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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. Ethernet network
240
RJ-45
50 - 68 - or 80
Networking and Communications

2. level three cache is located on _________.
Standardization
200
removable chips on the motherboard
Componentization

3. What is a Blackout?
Firmware
50 - 68 - or 80
Power failure
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

4. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
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.
USB Type A
Error Correction Code.
4

5. What does CRT stand for?
Cathode Ray Tube
Joystick
order Boot sequence - Integrated devices - drive controllers - power supply settings
Redundant Array of Independant (Inexpensive) Disks.

6. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Storage
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Firewire 6-pin
USB Type A

7. UXGA is _____x_____
1600 x 1200
RJ-45
ATX - BTX - Micro ATX - ITX - NLX - and LPX
5.25

8. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
RJ-11
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Coaxial

9. RAID 5 has at least ___ hard drives.
charged coupled device (CCD)
Speaker
order Boot sequence - Integrated devices - drive controllers - power supply settings
3

10. 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.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Liquid Crystal Display

11. RAID stands for _________.
Coaxial
Storage
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Redundant Array of Independant (Inexpensive) Disks.

12. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
1600 x 1200
Small Outline DIMM
PS/2-style mouse

13. Printers
Coaxial
Joystick
DB-25 parallel
Hardware

14. An example of a device that uses a high-density (three-row) DB-15 connector.
240
4
RJ-11
VGA/SVGA monitor

15. 10Base-2 Ethernet uses this cable.
Front Side Bus.
Output
PCIe - PCI - AGP - ESIA - and ISA
Coaxial

16. QXGA is ____x____
2048 x 1536
removable chips on the motherboard
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
order Boot sequence - Integrated devices - drive controllers - power supply settings

17. A serial mouse connects to a computer with this connector.
144
PS/2-style mouse
9-pin serial
Cathode Ray Tube

18. An example of a device that uses a low-density (two-row) male DB-15 connector.
Hardware
Volatile
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Joystick

19. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-15
Storage

20. Parity is used in some _____________ - hard drives - and RAM.
Random Access Memory (RAM)
RJ-11
Liquid Crystal Display
Network communications

21. What do the type types of Hard Drive acronyms stand for?
Redundant Array of Independant (Inexpensive) Disks.
Software
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
ECC

22. Before sending a power supply to the recycling facility...
Random Access Memory (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.
Small Outline DIMM
PCIe - PCI - AGP - ESIA - and ISA

23. 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.
Serial
DB-15
144
200

24. What is a Brownout?
144
Network communications
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Too little voltage

25. How many pins is a DDR DIMM?
Cache
184
1024 x 786
TRS

26. CPUS: What is CISC?
Storage
Processing
Complex -Instruction - Set - Chips - Used in General Purpose PCs
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.

27. What does SIMM stand for?
Output
Too little voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

28. SDRAM sands for _______.
Redundant Array of Independant (Inexpensive) Disks.
order Boot sequence - Integrated devices - drive controllers - power supply settings
VGA/SVGA monitor
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

29. Computer programs that perform specific tasks include: - Operating System- Program applications - Hardware drivers (special programs that tell the operating system how to use the hardware)
Speaker
Software
Firewire 6-pin
Very Brief time (milliseconds) of too much voltage

30. LGA stands for ______.
charged coupled device (CCD)
Hardware
Line Grid Array
144

31. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
PS/2-style mouse
Firmware
Very Brief time (milliseconds) of too much voltage

32. What are the 6 form factors of motherboards?
order Boot sequence - Integrated devices - drive controllers - power supply settings
B-9 serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
240

33. What is VRAM used for?
7 or 15 (powered)
Hardware
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Line Grid Array

34. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
240
Front Side Bus.
Too much voltage

35. Level two cache is located on _______.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
9
the motherboard
Networking and Communications

36. How many pins is a SODIMM DDR2 DIMM?
200
the CPU
charged coupled device (CCD)
VGA/SVGA monitor

37. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Redundant Array of Independant (Inexpensive) Disks.
CMOS
50 - 68 - or 80
7 or 15 (powered)

38. 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.
Liquid Crystal Display
Cache
Standardization
DB-25

39. What is the formal name of the 'headphone jack'?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
the motherboard
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
240

40. What does SODIMM stand for?
DB-25
ECC
Small Outline DIMM
9

41. PGA stands for
Radial Lines
Pin Grid Array
1024 x 786
Componentization

42. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Pin Grid Array
4
Line Grid Array
Processing

43. What are the two types of RAM?
VGA/SVGA monitor
BIOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
order Boot sequence - Integrated devices - drive controllers - power supply settings

44. What is a Sag?
Very brief time (milliseconds) of too little voltage
144
Output
Processing

45. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
verifying data integrity.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Speaker

46. An example of a device that uses a 6-pin Mini-DIN connector.
9
34
PS/2-style mouse
Joystick

47. How many pins is a DDR2 DIMM?
TRS
40 or 80
240
Liquid Crystal Display

48. Internal modem or telephone
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Line Grid Array
DB-15
RJ-11

49. What does LCD stand for?
Liquid Crystal Display
800 x 600
Volatile
240

50. Spike
PS/2-style mouse
Very Brief time (milliseconds) of too much voltage
240
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.