DIMM
Complex -Instruction - Set - Chips - Used in General Purpose PCs
9-pin serial
DB-15

10. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
ATX - BTX - Micro ATX - ITX - NLX - and LPX
TRS
Componentization
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

11. How many pins is a DDR3 DIMM?
Serial
Complex -Instruction - Set - Chips - Used in General Purpose PCs
240
B-9 serial

12. Printers
TRS
DB-25 parallel
BIOS
1600 x 1200

13. What are the 6 form factors of motherboards?
USB Type A
BIOS
ATX - BTX - Micro ATX - ITX - NLX - and LPX
184

14. External modems most commonly connect to this port.
Serial
Liquid Crystal Display
144
7 or 15 (powered)

15. An area of memory that holds recently-accessed data.
Serial
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
the CPU
Cache

16. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
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.
Firmware
CMOS

17. XGA is ____x_____
144
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
1024 x 786
34

18. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Radial Lines
184
1024 x 786
4

19. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Front Side Bus.
Firewire 6-pin
CMOS
RJ-45

20. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Very brief time (milliseconds) of too little voltage
Network communications
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Output

21. How many pins is a DDR2 DIMM?
144
240
Liquid Crystal Display
Power failure

22. LGA stands for ______.
200
Line Grid Array
5.25
2048 x 1536

23. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Liquid Crystal Display
Cathode Ray Tube
Input
Radial Lines

24. Surge
Too much voltage
Output
2048 x 1536
CMOS

25. An example of a device that uses a TRS connector.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
1600 x 1200
Speaker
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.

26. An example of a device that uses a low-density (two-row) male DB-15 connector.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
144
Joystick
Standardization

27. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
DB-25
4
Output

28. A serial mouse connects to a computer with this connector.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Networking and Communications
9-pin serial
USB Type A

29. Level two cache is located on _______.
144
800 x 600
the motherboard
1024 x 786

30. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Error Correction Code.
40 or 80
DB-25 parallel
ECC

31. Number of Pins for Drives: 4. FDD
34
DB-25
9
Cathode Ray Tube

32. 10Base-5 Ethernet and game ports use this cable
CMOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-15
9

33. Level one cache is located on ___________.
34
1024 x 786
Firewire 6-pin
the CPU

34. How many pins is a DDR DIMM?
144
Pin Grid Array
DB-25 parallel
184

35. Number of Pins for Drives: 3. SATA
Liquid Crystal Display
charged coupled device (CCD)
7 or 15 (powered)
144

36. An example of a device that uses a 6-pin Mini-DIN connector.
VGA/SVGA monitor
DB-15
Processing
PS/2-style mouse

37. RAID 5 has at least ___ hard drives.
Very brief time (milliseconds) of too little voltage
3
Componentization
240

38. 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.
4
Power failure
1600 x 1200

39. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
DB-15
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.
200

40. A temporary data storage location that can be read from and written to.
Redundant Array of Independant (Inexpensive) Disks.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Random Access Memory (RAM)
ECC

41. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Cathode Ray Tube
USB Type A
Software
Storage

42. What does ECC do?
detects and fixes corrupt data in 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.
DB-15
Complex -Instruction - Set - Chips - Used in General Purpose PCs

43. 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.
Hardware
Standardization
Complex -Instruction - Set - Chips - Used in General Purpose PCs
144

44. UXGA is _____x_____
1600 x 1200
Small Outline DIMM
DB-15
Coaxial

45. Serial ports have this many pins.
Liquid Crystal Display
9
removable chips on the motherboard
VGA/SVGA monitor

46. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
PS/2-style mouse
Hardware
1024 x 786
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.

47. What do the type types of Hard Drive acronyms stand 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.
Very Brief time (milliseconds) of too much voltage
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
the motherboard

48. level three cache is located on _________.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Volatile
4
removable chips on the motherboard

49. What is a Brownout?
Too little voltage
TRS
CMOS
DB-25

50. What is VRAM used for?
200
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DB-15

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Comptia A +: Hardware

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