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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. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Serial
B-9 serial
the motherboard
Storage

2. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Pin Grid Array
240
Firmware
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

3. 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
7 or 15 (powered)
Output
184

4. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
VGA/SVGA monitor
DB-25 parallel
PCIe - PCI - AGP - ESIA - and ISA

5. 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.
40 or 80
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.
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.
DB-15

6. How many pins is a SODIMM DDR2 DIMM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Hardware
200
Complex -Instruction - Set - Chips - Used in General Purpose PCs

7. What are the 4 main types of storage?
DB-25 parallel
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
4
Hardware

8. Spike
Firmware
Software
Very Brief time (milliseconds) of too much voltage
CMOS

9. RAID 5 has at least ___ hard drives.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Networking and Communications
Serial
3

10. CPUS: What is CISC?
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.
5.25
charged coupled device (CCD)
Complex -Instruction - Set - Chips - Used in General Purpose PCs

11. PGA stands for
Pin Grid Array
9
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
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.

12. What does CRT stand for?
VGA/SVGA monitor
the CPU
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Cathode Ray Tube

13. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
CMOS
Firewire 6-pin
Input
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

14. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
Error Correction Code.
34
Line Grid Array

15. Number of Pins for Drives: 4. FDD
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
34
Redundant Array of Independant (Inexpensive) Disks.
9-pin serial

16. What are the 6 form factors of motherboards?
Joystick
Line Grid Array
ATX - BTX - Micro ATX - ITX - NLX - and LPX
184

17. What is a Brownout?
5.25
Output
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Too little voltage

18. How many pins is a DDR3 DIMM?
Random Access Memory (RAM)
184
240
Liquid Crystal Display

19. XGA is ____x_____
1024 x 786
Serial
charged coupled device (CCD)
RJ-45

20. What does ECC stand for?
Pin Grid Array
200
Error Correction Code.
1024 x 786

21. 10Base-5 Ethernet and game ports use this cable
Speaker
DB-15
144
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.

22. What are the two types of RAM?
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
40 or 80
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Joystick

23. An example of firmware.
BIOS
Radial Lines
Cathode Ray Tube
Hardware

24. An example of a device that uses a 6-pin Mini-DIN connector.
TRS
PS/2-style mouse
184
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

25. level three cache is located on _________.
removable chips on the motherboard
Processing
VGA/SVGA monitor
Error Correction Code.

26. An example of a device that uses a TRS connector.
CMOS
TRS
Speaker
Liquid Crystal Display

27. 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.
Power failure
Error Correction Code.
Networking and Communications
Very brief time (milliseconds) of too little voltage

28. The BIOS is stored on the _______ chip that is on the motherboard.
Input
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Firewire 6-pin
CMOS

29. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
50 - 68 - or 80
Random Access Memory (RAM)
4
VGA/SVGA monitor

30. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Error Correction Code.
Volatile
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
TRS

31. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Redundant Array of Independant (Inexpensive) Disks.
DB-25
Too little voltage

32. Number of Pins for Drives: 3. SATA
7 or 15 (powered)
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
PS/2-style mouse
2048 x 1536

33. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
Pin Grid Array
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Error Correction Code.

34. The actual speed of the CPU is governed by a _______ setting called the clock rate.
Small Outline DIMM
Line Grid Array
Coaxial
BIOS

35. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
9-pin serial
Serial
Small Outline DIMM

36. CPUs: What is RISC?
9-pin serial
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
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.

37. BIOS allows you to do 4 things - what are they?
charged coupled device (CCD)
Input
order Boot sequence - Integrated devices - drive controllers - power supply settings
PCIe - PCI - AGP - ESIA - and ISA

38. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
144
800 x 600
DB-15

39. UXGA is _____x_____
CMOS
the motherboard
1600 x 1200
Very Brief time (milliseconds) of too much voltage

40. What does ECC do?
PCIe - PCI - AGP - ESIA - and ISA
Random Access Memory (RAM)
detects and fixes corrupt data in 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.

41. 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)
1600 x 1200
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
CMOS

42. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
144
4
CMOS
3

43. Level one cache is located on ___________.
USB Type A
B-9 serial
2048 x 1536
the CPU

44. Surge
Too much voltage
1600 x 1200
144
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

45. A serial mouse connects to a computer with this connector.
DB-25 parallel
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
9-pin serial

46. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
50 - 68 - or 80
CMOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

47. How many pins is a DDR2 DIMM?
240
ATX - BTX - Micro ATX - ITX - NLX - and LPX
B-9 serial
USB Type A

48. How many pins is a SODIMM DDR DIMM?
TRS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Standardization
144

49. How many pins is a MICRODIMM DIMM?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Cache
144
Power failure

50. 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.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
PCIe - PCI - AGP - ESIA - and ISA
verifying data integrity.
DB-15

Can you answer 50 questions in 15 minutes?

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Comptia A +: Hardware

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