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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. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
800 x 600
5.25
Redundant Array of Independant (Inexpensive) Disks.
40 or 80

2. An example of a device that uses a high-density (three-row) DB-15 connector.
CMOS
1024 x 786
VGA/SVGA monitor
DB-25

3. XGA is ____x_____
240
144
1024 x 786
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

4. What does CRT stand for?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Radial Lines
Cathode Ray Tube
Small Outline DIMM

5. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
Very brief time (milliseconds) of too little voltage
Cache
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

6. What does SODIMM stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Small Outline DIMM
Pin Grid Array
TRS

7. UXGA is _____x_____
1600 x 1200
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.
7 or 15 (powered)
Networking and Communications

8. What is Virtual RAM?
4
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
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.

9. How many pins is a DDR3 DIMM?
9-pin serial
1024 x 786
detects and fixes corrupt data in RAM.
240

10. SCSI code is set by a 4 things - what are they?
removable chips on the motherboard
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Network communications

11. 10Base-5 Ethernet and game ports use this cable
DB-15
Software
Network communications
verifying data integrity.

12. CPUs: What is RISC?
BIOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
144

13. Number of Pins for Drives: 2. SCSI
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
34
50 - 68 - or 80
240

14. Serial ports have this many pins.
200
CMOS
9
Output

15. ZIF stands for ______.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
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
Serial

16. Ethernet network
RJ-45
1024 x 786
VGA/SVGA monitor
40 or 80

17. What is a Brownout?
B-9 serial
charged coupled device (CCD)
PCIe - PCI - AGP - ESIA - and ISA
Too little voltage

18. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
Redundant Array of Independant (Inexpensive) Disks.
the motherboard
5.25

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

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20. 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
RJ-11
the CPU
Networking and Communications

21. Parity is used in some _____________ - hard drives - and RAM.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Firmware
Very Brief time (milliseconds) of too much voltage
Network communications

22. Number of Pins for Drives: 4. FDD
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Storage
34
Serial

23. Spike
Error Correction Code.
DB-25
DB-15
Very Brief time (milliseconds) of too much voltage

24. QXGA is ____x____
2048 x 1536
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
tasks or 'Threads'
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

25. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
7 or 15 (powered)
Output
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

26. What is the formal name of the 'headphone jack'?
Processing
Radial Lines
DB-15
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

27. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
Pin Grid Array
Single Inline Memory Module - has 30 or 72 contacts on only one side.
order Boot sequence - Integrated devices - drive controllers - power supply settings

28. LGA stands for ______.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Line Grid Array
USB Type A
Random Access Memory (RAM)

29. SDRAM sands for _______.
BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Radial Lines
B-9 serial

30. How many pins is a SODIMM DDR2 DIMM?
Volatile
Power failure
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.
200

31. What does RIMM stand for?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
7 or 15 (powered)
Very Brief time (milliseconds) of too much voltage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

32. 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)
Networking and Communications
DB-25
Software
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.

33. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
Random Access Memory (RAM)
Cathode Ray Tube
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

34. Internal modem or telephone
RJ-45
9-pin serial
9
RJ-11

35. What does SIMM stand for?
Pin Grid Array
DB-25 parallel
Single Inline Memory Module - has 30 or 72 contacts on only one side.
200

36. SVGA is ____ x_____
Serial
Network communications
200
800 x 600

37. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
1600 x 1200
Componentization
Serial

38. External modems most commonly connect to this port.
charged coupled device (CCD)
Input
Serial
tasks or 'Threads'

39. What is a Blackout?
Power failure
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Software
Pin Grid Array

40. What are the 4 main types of storage?
Liquid Crystal Display
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

41. What does ECC stand for?
BIOS
detects and fixes corrupt data in RAM.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Error Correction Code.

42. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
9-pin serial
RJ-11

43. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
200
Redundant Array of Independant (Inexpensive) Disks.
PS/2-style mouse

44. BIOS allows you to do 4 things - what are they?
Small Outline DIMM
Radial Lines
order Boot sequence - Integrated devices - drive controllers - power supply settings
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

45. What does LCD stand for?
the motherboard
Liquid Crystal Display
Power failure
240

46. How many pins is a SODIMM DDR DIMM?
CMOS
9
144
the motherboard

47. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
3
Too little voltage
DB-15

48. What does ECC do?
240
detects and fixes corrupt data in RAM.
removable chips on the motherboard
ATX - BTX - Micro ATX - ITX - NLX - and LPX

49. CPUS: What is CISC?
Pin Grid Array
Complex -Instruction - Set - Chips - Used in General Purpose PCs
PCIe - PCI - AGP - ESIA - and ISA
PS/2-style mouse

50. A temporary data storage location that can be read from and written to.
Speaker
144
Random Access Memory (RAM)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.