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Comptia A +: Hardware

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

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
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. 10Base-2 Ethernet uses this cable.
Coaxial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
9
Speaker

2. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
tasks or 'Threads'
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Random Access Memory (RAM)
TRS

3. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Output
144
PCIe - PCI - AGP - ESIA - and ISA

4. XGA is ____x_____
1024 x 786
184
144
50 - 68 - or 80

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
4
CMOS
Small Outline DIMM

6. An example of firmware.
VGA/SVGA monitor
BIOS
4
Serial

7. CPUS: What is CISC?
144
Power failure
CMOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs

8. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
9
Firewire 6-pin
Software

9. Level one cache is located on ___________.
DB-25
DB-25 parallel
the CPU
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

10. An example of a device that uses a low-density (two-row) male DB-15 connector.
Cache
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Joystick

11. Spike
detects and fixes corrupt data in RAM.
Very Brief time (milliseconds) of too much voltage
PS/2-style mouse
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

12. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Front Side Bus.
B-9 serial
DB-25
Firewire 6-pin

13. Ethernet network
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Too much voltage
RJ-45
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.

14. LGA stands for ______.
200
Line Grid Array
B-9 serial
BIOS

15. Parallel devices connect to this connector.
50 - 68 - or 80
DB-25
verifying data integrity.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

16. QXGA is ____x____
2048 x 1536
Very Brief time (milliseconds) of too much voltage
verifying data integrity.
PS/2-style mouse

17. Level two cache is located on _______.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
USB Type A
the motherboard
Input

18. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Firmware
the motherboard
Storage
charged coupled device (CCD)

19. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
200
CMOS
removable chips on the motherboard
9-pin serial

20. What does SODIMM stand for?
Small Outline DIMM
ECC
Error Correction Code.
detects and fixes corrupt data in RAM.

21. Number of Pins for Drives: 3. SATA
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Software
CMOS
7 or 15 (powered)

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

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23. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
800 x 600
Standardization
charged coupled device (CCD)

24. What is Virtual RAM?
7 or 15 (powered)
charged coupled device (CCD)
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.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

25. What does ECC do?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
34
Error Correction Code.
detects and fixes corrupt data in RAM.

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

27. 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)
DB-25
DB-25 parallel
40 or 80
Software

28. Serial mouse or external modem
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Firewire 6-pin
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

29. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
Hardware
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

30. What is a Sag?
Software
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.
PS/2-style mouse
Very brief time (milliseconds) of too little voltage

31. How many pins is a SODIMM DDR DIMM?
RJ-11
144
verifying data integrity.
the CPU

32. RAID 5 has at least ___ hard drives.
removable chips on the motherboard
Very Brief time (milliseconds) of too much voltage
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

33. What does ECC stand for?
Error Correction Code.
Network communications
5.25
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

34. The actual speed of the CPU is governed by a _______ setting called the clock rate.
VGA/SVGA monitor
Cache
verifying data integrity.
BIOS

35. What is a Brownout?
Too little voltage
order Boot sequence - Integrated devices - drive controllers - power supply settings
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Single Inline Memory Module - has 30 or 72 contacts on only one side.

36. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
B-9 serial
Power failure
Front Side Bus.

37. External modems most commonly connect to this port.
800 x 600
Error Correction Code.
Serial
TRS

38. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
1024 x 786
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Too little voltage

39. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
240
Random Access Memory (RAM)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Input

40. What does SIMM stand for?
Radial Lines
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Single Inline Memory Module - has 30 or 72 contacts on only one side.
184

41. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
USB Type A
Speaker
DB-25 parallel

42. Serial ports have this many pins.
Firmware
Error Correction Code.
9
BIOS

43. Surge
34
Serial
Too much voltage
Firmware

44. The BIOS is stored on the _______ chip that is on the motherboard.
800 x 600
Speaker
Serial
CMOS

45. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
VGA/SVGA monitor
BIOS
144
4

46. Number of Pins for Drives: 2. SCSI
50 - 68 - or 80
Cathode Ray Tube
Software
5.25

47. level three cache is located on _________.
the CPU
2048 x 1536
removable chips on the motherboard
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

48. 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.
2048 x 1536
5.25
Standardization

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

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50. SVGA is ____ x_____
RJ-11
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
TRS
800 x 600