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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. What is a Brownout?
RJ-11
Too little voltage
Line Grid Array
verifying data integrity.

2. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
detects and fixes corrupt data in RAM.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Standardization

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
Coaxial
DB-25 parallel
Very brief time (milliseconds) of too little voltage

4. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
5.25
PCIe - PCI - AGP - ESIA - and ISA
B-9 serial

5. What are the 4 main types of storage?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Volatile
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
charged coupled device (CCD)

6. 10Base-2 Ethernet uses this cable.
3
Coaxial
verifying data integrity.
PS/2-style mouse

7. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Input
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

8. A type of memory that loses data when the power is no longer supplied to the component.
Too little voltage
Volatile
Firewire 6-pin
Firmware

9. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
184
DB-15
5.25

10. How many pins is a SODIMM DDR2 DIMM?
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.
Pin Grid Array
Input
200

11. A temporary data storage location that can be read from and written to.
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.
Random Access Memory (RAM)
Error Correction Code.
Storage

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

13. What does RIMM stand for?
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.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DB-15
Single Inline Memory Module - has 30 or 72 contacts on only one side.

14. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
Single Inline Memory Module - has 30 or 72 contacts on only one side.
removable chips on the motherboard
5.25

15. 10Base-5 Ethernet and game ports use this cable
34
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DB-15
Hardware

16. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
184
BIOS
Coaxial
Front Side Bus.

17. Parallel devices connect to this connector.
144
Storage
DB-25
ATX - BTX - Micro ATX - ITX - NLX - and LPX

18. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
144
Standardization
CMOS
34

19. Number of Pins for Drives: 3. SATA
PCIe - PCI - AGP - ESIA - and ISA
7 or 15 (powered)
4
charged coupled device (CCD)

20. What does SODIMM stand for?
Networking and Communications
4
Small Outline DIMM
removable chips on the motherboard

21. level three cache is located on _________.
removable chips on the motherboard
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Networking and Communications
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

22. SDRAM sands for _______.
184
DB-15
VGA/SVGA monitor
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

23. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Line Grid Array
40 or 80
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

24. 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.
DB-15
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.
Componentization
144

25. UXGA is _____x_____
detects and fixes corrupt data in RAM.
1600 x 1200
5.25
charged coupled device (CCD)

26. BIOS allows you to do 4 things - what are they?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
9-pin serial
Coaxial
order Boot sequence - Integrated devices - drive controllers - power supply settings

27. How many pins is a DDR DIMM?
5.25
Cache
184
Hardware

28. XGA is ____x_____
Componentization
Too much voltage
1024 x 786
CMOS

29. What do the type types of Hard Drive acronyms stand for?
TRS
removable chips on the motherboard
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

30. How many pins is a MICRODIMM DIMM?
VGA/SVGA monitor
Single Inline Memory Module - has 30 or 72 contacts on only one side.
CMOS
144

31. RAID 5 has at least ___ hard drives.
3
1600 x 1200
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
RJ-45

32. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
B-9 serial
184
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Radial Lines

33. Serial ports have this many pins.
the motherboard
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
9
Redundant Array of Independant (Inexpensive) Disks.

34. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
200
removable chips on the motherboard
Input
USB Type A

35. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
5.25
Speaker
Cathode Ray Tube

36. The BIOS is stored on the _______ chip that is on the motherboard.
the motherboard
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
CMOS
tasks or 'Threads'

37. 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
CMOS
tasks or 'Threads'

38. Parity is used in some _____________ - hard drives - and RAM.
9-pin serial
Storage
Network communications
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.

39. An example of a device that uses a TRS connector.
144
144
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Speaker

40. What are the 6 form factors of motherboards?
Cache
the CPU
order Boot sequence - Integrated devices - drive controllers - power supply settings
ATX - BTX - Micro ATX - ITX - NLX - and LPX

41. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
TRS
144
40 or 80
Radial Lines

42. Level one cache is located on ___________.
144
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.
Radial Lines
the CPU

43. SVGA is ____ x_____
2048 x 1536
800 x 600
order Boot sequence - Integrated devices - drive controllers - power supply settings
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.

44. 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)
order Boot sequence - Integrated devices - drive controllers - power supply settings
BIOS
Software
Cathode Ray Tube

45. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Very brief time (milliseconds) of too little voltage
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Output

46. How many pins is a SODIMM DDR DIMM?
144
USB Type A
9-pin serial
200

47. The actual speed of the CPU is governed by a _______ setting called the clock rate.
order Boot sequence - Integrated devices - drive controllers - power supply settings
BIOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
DB-25

48. Level two cache is located on _______.
BIOS
RJ-45
CMOS
the motherboard

49. Number of Pins for Drives: 4. FDD
4
34
184
PS/2-style mouse

50. QXGA is ____x____
Liquid Crystal Display
2048 x 1536
the motherboard
34