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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. SVGA is ____ x_____
Power failure
Liquid Crystal Display
Network communications
800 x 600

2. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Small Outline DIMM
TRS
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.

3. 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
PS/2-style mouse
3
Coaxial

4. An example of a device that uses a high-density (three-row) DB-15 connector.
Too much voltage
the CPU
RJ-11
VGA/SVGA monitor

5. What are the 6 form factors of motherboards?
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
240
200

6. What do the type types of Hard Drive acronyms stand for?
CMOS
Radial Lines
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

7. Parity is used in some _____________ - hard drives - and RAM.
Network communications
Firmware
34
50 - 68 - or 80

8. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
Firmware
Single Inline Memory Module - has 30 or 72 contacts on only one side.
order Boot sequence - Integrated devices - drive controllers - power supply settings

9. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
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.
Software

10. 10Base-2 Ethernet uses this cable.
Coaxial
3
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Redundant Array of Independant (Inexpensive) Disks.

11. RAID 5 has at least ___ hard drives.
Joystick
3
4
B-9 serial

12. What is a Blackout?
Serial
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Power failure
VGA/SVGA monitor

13. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
CMOS
Input
3
BIOS

14. 10Base-5 Ethernet and game ports use this cable
DB-15
Line Grid Array
9-pin serial
the motherboard

15. Serial ports have this many pins.
order Boot sequence - Integrated devices - drive controllers - power supply settings
9
Speaker
BIOS

16. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Front Side Bus.
Firewire 6-pin
order Boot sequence - Integrated devices - drive controllers - power supply settings
9

17. An example of firmware.
Power failure
BIOS
the motherboard
Redundant Array of Independant (Inexpensive) Disks.

18. Surge
Very Brief time (milliseconds) of too much voltage
40 or 80
Front Side Bus.
Too much voltage

19. How many pins is a DDR DIMM?
Random Access Memory (RAM)
184
Small Outline DIMM
tasks or 'Threads'

20. An example of a device that uses a low-density (two-row) male DB-15 connector.
VGA/SVGA monitor
Error Correction Code.
Very Brief time (milliseconds) of too much voltage
Joystick

21. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
Software
1600 x 1200
Random Access Memory (RAM)

22. ZIF stands for ______.
Software
4
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.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

23. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
144
Volatile
charged coupled device (CCD)
removable chips on the motherboard

24. What is Virtual RAM?
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.
RJ-11
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
1024 x 786

25. 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
removable chips on the motherboard
Volatile

26. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
charged coupled device (CCD)
Liquid Crystal Display
Speaker

27. SCSI code is set by a 4 things - what are they?
Too much voltage
DB-25 parallel
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

28. An area of memory that holds recently-accessed data.
Cache
Very Brief time (milliseconds) of too much voltage
200
ATX - BTX - Micro ATX - ITX - NLX - and LPX

29. Number of Pins for Drives: 2. SCSI
50 - 68 - or 80
Pin Grid Array
DB-15
Standardization

30. Number of Pins for Drives: 4. FDD
Very brief time (milliseconds) of too little voltage
34
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Pin Grid Array

31. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - 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.
PS/2-style mouse
Processing
Hardware

32. What does LCD stand for?
Firmware
Liquid Crystal Display
Front Side Bus.
BIOS

33. 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.
Cache
Componentization
34
240

34. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
order Boot sequence - Integrated devices - drive controllers - power supply settings
40 or 80
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Output

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

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

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37. RAID stands for _________.
40 or 80
Redundant Array of Independant (Inexpensive) Disks.
DB-15
Storage

38. What does CRT stand for?
Cathode Ray Tube
Processing
Coaxial
Joystick

39. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
CMOS
Firmware
Processing
PCIe - PCI - AGP - ESIA - and ISA

40. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Radial Lines
Output
CMOS
BIOS

41. External modems most commonly connect to this port.
Serial
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.
BIOS

42. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
DB-25 parallel
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Error Correction Code.
4

43. Internal modem or telephone
5.25
CMOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
RJ-11

44. What are the two types of RAM?
40 or 80
Complex -Instruction - Set - Chips - Used in General Purpose PCs
CMOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

45. How many pins is a SODIMM DDR DIMM?
Networking and Communications
tasks or 'Threads'
Speaker
144

46. 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.
1600 x 1200
Speaker
Standardization
Cathode Ray Tube

47. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Coaxial
RJ-45
Very Brief time (milliseconds) of too much voltage
Storage

48. What is a Sag?
Small Outline DIMM
Very brief time (milliseconds) of too little voltage
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

49. 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.
DB-25 parallel
TRS
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.
Networking and Communications

50. UXGA is _____x_____
Redundant Array of Independant (Inexpensive) Disks.
Firmware
Cathode Ray Tube
1600 x 1200

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Comptia A +: Hardware

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