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Comptia A +: Hardware

Subjects : certifications, comptia-a-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
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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. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Storage
4
CMOS
DB-15

2. A temporary data storage location that can be read from and written to.
Coaxial
Random Access Memory (RAM)
DB-15
9

3. Serial ports have this many pins.
VGA/SVGA monitor
Small Outline DIMM
40 or 80
9

4. ZIF stands for ______.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
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.
Single Inline Memory Module - has 30 or 72 contacts on only one side.

5. Level two cache is located on _______.
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.
tasks or 'Threads'
the motherboard
Very brief time (milliseconds) of too little voltage

6. How many pins is a SODIMM DDR2 DIMM?
200
charged coupled device (CCD)
Output
detects and fixes corrupt data in RAM.

7. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Processing
Front Side Bus.
9-pin serial
BIOS

8. 10Base-2 Ethernet uses this cable.
Coaxial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Speaker
240

9. How many pins is a MICRODIMM DIMM?
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Too little voltage
4
144

10. Internal modem or telephone
5.25
800 x 600
RJ-11
50 - 68 - or 80

11. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Error Correction Code.
the motherboard

12. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
5.25
Too much voltage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

13. The actual speed of the CPU is governed by a _______ setting called the clock rate.
7 or 15 (powered)
Very brief time (milliseconds) of too little voltage
BIOS
Componentization

14. External modems most commonly connect to this port.
Cache
Serial
Complex -Instruction - Set - Chips - Used in General Purpose PCs
7 or 15 (powered)

15. 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.
Small Outline DIMM
Power failure
Complex -Instruction - Set - Chips - Used in General Purpose PCs

16. UXGA is _____x_____
CMOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
charged coupled device (CCD)
1600 x 1200

17. BIOS allows you to do 4 things - what are they?
Cathode Ray Tube
CMOS
order Boot sequence - Integrated devices - drive controllers - power supply settings
Processing

18. An example of a device that uses a low-density (two-row) male DB-15 connector.
Firewire 6-pin
Error Correction Code.
Joystick
Small Outline DIMM

19. What does ECC stand for?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Cache
Error Correction Code.
detects and fixes corrupt data in RAM.

20. An example of a device that uses a 6-pin Mini-DIN connector.
CMOS
BIOS
VGA/SVGA monitor
PS/2-style mouse

21. What are the 6 form factors of motherboards?
2048 x 1536
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Networking and Communications
Componentization

22. The BIOS is stored on the _______ chip that is on the motherboard.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
ATX - BTX - Micro ATX - ITX - NLX - and LPX
CMOS
detects and fixes corrupt data in RAM.

23. LGA stands for ______.
Firmware
1024 x 786
Line Grid Array
Pin Grid Array

24. RAID 5 has at least ___ hard drives.
3
detects and fixes corrupt data in RAM.
9
240

25. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
PCIe - PCI - AGP - ESIA - and ISA
USB Type A
Volatile
Standardization

26. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
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.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
40 or 80
7 or 15 (powered)

27. What does RIMM stand for?
Small Outline DIMM
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Pin Grid Array
1600 x 1200

28. PGA stands for
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.
Pin Grid Array
charged coupled device (CCD)
3

29. Before sending a power supply to the recycling facility...
1024 x 786
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.
Line Grid Array
Software

30. Surge
Too much voltage
9
Error Correction Code.
DB-15

31. 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
ATX - BTX - Micro ATX - ITX - NLX - and LPX
verifying data integrity.
Cache

32. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
B-9 serial
Too much voltage
Liquid Crystal Display
Firewire 6-pin

33. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Very brief time (milliseconds) of too little voltage
Processing
Radial Lines

34. Number of Pins for Drives: 2. SCSI
DB-15
40 or 80
50 - 68 - or 80
PS/2-style mouse

35. An example of a device that uses a TRS connector.
Line Grid Array
Speaker
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Very brief time (milliseconds) of too little voltage

36. What is a Blackout?
Pin Grid Array
9
Power failure
Volatile

37. What does SODIMM stand for?
Front Side Bus.
Small Outline DIMM
the motherboard
RJ-11

38. Ethernet network
RJ-45
CMOS
USB Type A
Standardization

39. What do the type types of Hard Drive acronyms stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Liquid Crystal Display
BIOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

40. How many pins is a DDR3 DIMM?
RJ-11
240
4
40 or 80

41. Parity is used in some _____________ - hard drives - and RAM.
Network communications
34
order Boot sequence - Integrated devices - drive controllers - power supply settings
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.

42. Spike
the CPU
Very Brief time (milliseconds) of too much voltage
Volatile
DB-15

43. Parallel devices connect to this connector.
144
USB Type A
2048 x 1536
DB-25

44. XGA is ____x_____
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1024 x 786
240
PS/2-style mouse

45. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
DB-15
Processing
3
2048 x 1536

46. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Firmware
DB-15
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

47. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
VGA/SVGA monitor
the motherboard
RJ-45

48. How many pins is a SODIMM DDR DIMM?
CMOS
5.25
144
Standardization

49. RAID stands for _________.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Cache
Line Grid Array
Redundant Array of Independant (Inexpensive) Disks.

50. SDRAM sands 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.
PCIe - PCI - AGP - ESIA - and ISA
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Network communications

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Comptia A +: Hardware

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