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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 does CRT stand for?
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.
Cathode Ray Tube
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Cache

2. ZIF stands for ______.
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.
RJ-11
B-9 serial
removable chips on the motherboard

3. What do the type types of Hard Drive acronyms stand for?
DB-25
184
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

4. Serial mouse or external modem
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
144
B-9 serial
DB-15

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
144
charged coupled device (CCD)
DB-15

6. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Software
9-pin serial
40 or 80

7. An area of memory that holds recently-accessed data.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Power failure
Cache
DB-25

8. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Front Side Bus.
Input
Volatile

9. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
verifying data integrity.
Input
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
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.

10. What does ECC do?
removable chips on the motherboard
detects and fixes corrupt data in RAM.
800 x 600
Networking and Communications

11. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firmware
RJ-11
verifying data integrity.
Liquid Crystal Display

12. A serial mouse connects to a computer with this connector.
Redundant Array of Independant (Inexpensive) Disks.
9-pin serial
Radial Lines
Storage

13. Internal modem or telephone
RJ-11
240
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
1024 x 786

14. UXGA is _____x_____
tasks or 'Threads'
Pin Grid Array
1600 x 1200
Very Brief time (milliseconds) of too much voltage

15. What does LCD stand for?
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Liquid Crystal Display
1024 x 786
34

16. What is Virtual RAM?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual 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.
9
Software

17. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Radial Lines
800 x 600
PCIe - PCI - AGP - ESIA - and ISA
Processing

18. CPUs: What is RISC?
VGA/SVGA monitor
Cache
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

19. Spike
Very Brief time (milliseconds) of too much voltage
Firmware
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Joystick

20. level three cache is located on _________.
DB-25 parallel
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.
removable chips on the motherboard
USB Type A

21. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Firewire 6-pin
Volatile
Componentization
5.25

22. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
200
USB Type A
1024 x 786

23. QXGA is ____x____
5.25
Single Inline Memory Module - has 30 or 72 contacts on only one side.
order Boot sequence - Integrated devices - drive controllers - power supply settings
2048 x 1536

24. SVGA is ____ x_____
BIOS
800 x 600
VGA/SVGA monitor
Small Outline DIMM

25. What is a Blackout?
Serial
Power failure
B-9 serial
240

26. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
DB-15
Hardware
Very Brief time (milliseconds) of too much voltage
Output

27. PGA stands for
Pin Grid Array
Joystick
184
PS/2-style mouse

28. What does SIMM stand for?
Output
Single Inline Memory Module - has 30 or 72 contacts on only one side.
TRS
7 or 15 (powered)

29. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Coaxial
Radial Lines
240
Very brief time (milliseconds) of too little voltage

30. Before sending a power supply to the recycling facility...
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.
RJ-45
ECC
TRS

31. How many pins is a DDR2 DIMM?
the CPU
240
Error Correction Code.
800 x 600

32. How many pins is a DDR3 DIMM?
the CPU
Line Grid Array
Input
240

33. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
VGA/SVGA monitor
9-pin serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX

34. What does SODIMM stand for?
DB-25 parallel
800 x 600
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Small Outline DIMM

35. A temporary data storage location that can be read from and written to.
Coaxial
Random Access Memory (RAM)
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Hardware

36. Number of Pins for Drives: 3. SATA
4
Processing
7 or 15 (powered)
Joystick

37. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
Coaxial
Firewire 6-pin
Standardization
charged coupled device (CCD)

38. Parallel devices connect to this connector.
40 or 80
DB-25
Cache
Cathode Ray Tube

39. What are the 4 main types of storage?
BIOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
1600 x 1200
the CPU

40. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
40 or 80
the CPU
Processing

41. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
PS/2-style mouse
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash

42. The actual speed of the CPU is governed by a _______ setting called the clock rate.
the motherboard
BIOS
RJ-11
Complex -Instruction - Set - Chips - Used in General Purpose PCs

43. 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.
tasks or 'Threads'
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
240

44. An example of a device that uses a high-density (three-row) DB-15 connector.
Input
VGA/SVGA monitor
1024 x 786
ATX - BTX - Micro ATX - ITX - NLX - and LPX

45. How many pins is a DDR DIMM?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
184
charged coupled device (CCD)
Error Correction Code.

46. Number of Pins for Drives: 2. SCSI
50 - 68 - or 80
Cache
the CPU
Very brief time (milliseconds) of too little voltage

47. Number of Pins for Drives: 4. FDD
Speaker
50 - 68 - or 80
34
3

48. What is a Brownout?
Too little voltage
2048 x 1536
DB-15
Random Access Memory (RAM)

49. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
detects and fixes corrupt data in RAM.
Input
2048 x 1536

50. 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.
DB-15
Very brief time (milliseconds) of too little voltage
240
the motherboard