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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. Printers
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.
DB-25 parallel
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.

2. Level two cache is located on _______.
4
PCIe - PCI - AGP - ESIA - and ISA
Serial
the motherboard

3. What does CRT stand for?
Front Side Bus.
9
Very brief time (milliseconds) of too little voltage
Cathode Ray Tube

4. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Firmware
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Storage

5. BIOS allows you to do 4 things - what are they?
DB-25 parallel
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
the motherboard
order Boot sequence - Integrated devices - drive controllers - power supply settings

6. SDRAM sands for _______.
VGA/SVGA monitor
Processing
DB-15
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

7. 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.
Network communications
34
verifying data integrity.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

8. SVGA is ____ x_____
800 x 600
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.
2048 x 1536

9. External modems most commonly connect to this port.
Software
Serial
Componentization
Input

10. How many pins is a SODIMM DDR DIMM?
B-9 serial
order Boot sequence - Integrated devices - drive controllers - power supply settings
PS/2-style mouse
144

11. 10Base-5 Ethernet and game ports use this cable
DB-15
1024 x 786
40 or 80
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

12. Parallel devices connect to this connector.
DB-15
DB-25
9
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

13. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
4
Coaxial
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.
Radial Lines

14. How many pins is a MICRODIMM DIMM?
144
Radial Lines
Input
CMOS

15. SCSI code is set by a 4 things - what are they?
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.
Liquid Crystal Display
tasks or 'Threads'
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

16. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
the motherboard
Radial Lines
removable chips on the motherboard
Hardware

17. An example of a device that uses a 6-pin Mini-DIN connector.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
PS/2-style mouse
Storage
Single Inline Memory Module - has 30 or 72 contacts on only one side.

18. 10Base-2 Ethernet uses this cable.
Software
removable chips on the motherboard
RJ-11
Coaxial

19. What is a Sag?
Processing
DB-25 parallel
Power failure
Very brief time (milliseconds) of too little voltage

20. CPUS: What is CISC?
800 x 600
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Complex -Instruction - Set - Chips - Used in General Purpose PCs
B-9 serial

21. An example of a device that uses a low-density (two-row) male DB-15 connector.
Front Side Bus.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Storage
Joystick

22. How many pins is a DDR DIMM?
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.
DB-15
184
B-9 serial

23. Serial ports have this many pins.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
charged coupled device (CCD)
9
7 or 15 (powered)

24. LGA stands for ______.
9-pin serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Very brief time (milliseconds) of too little voltage
Line Grid Array

25. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Volatile
Serial
4
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

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

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27. How many pins is a SODIMM DDR2 DIMM?
Pin Grid Array
DB-25
240
200

28. CPUs: What is RISC?
Very Brief time (milliseconds) of too much voltage
9-pin serial
144
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

29. level three cache is located on _________.
BIOS
144
removable chips on the motherboard
800 x 600

30. PGA stands for
Very Brief time (milliseconds) of too much voltage
34
Small Outline DIMM
Pin Grid Array

31. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
2048 x 1536
ECC
Firmware
Hardware

32. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Speaker
CMOS
DB-25 parallel

33. What is Virtual RAM?
PS/2-style mouse
7 or 15 (powered)
Networking and Communications
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.

34. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
DB-25
PCIe - PCI - AGP - ESIA - and ISA
5.25
the CPU

35. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
144
Cathode Ray Tube
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Input

36. XGA is ____x_____
1024 x 786
VGA/SVGA monitor
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Firmware

37. What are the 4 main types of storage?
7 or 15 (powered)
240
Volatile
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

38. What are the two types of RAM?
Error Correction Code.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
1024 x 786
VGA/SVGA monitor

39. Internal modem or telephone
CMOS
Speaker
Input
RJ-11

40. What does ECC do?
Front Side Bus.
verifying data integrity.
detects and fixes corrupt data in RAM.
PCIe - PCI - AGP - ESIA - and ISA

41. Parity is used in some _____________ - hard drives - and RAM.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Network communications
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

42. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
verifying data integrity.
RJ-45
the CPU

43. What is a Blackout?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
B-9 serial
RJ-11
Power failure

44. Serial mouse or external modem
B-9 serial
removable chips on the motherboard
detects and fixes corrupt data in RAM.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

45. Surge
Serial
Too much voltage
ATX - BTX - Micro ATX - ITX - NLX - and LPX
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

46. An example of a device that uses a TRS connector.
144
Software
Speaker
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

47. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Liquid Crystal Display
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
CMOS

48. ZIF stands for ______.
1024 x 786
Front Side Bus.
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.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

49. What is the formal name of the 'headphone jack'?
Cache
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
144
Redundant Array of Independant (Inexpensive) Disks.

50. What is a Brownout?
50 - 68 - or 80
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
order Boot sequence - Integrated devices - drive controllers - power supply settings
Too little voltage