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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. Number of Pins for Drives: 3. SATA
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
removable chips on the motherboard
Standardization
7 or 15 (powered)

2. Surge
Componentization
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Too much voltage
verifying data integrity.

3. 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
Line Grid Array
Coaxial
Complex -Instruction - Set - Chips - Used in General Purpose PCs

4. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Firewire 6-pin
40 or 80

5. What is the formal name of the 'headphone jack'?
tasks or 'Threads'
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
DB-25
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.

6. 10Base-5 Ethernet and game ports use this cable
800 x 600
CMOS
200
DB-15

7. How many pins is a SODIMM DDR DIMM?
Software
200
144
9-pin serial

8. What is a Brownout?
Very Brief time (milliseconds) of too much voltage
Error Correction Code.
Too little voltage
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

9. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Firmware
ECC
order Boot sequence - Integrated devices - drive controllers - power supply settings

10. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
Firewire 6-pin
200
Processing

11. An example of a device that uses a high-density (three-row) DB-15 connector.
Cache
VGA/SVGA monitor
CMOS
BIOS

12. QXGA is ____x____
Error Correction Code.
charged coupled device (CCD)
Too much voltage
2048 x 1536

13. RAID 5 has at least ___ hard drives.
USB Type A
3
4
Complex -Instruction - Set - Chips - Used in General Purpose PCs

14. Ethernet network
RJ-45
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
USB Type A
Liquid Crystal Display

15. What does LCD stand for?
240
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
Liquid Crystal Display

16. An example of a device that uses a low-density (two-row) male DB-15 connector.
50 - 68 - or 80
Joystick
CMOS
Pin Grid Array

17. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
verifying data integrity.
Output
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
5.25

18. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Speaker
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
144

19. What does SIMM stand for?
144
Single Inline Memory Module - has 30 or 72 contacts on only one side.
DB-25
Redundant Array of Independant (Inexpensive) Disks.

20. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Power failure
Pin Grid Array
tasks or 'Threads'
Storage

21. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
CMOS
USB Type A
Output
detects and fixes corrupt data in RAM.

22. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
order Boot sequence - Integrated devices - drive controllers - power supply settings
5.25
3

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

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24. What is a Blackout?
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.
detects and fixes corrupt data in RAM.
Power failure
800 x 600

25. An example of a device that uses a TRS connector.
1024 x 786
RJ-45
Speaker
CMOS

26. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
USB Type A
144
Firewire 6-pin
TRS

27. Number of Pins for Drives: 4. FDD
34
Random Access Memory (RAM)
Networking and Communications
200

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

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29. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
PCIe - PCI - AGP - ESIA - and ISA
Joystick
Serial
tasks or 'Threads'

30. XGA is ____x_____
BIOS
1024 x 786
Line Grid Array
5.25

31. What are the 6 form factors of motherboards?
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
PCIe - PCI - AGP - ESIA - and ISA
Coaxial
ATX - BTX - Micro ATX - ITX - NLX - and LPX

32. Level one cache is located on ___________.
the CPU
RJ-45
Joystick
charged coupled device (CCD)

33. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
CMOS
Single Inline Memory Module - has 30 or 72 contacts on only one side.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

34. A temporary data storage location that can be read from and written to.
40 or 80
RJ-11
Random Access Memory (RAM)
Cache

35. How many pins is a DDR DIMM?
184
USB Type A
B-9 serial
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

36. Before sending a power supply to the recycling facility...
Cathode Ray Tube
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
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.
9

37. What is a Sag?
7 or 15 (powered)
Very brief time (milliseconds) of too little voltage
144
PCIe - PCI - AGP - ESIA - and ISA

38. What does CRT stand for?
Cathode Ray Tube
Firmware
order Boot sequence - Integrated devices - drive controllers - power supply settings
1024 x 786

39. level three cache is located on _________.
Error Correction Code.
removable chips on the motherboard
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-25

40. BIOS allows you to do 4 things - what are they?
Random Access Memory (RAM)
184
Single Inline Memory Module - has 30 or 72 contacts on only one side.
order Boot sequence - Integrated devices - drive controllers - power supply settings

41. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
Liquid Crystal Display
Hardware
1024 x 786

42. What is Virtual RAM?
order Boot sequence - Integrated devices - drive controllers - power supply settings
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Volatile
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.

43. An area of memory that holds recently-accessed data.
Cache
tasks or 'Threads'
PCIe - PCI - AGP - ESIA - and ISA
Hardware

44. PGA stands for
3
Pin Grid Array
tasks or 'Threads'
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

45. 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.
DB-15
CMOS
240
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

46. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Cathode Ray Tube
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.
240

47. SCSI code is set by a 4 things - what are they?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Very Brief time (milliseconds) of too much voltage
Coaxial
Volatile

48. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
verifying data integrity.
Volatile
4
240

49. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Coaxial
1024 x 786
Pin Grid Array
Processing

50. Parity is used in some _____________ - hard drives - and RAM.
PCIe - PCI - AGP - ESIA - and ISA
Network communications
34
800 x 600

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Comptia A +: Hardware

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