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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
9-pin serial
Power failure
240
50 - 68 - or 80

2. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Front Side Bus.
Small Outline DIMM
Networking and Communications
BIOS

3. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
34
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.
Firmware

4. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
184
RJ-11
CMOS

5. 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
Radial Lines
tasks or 'Threads'
Cathode Ray Tube

6. CPUs: What is RISC?
B-9 serial
Software
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Complex -Instruction - Set - Chips - Used in General Purpose PCs

7. Parity is used in some _____________ - hard drives - and RAM.
Network communications
DB-15
Output
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

8. The BIOS is stored on the _______ chip that is on the motherboard.
1024 x 786
PCIe - PCI - AGP - ESIA - and ISA
Small Outline DIMM
CMOS

9. An area of memory that holds recently-accessed data.
charged coupled device (CCD)
Cache
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

10. How many pins is a DDR DIMM?
184
40 or 80
Too little voltage
Cathode Ray Tube

11. What are the two types of RAM?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-15
240

12. What does SODIMM stand for?
Output
Small Outline DIMM
PS/2-style mouse
Input

13. RAID 5 has at least ___ hard drives.
3
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
removable chips on the motherboard
Input

14. 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.
Hardware
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.
Componentization
Pin Grid Array

15. 10Base-2 Ethernet uses this cable.
Coaxial
removable chips on the motherboard
VGA/SVGA monitor
Redundant Array of Independant (Inexpensive) Disks.

16. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
144
Networking and Communications
CMOS
4

17. What does RIMM stand for?
Small Outline DIMM
2048 x 1536
3
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

18. 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.
800 x 600
DB-15
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.
detects and fixes corrupt data in RAM.

19. Printers
50 - 68 - or 80
PCIe - PCI - AGP - ESIA - and ISA
DB-15
DB-25 parallel

20. SVGA is ____ x_____
CMOS
Front Side Bus.
Very Brief time (milliseconds) of too much voltage
800 x 600

21. What does ECC stand for?
Speaker
Error Correction Code.
Front Side Bus.
34

22. Serial ports have this many pins.
9
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Random Access Memory (RAM)

23. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Pin Grid Array
200

24. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
verifying data integrity.
1600 x 1200
DB-15
40 or 80

25. What is Virtual RAM?
DB-15
VGA/SVGA monitor
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.
50 - 68 - or 80

26. A temporary data storage location that can be read from and written to.
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.
RJ-11
Random Access Memory (RAM)
200

27. Level two cache is located on _______.
5.25
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
the motherboard
Very brief time (milliseconds) of too little voltage

28. How many pins is a SODIMM DDR DIMM?
144
Front Side Bus.
240
Networking and Communications

29. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
184
order Boot sequence - Integrated devices - drive controllers - power supply settings
Radial Lines
40 or 80

30. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
9-pin serial
Hardware
Processing
RJ-45

31. How many pins is a DDR2 DIMM?
240
Serial
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
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.

32. Parity is a method of ____________. It is used when the reliability of the data is more important than the speed at which it is written or read. When the data is read or received - the bytes should still be even. If not - the data is corrupt.
Joystick
Line Grid Array
800 x 600
verifying data integrity.

33. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Hardware
Network communications
Power failure
Processing

34. Number of Pins for Drives: 3. SATA
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Too much voltage
Firewire 6-pin
7 or 15 (powered)

35. Ethernet network
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
B-9 serial
Redundant Array of Independant (Inexpensive) Disks.
RJ-45

36. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Storage
144
5.25
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.

37. What is a Sag?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
200
Very brief time (milliseconds) of too little voltage
240

38. ZIF stands for ______.
RJ-11
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.
9-pin serial
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

39. 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.
Error Correction Code.
1024 x 786
Standardization
CMOS

40. XGA is ____x_____
1024 x 786
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
ATX - BTX - Micro ATX - ITX - NLX - and LPX
order Boot sequence - Integrated devices - drive controllers - power supply settings

41. How many pins is a DDR3 DIMM?
7 or 15 (powered)
4
240
Cache

42. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
34
the CPU
charged coupled device (CCD)

43. Level one cache is located on ___________.
the CPU
184
9-pin serial
144

44. What does SIMM stand for?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
BIOS
Redundant Array of Independant (Inexpensive) Disks.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

45. External modems most commonly connect to this port.
Error Correction Code.
Serial
ECC
order Boot sequence - Integrated devices - drive controllers - power supply settings

46. Parallel devices connect to this connector.
DB-25
VGA/SVGA monitor
Software
TRS

47. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
144
USB Type A
ECC
DB-15

48. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
PCIe - PCI - AGP - ESIA - and ISA
Processing
50 - 68 - or 80

49. A type of memory that loses data when the power is no longer supplied to the component.
Hardware
Volatile
DB-15
Front Side Bus.

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

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