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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. An example of a device that uses a 6-pin Mini-DIN connector.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
DB-25 parallel
Joystick
PS/2-style mouse

2. What does SIMM stand for?
ECC
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
B-9 serial
Single Inline Memory Module - has 30 or 72 contacts on only one side.

3. UXGA is _____x_____
B-9 serial
1600 x 1200
144
Error Correction Code.

4. 10Base-2 Ethernet uses this cable.
Coaxial
2048 x 1536
Very Brief time (milliseconds) of too much voltage
Very brief time (milliseconds) of too little voltage

5. XGA is ____x_____
Networking and Communications
Standardization
1024 x 786
Joystick

6. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
Very brief time (milliseconds) of too little voltage
1024 x 786
200

7. CPUs: What is RISC?
Serial
40 or 80
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
9

8. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
verifying data integrity.
CMOS
charged coupled device (CCD)
Radial Lines

9. BIOS allows you to do 4 things - what are they?
order Boot sequence - Integrated devices - drive controllers - power supply settings
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Standardization
ECC

10. Ethernet network
Volatile
Firmware
RJ-45
DB-15

11. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Software
PS/2-style mouse

12. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Front Side Bus.
DB-25
5.25
34

13. What is a Blackout?
CMOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
USB Type A
Power failure

14. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
4
240
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Cache

15. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Storage
DB-15
the motherboard

16. An example of firmware.
tasks or 'Threads'
Cathode Ray Tube
BIOS
Redundant Array of Independant (Inexpensive) Disks.

17. SDRAM sands for _______.
the CPU
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
DB-15
Too little voltage

18. What are the two types of RAM?
4
Firewire 6-pin
order Boot sequence - Integrated devices - drive controllers - power supply settings
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

19. Number of Pins for Drives: 2. SCSI
Networking and Communications
50 - 68 - or 80
BIOS
Hardware

20. 10Base-5 Ethernet and game ports use this cable
DB-15
CMOS
Input
detects and fixes corrupt data in RAM.

21. A serial mouse connects to a computer with this connector.
Error Correction Code.
DB-25 parallel
order Boot sequence - Integrated devices - drive controllers - power supply settings
9-pin serial

22. How many pins is a SODIMM DDR DIMM?
3
Random Access Memory (RAM)
144
Cache

23. Number of Pins for Drives: 4. FDD
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Processing
34
Redundant Array of Independant (Inexpensive) Disks.

24. A type of memory that loses data when the power is no longer supplied to the component.
Liquid Crystal Display
the CPU
Volatile
Radial Lines

25. Internal modem or telephone
USB Type A
184
RJ-11
Speaker

26. 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.
Very brief time (milliseconds) of too little voltage
verifying data integrity.
removable chips on the motherboard
Firmware

27. How many pins is a SODIMM DDR2 DIMM?
Output
Software
Joystick
200

28. Surge
Pin Grid Array
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Too much voltage
VGA/SVGA monitor

29. How many pins is a DDR DIMM?
BIOS
144
CMOS
184

30. A temporary data storage location that can be read from and written to.
9
5.25
VGA/SVGA monitor
Random Access Memory (RAM)

31. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Power failure
4
9-pin serial

32. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
40 or 80
PCIe - PCI - AGP - ESIA - and ISA
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

33. Serial ports have this many pins.
Error Correction Code.
Standardization
Power failure
9

34. 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
USB Type A
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.
Hardware

35. Before sending a power supply to the recycling facility...
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Network communications
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.
144

36. What is the formal name of the 'headphone jack'?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Small Outline 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.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

37. An area of memory that holds recently-accessed data.
Cache
CMOS
Volatile
Random Access Memory (RAM)

38. What does LCD stand for?
Input
Liquid Crystal Display
4
removable chips on the motherboard

39. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
DB-25 parallel
TRS
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.

40. What does ECC stand for?
Componentization
800 x 600
Redundant Array of Independant (Inexpensive) Disks.
Error Correction Code.

41. What does RIMM stand for?
Power failure
144
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
VGA/SVGA monitor

42. Parity is used in some _____________ - hard drives - and RAM.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Network communications
Coaxial
Serial

43. PGA stands for
tasks or 'Threads'
Network communications
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Pin Grid Array

44. level three cache is located on _________.
9-pin serial
Too little voltage
CMOS
removable chips on the motherboard

45. The BIOS is stored on the _______ chip that is on the motherboard.
Redundant Array of Independant (Inexpensive) Disks.
CMOS
CMOS
Too much voltage

46. Parallel devices connect to this connector.
7 or 15 (powered)
USB Type A
DB-25
CMOS

47. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
CMOS
Storage
Very brief time (milliseconds) of too little voltage
PS/2-style mouse

48. Spike
DB-25
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
9
Very Brief time (milliseconds) of too much voltage

49. Serial mouse or external modem
240
RJ-45
B-9 serial
240

50. Level two cache is located on _______.
the motherboard
Networking and Communications
DB-25 parallel
144