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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: 3. SATA
9-pin serial
7 or 15 (powered)
5.25
Pin Grid Array

2. SCSI code is set by a 4 things - what are they?
BIOS
9
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
200

3. RAID stands for _________.
CMOS
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Redundant Array of Independant (Inexpensive) Disks.
Small Outline DIMM

4. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
Very Brief time (milliseconds) of too much voltage
Coaxial
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

5. RAID 5 has at least ___ hard drives.
DB-15
Serial
3
VGA/SVGA monitor

6. level three cache is located on _________.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
removable chips on the motherboard
Volatile
Componentization

7. 10Base-5 Ethernet and game ports use this cable
Firmware
DB-15
50 - 68 - or 80
Cathode Ray Tube

8. How many pins is a MICRODIMM DIMM?
Redundant Array of Independant (Inexpensive) Disks.
the motherboard
Storage
144

9. Spike
DB-15
Very Brief time (milliseconds) of too much voltage
34
CMOS

10. Serial ports have this many pins.
9
Radial Lines
Too little voltage
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.

11. What does RIMM stand for?
Random Access Memory (RAM)
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
BIOS

12. Ethernet network
Cathode Ray Tube
tasks or 'Threads'
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
RJ-45

13. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
9-pin serial
2048 x 1536
Cathode Ray Tube

14. An example of a device that uses a 6-pin Mini-DIN connector.
Standardization
184
RJ-45
PS/2-style mouse

15. 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.
240
Network communications
Very Brief time (milliseconds) of too much voltage
Componentization

16. What is a Sag?
Very brief time (milliseconds) of too little voltage
50 - 68 - or 80
BIOS
Small Outline DIMM

17. 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.
Network communications
DB-25 parallel
ATX - BTX - Micro ATX - ITX - NLX - and LPX

18. What are the 6 form factors of motherboards?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Line Grid Array
BIOS
9-pin serial

19. CPUs: What is RISC?
USB Type A
the CPU
Speaker
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

20. 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.
verifying data integrity.
BIOS
Network communications
240

21. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
144
USB Type A
Firewire 6-pin

22. QXGA is ____x____
9
PS/2-style mouse
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
2048 x 1536

23. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
2048 x 1536
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.
5.25
4

24. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
TRS
Networking and Communications

25. An area of memory that holds recently-accessed data.
Cache
Joystick
9-pin serial
Standardization

26. Serial mouse or external modem
184
Redundant Array of Independant (Inexpensive) Disks.
Cathode Ray Tube
B-9 serial

27. XGA is ____x_____
1024 x 786
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
240
Very Brief time (milliseconds) of too much voltage

28. SVGA is ____ x_____
Networking and Communications
Small Outline DIMM
800 x 600
Radial Lines

29. What are the 4 main types of storage?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Very brief time (milliseconds) of too little voltage
PCIe - PCI - AGP - ESIA - and ISA

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

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31. What does CRT stand for?
DB-15
2048 x 1536
detects and fixes corrupt data in RAM.
Cathode Ray Tube

32. Printers
DB-25 parallel
Network communications
Pin Grid Array
the motherboard

33. What are the two types of RAM?
BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
ATX - BTX - Micro ATX - ITX - NLX - and LPX

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

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35. What is a Brownout?
9-pin serial
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.
Too little voltage
the CPU

36. 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)
Software
Cathode Ray Tube
BIOS
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.

37. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Output
50 - 68 - or 80
1024 x 786
TRS

38. 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
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
ECC
TRS

39. How many pins is a DDR3 DIMM?
Small Outline DIMM
240
B-9 serial
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.

40. Number of Pins for Drives: 4. FDD
34
Complex -Instruction - Set - Chips - Used in General Purpose PCs
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
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.

41. 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.
Coaxial
Standardization
Firewire 6-pin
the motherboard

42. Internal modem or telephone
RJ-11
Power failure
charged coupled device (CCD)
Componentization

43. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
7 or 15 (powered)
Too much voltage
Processing

44. An example of a device that uses a TRS connector.
Speaker
order Boot sequence - Integrated devices - drive controllers - power supply settings
9-pin serial
Line Grid Array

45. How many pins is a DDR DIMM?
Very brief time (milliseconds) of too little voltage
DB-25
184
order Boot sequence - Integrated devices - drive controllers - power supply settings

46. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
charged coupled device (CCD)
Too little voltage
the CPU
detects and fixes corrupt data in RAM.

47. What does SIMM stand for?
CMOS
Cathode Ray Tube
Single Inline Memory Module - has 30 or 72 contacts on only one side.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

48. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Serial
CMOS
DB-25 parallel

49. What do the type types of Hard Drive acronyms stand for?
removable chips on the motherboard
240
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
240

50. What does ECC stand for?
Error Correction Code.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
charged coupled device (CCD)
Output