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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. An example of a device that uses a TRS connector.
Processing
Redundant Array of Independant (Inexpensive) Disks.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Speaker

2. XGA is ____x_____
Networking and Communications
1024 x 786
Software
BIOS

3. CPUs: What is RISC?
Front Side Bus.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Output
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.

4. An example of firmware.
BIOS
Radial Lines
1600 x 1200
Input

5. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
ECC
CMOS
Output

6. A serial mouse connects to a computer with this connector.
4
ECC
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
9-pin serial

7. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
TRS
Input
Single Inline Memory Module - has 30 or 72 contacts on only one side.

8. PGA stands for
CMOS
144
Pin Grid Array
PS/2-style mouse

9. Number of Pins for Drives: 2. SCSI
240
50 - 68 - or 80
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Software

10. Printers
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
DB-25 parallel
Redundant Array of Independant (Inexpensive) Disks.
DB-25

11. Before sending a power supply to the recycling facility...
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.
Power failure
DB-25

12. Level one cache is located on ___________.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
9
DB-15
the CPU

13. 10Base-2 Ethernet uses this cable.
240
Coaxial
Complex -Instruction - Set - Chips - Used in General Purpose PCs
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.

14. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
Very Brief time (milliseconds) of too much voltage
2048 x 1536
800 x 600

15. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
1600 x 1200
Network communications
the motherboard

16. An example of a device that uses a high-density (three-row) DB-15 connector.
Joystick
verifying data integrity.
VGA/SVGA monitor
Very brief time (milliseconds) of too little voltage

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

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18. What is Virtual RAM?
verifying data integrity.
200
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.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

19. SVGA 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.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
800 x 600
BIOS

20. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
240
800 x 600
Firmware

21. What is a Sag?
CMOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Very brief time (milliseconds) of too little voltage

22. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Line Grid Array
Hardware
Software

23. 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.
Networking and Communications
DB-25 parallel
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
ECC

24. 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.
9
184
4
Componentization

25. What does ECC stand for?
Networking and Communications
Serial
Error Correction Code.
removable chips on the motherboard

26. Number of Pins for Drives: 4. FDD
Very Brief time (milliseconds) of too much voltage
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
RJ-45
34

27. An example of a device that uses a low-density (two-row) male DB-15 connector.
Line Grid Array
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Joystick

28. What is the formal name of the 'headphone jack'?
Network communications
Too little voltage
9-pin serial
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

29. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
50 - 68 - or 80
USB Type A
Volatile
the motherboard

30. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
PCIe - PCI - AGP - ESIA - and ISA
Volatile
BIOS
9-pin serial

31. What does LCD stand for?
Liquid Crystal Display
USB Type A
Radial Lines
PCIe - PCI - AGP - ESIA - and ISA

32. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
184
Software
Output
Volatile

33. ZIF stands for ______.
Cache
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.
Input
Power failure

34. Ethernet network
DB-25
Output
VGA/SVGA monitor
RJ-45

35. What do the type types of Hard Drive acronyms stand for?
Coaxial
Radial Lines
40 or 80
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

36. How many pins is a MICRODIMM DIMM?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Single Inline Memory Module - has 30 or 72 contacts on only one side.
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.
144

37. RAID stands for _________.
Front Side Bus.
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.
Redundant Array of Independant (Inexpensive) Disks.
Networking and Communications

38. SCSI code is set by a 4 things - what are they?
Standardization
Volatile
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
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.

39. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Very brief time (milliseconds) of too little voltage
Error Correction Code.
5.25

40. What does CRT stand for?
Speaker
Cathode Ray Tube
TRS
9

41. LGA stands for ______.
Front Side Bus.
Line Grid Array
PS/2-style mouse
DB-15

42. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
240
Joystick
Software

43. Internal modem or telephone
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Very brief time (milliseconds) of too little voltage
240
RJ-11

44. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
200
Processing
3

45. External modems most commonly connect to this port.
Very Brief time (milliseconds) of too much voltage
DB-25 parallel
Serial
Line Grid Array

46. How many pins is a DDR DIMM?
800 x 600
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
184
TRS

47. A type of memory that loses data when the power is no longer supplied to the component.
9-pin serial
Redundant Array of Independant (Inexpensive) Disks.
Volatile
1024 x 786

48. An example of a device that uses a 6-pin Mini-DIN connector.
1600 x 1200
800 x 600
PS/2-style mouse
DB-25

49. Parallel devices connect to this connector.
Too little voltage
Liquid Crystal Display
VGA/SVGA monitor
DB-25

50. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Random Access Memory (RAM)
TRS
Firmware
PCIe - PCI - AGP - ESIA - and ISA