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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. What does SIMM stand for?
Radial Lines
Single Inline Memory Module - has 30 or 72 contacts on only one side.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Firmware

2. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
9-pin serial
4
PS/2-style mouse
Error Correction Code.

3. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
detects and fixes corrupt data in RAM.
Too much voltage
Hardware

4. 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.
40 or 80
Very brief time (milliseconds) of too little voltage
DB-15
BIOS

5. External modems most commonly connect to this port.
240
Pin Grid Array
Serial
Joystick

6. ZIF stands for ______.
40 or 80
Pin Grid Array
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.
50 - 68 - or 80

7. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Small Outline DIMM
Firmware
USB Type A
CMOS

8. RAID stands for _________.
144
BIOS
Small Outline DIMM
Redundant Array of Independant (Inexpensive) Disks.

9. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
184

10. An example of firmware.
Joystick
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
BIOS

11. CPUS: What is CISC?
Power failure
DB-25 parallel
Error Correction Code.
Complex -Instruction - Set - Chips - Used in General Purpose PCs

12. An area of memory that holds recently-accessed data.
Power failure
Error Correction Code.
detects and fixes corrupt data in RAM.
Cache

13. XGA is ____x_____
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.
CMOS
1024 x 786
Front Side Bus.

14. Ethernet network
9
RJ-45
184
RJ-11

15. QXGA is ____x____
CMOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
2048 x 1536

16. Number of Pins for Drives: 2. SCSI
Storage
50 - 68 - or 80
800 x 600
200

17. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
PS/2-style mouse
Front Side Bus.
Liquid Crystal Display

18. What is Virtual RAM?
Firmware
Very brief time (milliseconds) of too little voltage
Power failure
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.

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

20. What is a Blackout?
Power failure
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
144

21. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
RJ-11
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.
order Boot sequence - Integrated devices - drive controllers - power supply settings

22. An example of a device that uses a high-density (three-row) DB-15 connector.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Random Access Memory (RAM)
Joystick
VGA/SVGA monitor

23. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
VGA/SVGA monitor
40 or 80
the motherboard

24. Parity is a method of ____________. It is used when the reliability of the data is more important than the speed at which it is written or read. When the data is read or received - the bytes should still be even. If not - the data is corrupt.
verifying data integrity.
Hardware
Liquid Crystal Display
BIOS

25. 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.
Cache
34
9-pin serial
Standardization

26. A serial mouse connects to a computer with this connector.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
9-pin serial
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Line Grid Array

27. What are the two types of RAM?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Software
verifying data integrity.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

28. What do the type types of Hard Drive acronyms stand for?
144
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.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Random Access Memory (RAM)

29. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-15
Standardization
50 - 68 - or 80

30. UXGA is _____x_____
184
CMOS
RJ-11
1600 x 1200

31. A type of memory that loses data when the power is no longer supplied to the component.
CMOS
Volatile
the motherboard
Input

32. Level two cache is located on _______.
the motherboard
CMOS
Firewire 6-pin
7 or 15 (powered)

33. How many pins is a DDR DIMM?
1600 x 1200
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
2048 x 1536
184

34. PGA stands for
Pin Grid Array
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
PCIe - PCI - AGP - ESIA - and ISA
Storage

35. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
the CPU
Small Outline DIMM
Processing
Input

36. How many pins is a SODIMM DDR2 DIMM?
2048 x 1536
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
200
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.

37. Serial mouse or external modem
tasks or 'Threads'
B-9 serial
40 or 80
DB-25

38. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
CMOS
B-9 serial
9-pin serial

39. How many pins is a DDR2 DIMM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
240
PS/2-style mouse
charged coupled device (CCD)

40. Surge
Too much voltage
2048 x 1536
40 or 80
800 x 600

41. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Joystick
DB-25
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Output

42. How many pins is a SODIMM DDR DIMM?
9-pin serial
2048 x 1536
144
Coaxial

43. Printers
Coaxial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
removable chips on the motherboard
DB-25 parallel

44. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
144
Output
40 or 80
PS/2-style mouse

45. SDRAM sands for _______.
Cache
the motherboard
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Coaxial

46. A temporary data storage location that can be read from and written to.
DB-25 parallel
200
Random Access Memory (RAM)
Speaker

47. 10Base-2 Ethernet uses this cable.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
5.25
BIOS
Coaxial

48. Serial ports have this many pins.
TRS
144
5.25
9

49. Number of Pins for Drives: 4. FDD
144
VGA/SVGA monitor
34
Complex -Instruction - Set - Chips - Used in General Purpose PCs

50. Parallel devices connect to this connector.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Storage
Front Side Bus.
DB-25