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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. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
Hardware
2048 x 1536
Very Brief time (milliseconds) of too much voltage

2. What does ECC do?
5.25
Front Side Bus.
detects and fixes corrupt data in RAM.
Network communications

3. CPUs: What is RISC?
charged coupled device (CCD)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-25
Small Outline DIMM

4. 10Base-2 Ethernet uses this cable.
Coaxial
Network communications
DB-15
order Boot sequence - Integrated devices - drive controllers - power supply settings

5. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
DB-25
Liquid Crystal Display
CMOS
9

6. What does ECC stand for?
Error Correction Code.
Network communications
DB-15
PCIe - PCI - AGP - ESIA - and ISA

7. Parallel devices connect to this connector.
34
Serial
DB-25
Coaxial

8. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
PCIe - PCI - AGP - ESIA - and ISA
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Storage
Hardware

9. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
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.

10. An area of memory that holds recently-accessed data.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Cache
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
detects and fixes corrupt data in RAM.

11. Serial ports have this many pins.
9
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
BIOS
PS/2-style mouse

12. 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)
Error Correction Code.
Hardware
Software
Radial Lines

13. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
VGA/SVGA monitor
Power failure
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Firmware

14. 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.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
ECC
Firewire 6-pin
DB-15

15. Parity is used in some _____________ - hard drives - and RAM.
Network communications
Volatile
DB-25 parallel
Too much voltage

16. Level two cache is located on _______.
the motherboard
PS/2-style mouse
34
240

17. External modems most commonly connect to this port.
the CPU
Serial
34
DB-15

18. Number of Pins for Drives: 3. SATA
DB-25
7 or 15 (powered)
Liquid Crystal Display
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

19. An example of a device that uses a 6-pin Mini-DIN connector.
Front Side Bus.
PS/2-style mouse
RJ-11
240

20. An example of a device that uses a high-density (three-row) DB-15 connector.
Power failure
Coaxial
VGA/SVGA monitor
Networking and Communications

21. What does RIMM stand for?
PCIe - PCI - AGP - ESIA - and ISA
Complex -Instruction - Set - Chips - Used in General Purpose PCs
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
B-9 serial

22. What do the type types of Hard Drive acronyms stand for?
detects and fixes corrupt data in RAM.
CMOS
VGA/SVGA monitor
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

23. What does SIMM stand for?
CMOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.
184
ECC

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.
RJ-11
verifying data integrity.
Hardware
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

25. An example of firmware.
240
Front Side Bus.
BIOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

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

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27. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
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.
Output
Error Correction Code.
Front Side Bus.

28. An example of a device that uses a low-density (two-row) male DB-15 connector.
7 or 15 (powered)
Firewire 6-pin
Joystick
Volatile

29. How many pins is a SODIMM DDR2 DIMM?
200
40 or 80
detects and fixes corrupt data in RAM.
the CPU

30. What does SODIMM stand for?
184
B-9 serial
Speaker
Small Outline DIMM

31. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
3
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Input
charged coupled device (CCD)

32. Surge
1024 x 786
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Too much voltage

33. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
DB-25 parallel
DB-15
40 or 80
Redundant Array of Independant (Inexpensive) Disks.

34. RAID 5 has at least ___ hard drives.
DB-15
3
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Cache

35. 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.
Networking and Communications
184
Line Grid Array

36. What is a Brownout?
184
Too little voltage
Single Inline Memory Module - has 30 or 72 contacts on only one side.
the motherboard

37. Level one cache is located on ___________.
Network communications
the CPU
Processing
Line Grid Array

38. LGA stands for ______.
Liquid Crystal Display
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.
Line Grid Array
Speaker

39. How many pins is a SODIMM DDR DIMM?
USB Type A
184
144
Serial

40. What is VRAM used for?
144
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.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
2048 x 1536

41. XGA is ____x_____
1024 x 786
Redundant Array of Independant (Inexpensive) Disks.
DB-15
Software

42. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Joystick
Firmware
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
charged coupled device (CCD)

43. Number of Pins for Drives: 2. SCSI
1600 x 1200
Cathode Ray Tube
Joystick
50 - 68 - or 80

44. SCSI code is set by a 4 things - what are they?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
PCIe - PCI - AGP - ESIA - and ISA
Standardization
240

45. The actual speed of the CPU is governed by a _______ setting called the clock rate.
Line Grid Array
DB-15
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
BIOS

46. ZIF stands for ______.
Firewire 6-pin
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.
Firmware
ATX - BTX - Micro ATX - ITX - NLX - and LPX

47. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
PCIe - PCI - AGP - ESIA - and ISA
DB-25
9

48. How many pins is a DDR2 DIMM?
240
CMOS
Processing
PS/2-style mouse

49. What does CRT stand for?
Random Access Memory (RAM)
Cathode Ray Tube
800 x 600
Too much voltage

50. Before sending a power supply to the recycling facility...
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Volatile
Small Outline DIMM
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.