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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 is a Blackout?
Power failure
144
Error Correction Code.
Redundant Array of Independant (Inexpensive) Disks.

2. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
144
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
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.

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
4
Software
USB Type A

4. XGA is ____x_____
Small Outline DIMM
1024 x 786
Standardization
Redundant Array of Independant (Inexpensive) Disks.

5. 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)
Output
Software
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

6. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Firewire 6-pin
CMOS
800 x 600

7. RAID stands for _________.
Speaker
Redundant Array of Independant (Inexpensive) Disks.
3
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.

8. What does LCD stand for?
Volatile
Processing
Liquid Crystal Display
144

9. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
Redundant Array of Independant (Inexpensive) Disks.
9
Too much voltage

10. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
USB Type A
BIOS
40 or 80
Too little voltage

11. Surge
CMOS
Random Access Memory (RAM)
40 or 80
Too much voltage

12. The BIOS is stored on the _______ chip that is on the motherboard.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
CMOS
DB-15
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

13. UXGA is _____x_____
Cache
1600 x 1200
Joystick
B-9 serial

14. What does SIMM stand for?
Cathode Ray Tube
Single Inline Memory Module - has 30 or 72 contacts on only one side.
CMOS
Firmware

15. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
1024 x 786
800 x 600
Hardware
Network communications

16. Number of Pins for Drives: 4. FDD
RJ-45
Power failure
34
USB Type A

17. level three cache is located on _________.
240
DB-25
9-pin serial
removable chips on the motherboard

18. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
DB-15
Network communications
ECC
Volatile

19. Printers
CMOS
BIOS
Standardization
DB-25 parallel

20. Serial ports have this many pins.
9
USB Type A
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
TRS

21. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Small Outline DIMM
Componentization
detects and fixes corrupt data in RAM.

22. A serial mouse connects to a computer with this connector.
9-pin serial
50 - 68 - or 80
Firewire 6-pin
5.25

23. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Too much voltage
USB Type A
9-pin serial
Processing

24. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Network communications
Random Access Memory (RAM)
TRS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

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

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26. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Pin Grid Array
Storage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
VGA/SVGA monitor

27. What are the 6 form factors of motherboards?
PCIe - PCI - AGP - ESIA - and ISA
ATX - BTX - Micro ATX - ITX - NLX - and LPX
tasks or 'Threads'
the CPU

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

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29. How many pins is a DDR DIMM?
184
Front Side Bus.
ECC
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

30. How many pins is a DDR2 DIMM?
VGA/SVGA monitor
240
Cache
Very Brief time (milliseconds) of too much voltage

31. A type of memory that loses data when the power is no longer supplied to the component.
USB Type A
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Volatile
ECC

32. CPUs: What is RISC?
Hardware
1600 x 1200
5.25
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

33. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Power failure
USB Type A
800 x 600
Volatile

34. Serial mouse or external modem
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Pin Grid Array
DB-15
B-9 serial

35. How many pins is a MICRODIMM DIMM?
TRS
144
Front Side Bus.
Cache

36. QXGA is ____x____
Firewire 6-pin
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Output
2048 x 1536

37. Level one cache is located on ___________.
9-pin serial
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
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

38. An example of a device that uses a TRS connector.
DB-25
Speaker
RJ-45
1600 x 1200

39. SDRAM sands for _______.
4
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Networking and Communications
removable chips on the motherboard

40. What is Virtual RAM?
4
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.
Hardware
9

41. 10Base-2 Ethernet uses this cable.
Very Brief time (milliseconds) of too much voltage
Error Correction Code.
PCIe - PCI - AGP - ESIA - and ISA
Coaxial

42. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Front Side Bus.
Coaxial
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

43. Internal modem or telephone
detects and fixes corrupt data in RAM.
Cathode Ray Tube
TRS
RJ-11

44. Before sending a power supply to the recycling facility...
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.
CMOS
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.

45. What is a Brownout?
detects and fixes corrupt data in RAM.
Input
Too little voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

46. An example of firmware.
order Boot sequence - Integrated devices - drive controllers - power supply settings
BIOS
CMOS
Small Outline DIMM

47. What is a Sag?
Very brief time (milliseconds) of too little voltage
USB Type A
34
BIOS

48. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
DB-25
charged coupled device (CCD)
Very Brief time (milliseconds) of too much voltage

49. Parity is used in some _____________ - hard drives - and RAM.
CMOS
Network communications
Coaxial
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

50. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
BIOS
Output
PCIe - PCI - AGP - ESIA - and ISA
2048 x 1536