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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. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
verifying data integrity.
Coaxial
PCIe - PCI - AGP - ESIA - and ISA
Radial Lines

2. An area of memory that holds recently-accessed data.
5.25
Cache
BIOS
Serial

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

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4. How many pins is a DDR DIMM?
Firmware
Liquid Crystal Display
Very brief time (milliseconds) of too little voltage
184

5. What is a Blackout?
Small Outline DIMM
Power failure
Joystick
50 - 68 - or 80

6. What does CRT stand for?
Cathode Ray Tube
BIOS
Speaker
240

7. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
DB-25
Hardware
Cache
Error Correction Code.

8. What does SODIMM stand for?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Small Outline DIMM
B-9 serial

9. What do the type types of Hard Drive acronyms stand for?
CMOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Joystick
34

10. Serial ports have this many pins.
Too little voltage
Network communications
9
Too much voltage

11. What are the 6 form factors of motherboards?
Too little voltage
Too much voltage
ATX - BTX - Micro ATX - ITX - NLX - and LPX
240

12. An example of firmware.
BIOS
PS/2-style mouse
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
40 or 80

13. Before sending a power supply to the recycling facility...
Cathode Ray Tube
Front Side Bus.
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.

14. Number of Pins for Drives: 2. SCSI
Software
CMOS
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
50 - 68 - or 80

15. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Cache
240
verifying data integrity.
Firewire 6-pin

16. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Very brief time (milliseconds) of too little voltage
Input
CMOS
DB-15

17. Number of Pins for Drives: 3. SATA
4
7 or 15 (powered)
Networking and Communications
Front Side Bus.

18. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
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
9-pin serial
40 or 80

19. LGA stands for ______.
4
Line Grid Array
40 or 80
144

20. Level two cache is located on _______.
CMOS
Firmware
the motherboard
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

21. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Redundant Array of Independant (Inexpensive) Disks.
4
DB-15
Storage

22. How many pins is a MICRODIMM DIMM?
144
Speaker
7 or 15 (powered)
Too little voltage

23. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Too little voltage
TRS
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Software

24. A type of memory that loses data when the power is no longer supplied to the component.
Componentization
Hardware
Volatile
Firewire 6-pin

25. 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.
1024 x 786
5.25
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

26. What are the two types of RAM?
Random Access Memory (RAM)
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
3
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. Serial mouse or external modem
B-9 serial
800 x 600
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.
Random Access Memory (RAM)

28. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
9-pin serial
5.25
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

29. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
144
order Boot sequence - Integrated devices - drive controllers - power supply settings
Single Inline Memory Module - has 30 or 72 contacts on only one side.

30. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
4
BIOS
Input

31. 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.
Very Brief time (milliseconds) of too much voltage
Standardization
Networking and Communications
Firewire 6-pin

32. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
ECC
240
DB-15

33. Parity is used in some _____________ - hard drives - and RAM.
Network communications
Processing
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Volatile

34. What are the 4 main types of storage?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
50 - 68 - or 80
removable chips on the motherboard
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

35. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
BIOS
CMOS
Coaxial
DB-25

36. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
CMOS
verifying data integrity.
Redundant Array of Independant (Inexpensive) Disks.
Front Side Bus.

37. What is Virtual RAM?
RJ-11
BIOS
34
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.

38. RAID 5 has at least ___ hard drives.
Error Correction Code.
3
PCIe - PCI - AGP - ESIA - and ISA
Line Grid Array

39. Ethernet network
Too little voltage
4
Error Correction Code.
RJ-45

40. CPUS: What is CISC?
Speaker
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Storage
the motherboard

41. A temporary data storage location that can be read from and written to.
3
Random Access Memory (RAM)
Single Inline Memory Module - has 30 or 72 contacts on only one side.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

42. What does SIMM stand for?
USB Type A
Software
Single Inline Memory Module - has 30 or 72 contacts on only one side.
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.

43. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
ECC
Firmware
VGA/SVGA monitor
1600 x 1200

44. XGA is ____x_____
detects and fixes corrupt data in RAM.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
1024 x 786
240

45. Spike
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Very brief time (milliseconds) of too little voltage
Componentization
Very Brief time (milliseconds) of too much voltage

46. What does ECC stand for?
184
Error Correction Code.
CMOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

47. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Input
Cathode Ray Tube
DB-15
charged coupled device (CCD)

48. What does RIMM stand for?
Random Access Memory (RAM)
Output
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Single Inline Memory Module - has 30 or 72 contacts on only one side.

49. Parallel devices connect to this connector.
Componentization
DB-25 parallel
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DB-25

50. Number of Pins for Drives: 4. FDD
34
DB-15
7 or 15 (powered)
Line Grid Array