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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. Printers
DB-25 parallel
1600 x 1200
USB Type A
tasks or 'Threads'

2. SCSI code is set by a 4 things - what are they?
Error Correction Code.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Liquid Crystal Display
the CPU

3. What do the type types of Hard Drive acronyms stand for?
1600 x 1200
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Coaxial
VGA/SVGA monitor

4. What are the 6 form factors of motherboards?
DB-15
the CPU
144
ATX - BTX - Micro ATX - ITX - NLX - and LPX

5. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Very Brief time (milliseconds) of too much voltage
order Boot sequence - Integrated devices - drive controllers - power supply settings
5.25
Single Inline Memory Module - has 30 or 72 contacts on only one side.

6. How many pins is a SODIMM DDR DIMM?
Cache
144
Pin Grid Array
the CPU

7. What are the 4 main types of storage?
Too little voltage
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
PS/2-style mouse
Single Inline Memory Module - has 30 or 72 contacts on only one side.

8. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
7 or 15 (powered)
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
9-pin serial

9. CPUs: What is RISC?
Liquid Crystal Display
Standardization
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
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. What does LCD stand for?
Liquid Crystal Display
PS/2-style mouse
RJ-11
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

11. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
Very brief time (milliseconds) of too little voltage
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
VGA/SVGA monitor

12. Serial ports have this many pins.
Hardware
144
9-pin serial
9

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

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14. Internal modem or telephone
RJ-11
800 x 600
Redundant Array of Independant (Inexpensive) Disks.
Line Grid Array

15. What is a Blackout?
Power failure
40 or 80
Cathode Ray Tube
240

16. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
CMOS
4
Complex -Instruction - Set - Chips - Used in General Purpose PCs
1600 x 1200

17. An example of firmware.
Radial Lines
BIOS
Input
Liquid Crystal Display

18. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
1024 x 786
USB Type A
Processing
Speaker

19. How many pins is a MICRODIMM DIMM?
50 - 68 - or 80
ATX - BTX - Micro ATX - ITX - NLX - and LPX
144
Power failure

20. level three cache is located on _________.
34
removable chips on the motherboard
9
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

21. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
ECC
1024 x 786
Hardware

22. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
TRS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-15

23. SVGA is ____ x_____
800 x 600
Cathode Ray Tube
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Componentization

24. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
9
Front Side Bus.
ECC
Too much voltage

25. How many pins is a DDR3 DIMM?
detects and fixes corrupt data in RAM.
removable chips on the motherboard
240
Single Inline Memory Module - has 30 or 72 contacts on only one side.

26. Parallel devices connect to this connector.
the motherboard
DB-25
3
7 or 15 (powered)

27. How many pins is a DDR DIMM?
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
184
PS/2-style mouse
Too little voltage

28. XGA is ____x_____
1024 x 786
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Speaker

29. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
DB-25 parallel
Joystick
DB-15
USB Type A

30. Spike
200
4
144
Very Brief time (milliseconds) of too much voltage

31. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Line Grid Array
4
800 x 600

32. An example of a device that uses a TRS connector.
Speaker
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Radial Lines
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.

33. Ethernet network
RJ-45
CMOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Volatile

34. 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
Serial
Front Side Bus.
Volatile

35. What does ECC do?
Line Grid Array
1024 x 786
detects and fixes corrupt data in RAM.
Processing

36. PGA stands for
2048 x 1536
Pin Grid Array
tasks or 'Threads'
3

37. 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.
Too much voltage
Output
Complex -Instruction - Set - Chips - Used in General Purpose PCs

38. How many pins is a DDR2 DIMM?
PCIe - PCI - AGP - ESIA - and ISA
240
40 or 80
800 x 600

39. What does ECC stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
the motherboard
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Error Correction Code.

40. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
CMOS
3
Standardization
Firewire 6-pin

41. External modems most commonly connect to this port.
Output
Serial
Hardware
RJ-11

42. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
PCIe - PCI - AGP - ESIA - and ISA
PS/2-style mouse
Processing
50 - 68 - or 80

43. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DB-25 parallel
ATX - BTX - Micro ATX - ITX - NLX - and LPX

44. Before sending a power supply to the recycling facility...
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.
CMOS
Firewire 6-pin
Power failure

45. 10Base-2 Ethernet uses this cable.
Coaxial
1600 x 1200
Radial Lines
RJ-11

46. What is a Brownout?
9-pin serial
5.25
Too little voltage
Radial Lines

47. How many pins is a SODIMM DDR2 DIMM?
USB Type A
Network communications
PS/2-style mouse
200

48. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
Input
Very Brief time (milliseconds) of too much voltage
Standardization
CMOS

49. RAID 5 has at least ___ hard drives.
50 - 68 - or 80
ATX - BTX - Micro ATX - ITX - NLX - and LPX
3
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

50. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Serial
Hardware
4
charged coupled device (CCD)