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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: 2. SCSI
ECC
4
2048 x 1536
50 - 68 - or 80

2. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
PCIe - PCI - AGP - ESIA - and ISA
DB-25 parallel
PS/2-style mouse
Hardware

3. SDRAM sands for _______.
Speaker
34
order Boot sequence - Integrated devices - drive controllers - power supply settings
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

4. QXGA is ____x____
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Single Inline Memory Module - has 30 or 72 contacts on only one side.
2048 x 1536
144

5. level three cache is located on _________.
PCIe - PCI - AGP - ESIA - and ISA
removable chips on the motherboard
3
Radial Lines

6. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
Networking and Communications
240
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

7. Surge
144
Speaker
Too much voltage
1600 x 1200

8. A type of memory that loses data when the power is no longer supplied to the component.
Radial Lines
Volatile
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.
184

9. What is a Blackout?
charged coupled device (CCD)
Firewire 6-pin
Power failure
CMOS

10. An area of memory that holds recently-accessed data.
Cache
B-9 serial
DB-15
DB-25 parallel

11. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Networking and Communications
Speaker
TRS
Input

12. What does SIMM stand for?
Output
tasks or 'Threads'
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Cathode Ray Tube

13. Internal modem or telephone
RJ-11
4
Network communications
Complex -Instruction - Set - Chips - Used in General Purpose PCs

14. RAID stands for _________.
BIOS
9
Storage
Redundant Array of Independant (Inexpensive) Disks.

15. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
order Boot sequence - Integrated devices - drive controllers - power supply settings
Input
charged coupled device (CCD)
Storage

16. UXGA is _____x_____
40 or 80
1600 x 1200
240
BIOS

17. 10Base-5 Ethernet and game ports use this cable
Random Access Memory (RAM)
DB-15
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Network communications

18. RAID 5 has at least ___ hard drives.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
3
5.25
Networking and Communications

19. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
Single Inline Memory Module - has 30 or 72 contacts on only one side.
50 - 68 - or 80
Front Side Bus.

20. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
144
Serial
144
Processing

21. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Error Correction Code.
VGA/SVGA monitor
the CPU

22. Number of Pins for Drives: 3. SATA
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Output
7 or 15 (powered)
B-9 serial

23. A temporary data storage location that can be read from and written to.
40 or 80
verifying data integrity.
PCIe - PCI - AGP - ESIA - and ISA
Random Access Memory (RAM)

24. Number of Pins for Drives: 4. FDD
34
9
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
the CPU

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

26. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Storage
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
PCIe - PCI - AGP - ESIA - and ISA

27. Serial mouse or external modem
the motherboard
BIOS
Coaxial
B-9 serial

28. An example of a device that uses a high-density (three-row) DB-15 connector.
34
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
VGA/SVGA monitor
charged coupled device (CCD)

29. External modems most commonly connect to this port.
the CPU
Random Access Memory (RAM)
Hardware
Serial

30. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
VGA/SVGA monitor
tasks or 'Threads'
Input
TRS

31. An example of a device that uses a low-density (two-row) male DB-15 connector.
Storage
Joystick
34
Power failure

32. Ethernet network
RJ-45
Too little voltage
BIOS
144

33. SVGA is ____ x_____
800 x 600
Firmware
Output
Pin Grid Array

34. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Input
Componentization
3
USB Type A

35. 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
9
Power failure
Redundant Array of Independant (Inexpensive) Disks.

36. An example of a device that uses a TRS connector.
1024 x 786
Speaker
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Networking and Communications

37. 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.
TRS
Componentization
5.25
40 or 80

38. How many pins is a SODIMM DDR2 DIMM?
200
1600 x 1200
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

39. Printers
800 x 600
VGA/SVGA monitor
DB-25 parallel
Radial Lines

40. What is the formal name of the 'headphone jack'?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
34
Very Brief time (milliseconds) of too much voltage

41. What does SODIMM stand for?
5.25
Small Outline DIMM
Line Grid Array
800 x 600

42. PGA stands for
Pin Grid Array
34
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DB-25

43. Level two cache is located on _______.
CMOS
the motherboard
50 - 68 - or 80
Power failure

44. 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
DB-25 parallel
RJ-11
the motherboard

45. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Very brief time (milliseconds) of too little voltage
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.
CMOS

46. What is Virtual RAM?
Radial Lines
DB-25
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.
7 or 15 (powered)

47. CPUS: What is CISC?
Standardization
Complex -Instruction - Set - Chips - Used in General Purpose PCs
USB Type A
3

48. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Volatile
9
Front Side Bus.
Radial Lines

49. How many pins is a DDR2 DIMM?
CMOS
BIOS
240
RJ-11

50. What does LCD stand for?
the motherboard
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.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Liquid Crystal Display