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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. An example of firmware.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
BIOS
40 or 80
9

2. Parity is used in some _____________ - hard drives - and RAM.
BIOS
Too little voltage
Cathode Ray Tube
Network communications

3. 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.
2048 x 1536
Error Correction Code.
DB-15
CMOS

4. XGA is ____x_____
BIOS
9-pin serial
tasks or 'Threads'
1024 x 786

5. 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
9
removable chips on the motherboard
Cache

6. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
184
Storage
9
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

7. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
B-9 serial
CMOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

8. External modems most commonly connect to this port.
Front Side Bus.
Coaxial
the motherboard
Serial

9. Serial mouse or external modem
B-9 serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Hardware
DB-25 parallel

10. An area of memory that holds recently-accessed data.
7 or 15 (powered)
3
184
Cache

11. SDRAM sands for _______.
144
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
charged coupled device (CCD)
Standardization

12. 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.
Standardization
the CPU
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.
Serial

13. QXGA is ____x____
DB-25 parallel
DB-15
Single Inline Memory Module - has 30 or 72 contacts on only one side.
2048 x 1536

14. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
RJ-45
Small Outline DIMM
CMOS
Software

15. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Hardware
800 x 600
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.

16. What are the 4 main types of storage?
VGA/SVGA monitor
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
verifying data integrity.
charged coupled device (CCD)

17. What does SIMM stand for?
Software
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.
Firewire 6-pin

18. Serial ports have this many pins.
Radial Lines
DB-25 parallel
Cache
9

19. level three cache is located on _________.
removable chips on the motherboard
order Boot sequence - Integrated devices - drive controllers - power supply settings
9
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

20. Before sending a power supply to the recycling facility...
Liquid Crystal Display
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.
order Boot sequence - Integrated devices - drive controllers - power supply settings
144

21. How many pins is a DDR DIMM?
800 x 600
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
184
34

22. The BIOS is stored on the _______ chip that is on the motherboard.
BIOS
40 or 80
the CPU
CMOS

23. The actual speed of the CPU is governed by a _______ setting called the clock rate.
Cathode Ray Tube
BIOS
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.
1600 x 1200

24. What does CRT stand for?
VGA/SVGA monitor
Cathode Ray Tube
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
1024 x 786

25. What is the formal name of the 'headphone jack'?
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
USB Type A
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

26. What does RIMM stand for?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Volatile
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

27. A temporary data storage location that can be read from and written to.
CMOS
Random Access Memory (RAM)
2048 x 1536
1600 x 1200

28. LGA stands for ______.
50 - 68 - or 80
Line Grid Array
charged coupled device (CCD)
1600 x 1200

29. CPUS: What is CISC?
34
the motherboard
Software
Complex -Instruction - Set - Chips - Used in General Purpose PCs

30. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Small Outline DIMM
Redundant Array of Independant (Inexpensive) Disks.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Front Side Bus.

31. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
DB-15
4
PCIe - PCI - AGP - ESIA - and ISA
Software

32. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
34
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Speaker

33. An example of a device that uses a TRS connector.
Joystick
Speaker
Redundant Array of Independant (Inexpensive) Disks.
BIOS

34. CPUs: What is RISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Error Correction Code.
DB-25
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

35. Ethernet network
Coaxial
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
RJ-45
VGA/SVGA monitor

36. How many pins is a DDR2 DIMM?
34
Very Brief time (milliseconds) of too much voltage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
240

37. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Cache
Output
removable chips on the motherboard
9-pin serial

38. UXGA is _____x_____
1600 x 1200
RJ-11
1024 x 786
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

39. What are the 6 form factors of motherboards?
Standardization
Software
ATX - BTX - Micro ATX - ITX - NLX - and LPX
tasks or 'Threads'

40. Printers
Input
DB-25 parallel
Liquid Crystal Display
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.

41. An example of a device that uses a high-density (three-row) DB-15 connector.
Firewire 6-pin
Random Access Memory (RAM)
Line Grid Array
VGA/SVGA monitor

42. Spike
USB Type A
Very Brief time (milliseconds) of too much voltage
9-pin serial
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

43. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
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.
PCIe - PCI - AGP - ESIA - and ISA
Speaker

44. Surge
144
Too much voltage
VGA/SVGA monitor
Very brief time (milliseconds) of too little voltage

45. Number of Pins for Drives: 2. SCSI
the CPU
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
1600 x 1200
50 - 68 - or 80

46. PGA stands for
Storage
B-9 serial
USB Type A
Pin Grid Array

47. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
7 or 15 (powered)
Input
TRS
Componentization

48. Level one cache is located on ___________.
B-9 serial
DB-25
the CPU
Input

49. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
DB-15
Firmware
VGA/SVGA monitor
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

50. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
USB Type A
B-9 serial
CMOS
Liquid Crystal Display

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Comptia A +: Hardware

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