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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. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
detects and fixes corrupt data in RAM.
Firmware
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.
Output

2. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Componentization
Single Inline Memory Module - has 30 or 72 contacts on only one side.
240
Firmware

3. What does RIMM stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
7 or 15 (powered)
144
Small Outline DIMM

4. What are the 4 main types of storage?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Software
Input
800 x 600

5. How many pins is a SODIMM DDR DIMM?
9-pin serial
Cathode Ray Tube
9
144

6. 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.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
50 - 68 - or 80
Redundant Array of Independant (Inexpensive) Disks.

7. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Firewire 6-pin
CMOS
VGA/SVGA monitor
ECC

8. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
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.
Processing
240

9. An example of a device that uses a low-density (two-row) male DB-15 connector.
1600 x 1200
184
Too little voltage
Joystick

10. What does CRT stand for?
Very Brief time (milliseconds) of too much voltage
184
Front Side Bus.
Cathode Ray Tube

11. What does SODIMM stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
40 or 80
Small Outline DIMM
Input

12. What are the 6 form factors of motherboards?
Input
Output
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
ATX - BTX - Micro ATX - ITX - NLX - and LPX

13. UXGA is _____x_____
1600 x 1200
200
50 - 68 - or 80
Componentization

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

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15. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
DB-25 parallel
CMOS
5.25
CMOS

16. How many pins is a DDR3 DIMM?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
the motherboard
240
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

17. Level two cache is located on _______.
Firmware
the motherboard
charged coupled device (CCD)
TRS

18. What is a Sag?
144
Random Access Memory (RAM)
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

19. Parity is used in some _____________ - hard drives - and RAM.
Error Correction Code.
PS/2-style mouse
CMOS
Network communications

20. 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
5.25
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
RJ-45

21. What is Virtual RAM?
40 or 80
Componentization
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.
Very brief time (milliseconds) of too little voltage

22. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Standardization
Front Side Bus.
DB-15

23. BIOS allows you to do 4 things - what are they?
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
RJ-45
Cathode Ray Tube

24. Before sending a power supply to the recycling facility...
Processing
Coaxial
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.
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.

25. An example of a device that uses a 6-pin Mini-DIN connector.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
PS/2-style mouse
240
Coaxial

26. PGA stands for
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Networking and Communications
the motherboard
Pin Grid Array

27. Level one cache is located on ___________.
RJ-45
CMOS
the CPU
Complex -Instruction - Set - Chips - Used in General Purpose PCs

28. An example of a device that uses a TRS connector.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
VGA/SVGA monitor
DB-25 parallel
Speaker

29. External modems most commonly connect to this port.
Cache
PCIe - PCI - AGP - ESIA - and ISA
1024 x 786
Serial

30. What do the type types of Hard Drive acronyms stand for?
5.25
Small Outline DIMM
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Error Correction Code.

31. Parallel devices connect to this connector.
the CPU
DB-25
detects and fixes corrupt data in RAM.
ECC

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.
verifying data integrity.
BIOS
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

33. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Networking and Communications
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.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Storage

34. SVGA is ____ x_____
PCIe - PCI - AGP - ESIA - and ISA
Random Access Memory (RAM)
800 x 600
Standardization

35. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
ECC
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
40 or 80

36. Serial ports have this many pins.
Joystick
9
RJ-45
3

37. Number of Pins for Drives: 2. SCSI
DB-25
PS/2-style mouse
50 - 68 - or 80
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

38. Number of Pins for Drives: 3. SATA
Coaxial
4
7 or 15 (powered)
Random Access Memory (RAM)

39. Serial mouse or external modem
BIOS
PCIe - PCI - AGP - ESIA - and ISA
B-9 serial
Componentization

40. An area of memory that holds recently-accessed data.
CMOS
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.
Cache
Complex -Instruction - Set - Chips - Used in General Purpose PCs

41. Internal modem or telephone
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
RJ-11
Hardware
CMOS

42. 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.
PS/2-style mouse
Front Side Bus.
DB-15
9-pin serial

43. A serial mouse connects to a computer with this connector.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
DB-15
9-pin serial

44. What is the formal name of the 'headphone jack'?
TRS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Speaker
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

45. XGA is ____x_____
tasks or 'Threads'
PCIe - PCI - AGP - ESIA - and ISA
Cathode Ray Tube
1024 x 786

46. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
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.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

47. How many pins is a SODIMM DDR2 DIMM?
Very brief time (milliseconds) of too little voltage
200
Componentization
Redundant Array of Independant (Inexpensive) Disks.

48. How many pins is a MICRODIMM DIMM?
144
Storage
Error Correction Code.
removable chips on the motherboard

49. 10Base-5 Ethernet and game ports use this cable
Output
3
DB-15
Hardware

50. QXGA is ____x____
2048 x 1536
BIOS
Too little voltage
200