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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.
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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. What are the 6 form factors of motherboards?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Line Grid Array
200
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

2. What is a Blackout?
VGA/SVGA monitor
B-9 serial
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Power failure

3. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
5.25
Random Access Memory (RAM)
Front Side Bus.
order Boot sequence - Integrated devices - drive controllers - power supply settings

4. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
7 or 15 (powered)
VGA/SVGA monitor
34

5. What is a Brownout?
Too little voltage
Very brief time (milliseconds) of too little voltage
Standardization
Firmware

6. How many pins is a SODIMM DDR2 DIMM?
200
PCIe - PCI - AGP - ESIA - and ISA
tasks or 'Threads'
Single Inline Memory Module - has 30 or 72 contacts on only one side.

7. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Too much voltage
1600 x 1200
5.25
Pin Grid Array

8. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
CMOS
ECC
Liquid Crystal Display
Software

9. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Very Brief time (milliseconds) of too much voltage
Small Outline DIMM
PS/2-style mouse

10. How many pins is a DDR2 DIMM?
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
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
240

11. A serial mouse connects to a computer with this connector.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Output
Storage
9-pin serial

12. What is a Sag?
Pin Grid Array
Very brief time (milliseconds) of too little voltage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Cathode Ray Tube

13. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
charged coupled device (CCD)
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.
Very brief time (milliseconds) of too little voltage
Componentization

14. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
1600 x 1200
Coaxial
TRS
Network communications

15. Number of Pins for Drives: 2. SCSI
800 x 600
DB-15
Componentization
50 - 68 - or 80

16. Level one cache is located on ___________.
charged coupled device (CCD)
the CPU
RJ-11
detects and fixes corrupt data in RAM.

17. UXGA is _____x_____
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
50 - 68 - or 80
1024 x 786
1600 x 1200

18. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
184
240
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

19. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
144
CMOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

20. What are the two types of RAM?
Too little voltage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Speaker

21. How many pins is a SODIMM DDR DIMM?
144
tasks or 'Threads'
VGA/SVGA monitor
PCIe - PCI - AGP - ESIA - and ISA

22. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
B-9 serial
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
DB-15

23. 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.
Serial
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Networking and Communications
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

24. Parity is used in some _____________ - hard drives - and RAM.
Network communications
5.25
Software
detects and fixes corrupt data in RAM.

25. Before sending a power supply to the recycling facility...
ECC
9-pin serial
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.
184

26. Surge
Speaker
240
Too much voltage
144

27. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
Firewire 6-pin
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
800 x 600

28. RAID 5 has at least ___ hard drives.
3
the CPU
9
Volatile

29. XGA is ____x_____
Cathode Ray Tube
34
BIOS
1024 x 786

30. Serial ports have this many pins.
Cache
9
DB-15
Error Correction Code.

31. What does LCD stand for?
Error Correction Code.
CMOS
Liquid Crystal Display
Too little voltage

32. A temporary data storage location that can be read from and written to.
the motherboard
Random Access Memory (RAM)
34
240

33. External modems most commonly connect to this port.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Serial
Standardization
CMOS

34. What does SODIMM stand for?
Error Correction Code.
5.25
Small Outline DIMM
Hardware

35. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
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.
BIOS
Too little voltage

36. Internal modem or telephone
RJ-11
ECC
Power failure
order Boot sequence - Integrated devices - drive controllers - power supply settings

37. Printers
Network communications
Power failure
DB-25 parallel
DB-25

38. Computer programs that perform specific tasks include: - Operating System- Program applications - Hardware drivers (special programs that tell the operating system how to use the hardware)
Cache
Storage
Software
verifying data integrity.

39. What is Virtual RAM?
verifying data integrity.
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.
USB Type A
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

40. What is the formal name of the 'headphone jack'?
Hardware
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
50 - 68 - or 80
9

41. An example of a device that uses a low-density (two-row) male DB-15 connector.
3
Joystick
Input
Small Outline DIMM

42. SCSI code is set by a 4 things - what are they?
Radial Lines
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Joystick
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

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

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44. How many pins is a MICRODIMM DIMM?
144
9-pin serial
Front Side Bus.
order Boot sequence - Integrated devices - drive controllers - power supply settings

45. Serial mouse or external modem
RJ-45
B-9 serial
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Componentization

46. Spike
Very Brief time (milliseconds) of too much voltage
Too much voltage
CMOS
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.

47. 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.
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.
B-9 serial
Output
Componentization

48. How many pins is a DDR DIMM?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
1024 x 786
184
RJ-45

49. Number of Pins for Drives: 4. FDD
removable chips on the motherboard
34
RJ-45
DB-15

50. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Random Access Memory (RAM)
removable chips on the motherboard
Storage

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Comptia A +: Hardware

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