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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. A temporary data storage location that can be read from and written to.
4
Line Grid Array
Random Access Memory (RAM)
charged coupled device (CCD)

2. An example of a device that uses a high-density (three-row) DB-15 connector.
9
VGA/SVGA monitor
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
34

3. What is the formal name of the 'headphone jack'?
Output
9
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

4. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
CMOS
DB-15
Standardization
RJ-11

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

6. Internal modem or telephone
DB-15
Random Access Memory (RAM)
RJ-11
tasks or 'Threads'

7. RAID 5 has at least ___ hard drives.
DB-15
3
Redundant Array of Independant (Inexpensive) Disks.
9-pin serial

8. Spike
Very Brief time (milliseconds) of too much voltage
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

9. 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.
800 x 600
DB-15
RJ-45
Hardware

10. What are the 6 form factors of motherboards?
removable chips on the motherboard
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Firmware
184

11. CPUs: What is RISC?
Network communications
detects and fixes corrupt data in RAM.
the CPU
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

12. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Storage
40 or 80

13. What does SIMM stand for?
the motherboard
Network communications
Single Inline Memory Module - has 30 or 72 contacts on only one side.
PCIe - PCI - AGP - ESIA - and ISA

14. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
Line Grid Array
Volatile
Firewire 6-pin

15. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
240
Hardware
DB-25
Output

16. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Cache
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Processing
Standardization

17. How many pins is a SODIMM DDR DIMM?
Front Side Bus.
144
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

18. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Output
Very brief time (milliseconds) of too little voltage
Hardware
184

19. SCSI code is set by a 4 things - what are they?
ECC
ATX - BTX - Micro ATX - ITX - NLX - and LPX
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Error Correction Code.

20. How many pins is a DDR2 DIMM?
240
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Coaxial
removable chips on the motherboard

21. What is a Brownout?
Firmware
Too little voltage
Power failure
1600 x 1200

22. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
tasks or 'Threads'
1024 x 786
Cache
Firmware

23. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
BIOS
Very brief time (milliseconds) of too little voltage
1024 x 786
USB Type A

24. What is a Sag?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-15
Very brief time (milliseconds) of too little voltage
TRS

25. Number of Pins for Drives: 3. SATA
5.25
7 or 15 (powered)
Processing
TRS

26. Number of Pins for Drives: 4. FDD
Cache
34
Front Side Bus.
144

27. 10Base-2 Ethernet uses this cable.
DB-25 parallel
Coaxial
Storage
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

28. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Hardware
4
removable chips on the motherboard

29. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
40 or 80
TRS
Processing
Network communications

30. An example of a device that uses a 6-pin Mini-DIN connector.
Random Access Memory (RAM)
Serial
Power failure
PS/2-style mouse

31. What does RIMM stand for?
Input
9-pin serial
CMOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

32. QXGA is ____x____
CMOS
Firewire 6-pin
2048 x 1536
BIOS

33. BIOS allows you to do 4 things - what are they?
Very Brief time (milliseconds) of too much voltage
Componentization
Processing
order Boot sequence - Integrated devices - drive controllers - power supply settings

34. How many pins is a MICRODIMM DIMM?
40 or 80
tasks or 'Threads'
detects and fixes corrupt data in RAM.
144

35. Number of Pins for Drives: 2. SCSI
50 - 68 - or 80
800 x 600
Line Grid Array
VGA/SVGA monitor

36. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Pin Grid Array
USB Type A
Storage
ECC

37. How many pins is a DDR3 DIMM?
Networking and Communications
240
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Storage

38. UXGA is _____x_____
tasks or 'Threads'
Radial Lines
ECC
1600 x 1200

39. 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
3
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Storage

40. An area of memory that holds recently-accessed data.
DB-25 parallel
Cache
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Processing

41. An example of firmware.
Serial
Coaxial
BIOS
5.25

42. A serial mouse connects to a computer with this connector.
9-pin serial
Speaker
Very Brief time (milliseconds) of too much voltage
ATX - BTX - Micro ATX - ITX - NLX - and LPX

43. Printers
DB-25 parallel
200
Error Correction Code.
5.25

44. External modems most commonly connect to this port.
184
240
Serial
Liquid Crystal Display

45. What is Virtual RAM?
40 or 80
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.
the CPU
verifying data integrity.

46. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
TRS
Volatile
Radial Lines
Redundant Array of Independant (Inexpensive) Disks.

47. What does SODIMM stand for?
Power failure
Small Outline DIMM
9
PS/2-style mouse

48. SDRAM sands for _______.
BIOS
1024 x 786
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Hardware

49. Ethernet network
CMOS
Serial
RJ-45
DB-15

50. level three cache is located on _________.
removable chips on the motherboard
240
Software
Too much voltage