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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 do the type types of Hard Drive acronyms stand for?
34
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
order Boot sequence - Integrated devices - drive controllers - power supply settings
Front Side Bus.

2. How many pins is a DDR2 DIMM?
Input
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
240

3. SVGA is ____ x_____
Line Grid Array
DB-25
200
800 x 600

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

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5. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Serial
Error Correction Code.
Random Access Memory (RAM)
Storage

6. What is VRAM used for?
DB-15
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
BIOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

7. Serial mouse or external modem
RJ-45
DB-25 parallel
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
B-9 serial

8. Parallel devices connect to this connector.
DB-25
Very brief time (milliseconds) of too little voltage
40 or 80
Random Access Memory (RAM)

9. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Redundant Array of Independant (Inexpensive) Disks.
detects and fixes corrupt data in RAM.
800 x 600
Firmware

10. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
the motherboard
CMOS
verifying data integrity.

11. What is a Brownout?
Too little voltage
BIOS
Pin Grid Array
Redundant Array of Independant (Inexpensive) Disks.

12. Number of Pins for Drives: 4. FDD
Input
Power failure
184
34

13. What are the 4 main types of storage?
Line Grid Array
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.
Software
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

14. What are the two types of RAM?
charged coupled device (CCD)
1024 x 786
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Volatile

15. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
34
Front Side Bus.
50 - 68 - or 80

16. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
800 x 600
Hardware
Storage
Very brief time (milliseconds) of too little voltage

17. XGA is ____x_____
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Network communications
B-9 serial
1024 x 786

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

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19. How many pins is a DDR DIMM?
verifying data integrity.
5.25
PS/2-style mouse
184

20. How many pins is a SODIMM DDR2 DIMM?
Standardization
200
PCIe - PCI - AGP - ESIA - and ISA
Hardware

21. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
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.
BIOS
200
USB Type A

22. Level two cache is located on _______.
Standardization
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
the motherboard
ATX - BTX - Micro ATX - ITX - NLX - and LPX

23. What is a Blackout?
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.
Front Side Bus.
Power failure
DB-25

24. What does CRT stand for?
order Boot sequence - Integrated devices - drive controllers - power supply settings
9-pin serial
Cathode Ray Tube
800 x 600

25. The actual speed of the CPU is governed by a _______ setting called the clock rate.
RJ-45
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
BIOS
Hardware

26. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1600 x 1200
Very brief time (milliseconds) of too little voltage
2048 x 1536

27. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
CMOS
DB-15
Front Side Bus.
9

28. An example of a device that uses a 6-pin Mini-DIN connector.
7 or 15 (powered)
Random Access Memory (RAM)
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
PS/2-style mouse

29. Spike
PCIe - PCI - AGP - ESIA - and ISA
Very Brief time (milliseconds) of too much voltage
Software
Joystick

30. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
charged coupled device (CCD)
RJ-11
Processing
Small Outline DIMM

31. 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.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
verifying data integrity.
CMOS
Too little voltage

32. CPUs: What is RISC?
Random Access Memory (RAM)
2048 x 1536
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

33. An example of a device that uses a TRS connector.
B-9 serial
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
USB Type A
Speaker

34. External modems most commonly connect to this port.
Serial
184
Very brief time (milliseconds) of too little voltage
Processing

35. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
charged coupled device (CCD)
Firmware
240

36. 10Base-2 Ethernet uses this cable.
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.
Network communications
9
Coaxial

37. A temporary data storage location that can be read from and written to.
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.
Input
Random Access Memory (RAM)
order Boot sequence - Integrated devices - drive controllers - power supply settings

38. A type of memory that loses data when the power is no longer supplied to the component.
Output
removable chips on the motherboard
Firmware
Volatile

39. LGA stands for ______.
Line Grid Array
4
Pin Grid Array
B-9 serial

40. 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.
Standardization
tasks or 'Threads'
2048 x 1536
BIOS

41. Level one cache is located on ___________.
34
184
the CPU
ECC

42. Ethernet network
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.
RJ-45
Speaker
Too much voltage

43. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
RJ-45
CMOS
Firewire 6-pin

44. RAID stands for _________.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Redundant Array of Independant (Inexpensive) Disks.
Random Access Memory (RAM)
5.25

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

46. CPUS: What is CISC?
charged coupled device (CCD)
Front Side Bus.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Speaker

47. An example of a device that uses a low-density (two-row) male DB-15 connector.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Too little voltage
RJ-45
Joystick

48. RAID 5 has at least ___ hard drives.
Network communications
BIOS
Coaxial
3

49. 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-25 parallel
DB-15
Power failure
removable chips on the motherboard

50. ZIF stands for ______.
B-9 serial
144
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.
the motherboard