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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. ZIF stands for ______.
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.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Standardization
9-pin serial

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

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3. LGA stands for ______.
Line Grid Array
DB-25
Very Brief time (milliseconds) of too much voltage
tasks or 'Threads'

4. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Componentization
charged coupled device (CCD)
Output

5. 10Base-2 Ethernet uses this cable.
Line Grid Array
PCIe - PCI - AGP - ESIA - and ISA
Serial
Coaxial

6. What does SODIMM stand for?
Small Outline DIMM
184
ATX - BTX - Micro ATX - ITX - NLX - and LPX
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

7. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
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.
Serial
Line Grid Array
charged coupled device (CCD)

8. 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.
9
2048 x 1536
Networking and Communications
TRS

9. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
1600 x 1200
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
2048 x 1536
PCIe - PCI - AGP - ESIA - and ISA

10. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Volatile
ECC
USB Type A
Firewire 6-pin

11. What are the 4 main types of storage?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
removable chips on the motherboard
2048 x 1536

12. An example of firmware.
Too little voltage
BIOS
Processing
PCIe - PCI - AGP - ESIA - and ISA

13. What does CRT stand for?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Cathode Ray Tube
Liquid Crystal Display
PCIe - PCI - AGP - ESIA - and ISA

14. What are the 6 form factors of motherboards?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
DB-25 parallel
RJ-45
184

15. RAID stands for _________.
removable chips on the motherboard
Redundant Array of Independant (Inexpensive) Disks.
240
Firmware

16. What does RIMM stand for?
9-pin serial
Cache
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
2048 x 1536

17. What is a Blackout?
Networking and Communications
Network communications
Power failure
verifying data integrity.

18. Number of Pins for Drives: 3. SATA
order Boot sequence - Integrated devices - drive controllers - power supply settings
7 or 15 (powered)
RJ-11
DB-15

19. Internal modem or telephone
Output
RJ-11
ECC
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

20. Surge
CMOS
PCIe - PCI - AGP - ESIA - and ISA
Too much voltage
PS/2-style mouse

21. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Cache
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Front Side Bus.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

22. CPUs: What is RISC?
Very Brief time (milliseconds) of too much voltage
removable chips on the motherboard
50 - 68 - or 80
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

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.
DB-25 parallel
CMOS
1600 x 1200
DB-15

24. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
2048 x 1536
DB-15
5.25
PCIe - PCI - AGP - ESIA - and ISA

25. RAID 5 has at least ___ hard drives.
Radial Lines
3
Processing
200

26. XGA is ____x_____
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.
1024 x 786
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.
DB-25 parallel

27. A temporary data storage location that can be read from and written to.
Too much voltage
Random Access Memory (RAM)
Hardware
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

28. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Output
2048 x 1536
Line Grid Array
CMOS

29. 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.
USB Type A
Processing
Very brief time (milliseconds) of too little voltage
Standardization

30. Parity is used in some _____________ - hard drives - and RAM.
3
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Network communications
Componentization

31. Ethernet network
CMOS
RJ-45
Input
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

32. What are the two types of RAM?
Network communications
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Too little voltage

33. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
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.
RJ-11
detects and fixes corrupt data in RAM.
Firmware

34. What is the formal name of the 'headphone jack'?
Volatile
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Too little voltage
5.25

35. What is a Brownout?
Random Access Memory (RAM)
800 x 600
Hardware
Too little voltage

36. What does ECC do?
40 or 80
detects and fixes corrupt data in RAM.
Networking and Communications
PS/2-style mouse

37. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
detects and fixes corrupt data in RAM.
Radial Lines
Networking and Communications
34

38. 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)
Software
200
184
Cache

39. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
RJ-11
9-pin serial
Firewire 6-pin
Storage

40. Level two cache is located on _______.
the motherboard
Standardization
Very Brief time (milliseconds) of too much voltage
Firmware

41. level three cache is located on _________.
Redundant Array of Independant (Inexpensive) Disks.
PS/2-style mouse
B-9 serial
removable chips on the motherboard

42. What is a Sag?
9
Very brief time (milliseconds) of too little voltage
Serial
Firmware

43. What does ECC stand for?
Error Correction Code.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Network communications

44. What is Virtual RAM?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
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.
1024 x 786
DB-15

45. CPUS: What is CISC?
3
CMOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Cathode Ray Tube

46. A serial mouse connects to a computer with this connector.
1024 x 786
Front Side Bus.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
9-pin serial

47. Serial ports have this many pins.
Line Grid Array
9
Liquid Crystal Display
40 or 80

48. A working PC is a combination of many different parts - also called a Field-Replaceable Unit (FRU) - can be replaced when faulty or upgraded to provide additional functionality.
Componentization
240
DB-15
800 x 600

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

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50. An example of a device that uses a TRS connector.
Cache
40 or 80
Speaker
800 x 600