Test your basic knowledge |

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 BIOS is stored on the _______ chip that is on the motherboard.
Volatile
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.
CMOS
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.

2. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
DB-15
Liquid Crystal Display
34

3. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
charged coupled device (CCD)
PCIe - PCI - AGP - ESIA - and ISA
CMOS
the CPU

4. What is VRAM used for?
Volatile
Liquid Crystal Display
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
9

5. SDRAM sands for _______.
removable chips on the motherboard
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
verifying data integrity.
ECC

6. Number of Pins for Drives: 3. SATA
Too little voltage
1024 x 786
Cathode Ray Tube
7 or 15 (powered)

7. CPUS: What is CISC?
RJ-11
Complex -Instruction - Set - Chips - Used in General Purpose PCs
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Liquid Crystal Display

8. What does LCD stand for?
Network communications
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Storage
Liquid Crystal Display

9. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
RJ-11
Radial Lines
5.25
2048 x 1536

10. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
200
CMOS
Joystick
the motherboard

11. External modems most commonly connect to this port.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Networking and Communications
Serial
Power failure

12. What does ECC stand for?
Error Correction Code.
Speaker
ECC
Very Brief time (milliseconds) of too much voltage

13. SVGA is ____ x_____
VGA/SVGA monitor
800 x 600
Line Grid Array
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

14. Surge
Too much voltage
ATX - BTX - Micro ATX - ITX - NLX - and LPX
BIOS
4

15. XGA is ____x_____
Network communications
1024 x 786
Radial Lines
removable chips on the motherboard

16. SCSI code is set by a 4 things - what are they?
40 or 80
PS/2-style mouse
Input
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

17. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Componentization
TRS
removable chips on the motherboard
184

18. QXGA is ____x____
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
the motherboard
2048 x 1536
ECC

19. How many pins is a DDR DIMM?
Too much voltage
34
tasks or 'Threads'
184

20. An example of a device that uses a high-density (three-row) DB-15 connector.
Cathode Ray Tube
Single Inline Memory Module - has 30 or 72 contacts on only one side.
VGA/SVGA monitor
the CPU

21. An example of firmware.
1024 x 786
BIOS
Firmware
DB-25

22. What is a Blackout?
B-9 serial
Power failure
Small Outline DIMM
144

23. UXGA is _____x_____
9
RJ-45
1600 x 1200
184

24. An area of memory that holds recently-accessed data.
DB-15
RJ-45
Cache
Speaker

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

26. 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.
B-9 serial
Line Grid Array
charged coupled device (CCD)

27. Serial mouse or external modem
B-9 serial
Firmware
50 - 68 - or 80
Pin Grid Array

28. 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.
PS/2-style mouse
Volatile
Networking and Communications
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

29. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
detects and fixes corrupt data in RAM.
200
5.25
40 or 80

30. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
4
verifying data integrity.
USB Type A
Too little voltage

31. How many pins is a DDR3 DIMM?
5.25
Software
CMOS
240

32. Serial ports have this many pins.
Redundant Array of Independant (Inexpensive) Disks.
9
Output
Coaxial

33. Components from many different manufacturers are interchangeable. As long as the component meets the standards - you can be reasonably confident that it will work in the system.
Network communications
Standardization
4
Small Outline DIMM

34. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
ECC
DB-15
Too much voltage

35. level three cache is located on _________.
DB-15
removable chips on the motherboard
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Firewire 6-pin

36. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
34
the CPU
Speaker

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

38. Number of Pins for Drives: 2. SCSI
Too much voltage
Networking and Communications
50 - 68 - or 80
Hardware

39. What does RIMM stand for?
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.
Speaker
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
1024 x 786

40. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
7 or 15 (powered)
Networking and Communications
Firmware
Cache

41. 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.
Pin Grid Array
the motherboard
DB-15
ECC

42. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
240
1600 x 1200
TRS

43. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
the motherboard
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Hardware
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

44. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
3
ECC
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
4

45. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Joystick
Very brief time (milliseconds) of too little voltage
Network communications

46. What does SIMM stand for?
Cathode Ray Tube
Pin Grid Array
Single Inline Memory Module - has 30 or 72 contacts on only one side.
CMOS

47. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
CMOS
Cache
DB-25
Liquid Crystal Display

48. How many pins is a SODIMM DDR2 DIMM?
tasks or 'Threads'
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
200
BIOS

49. PGA stands for
Pin Grid Array
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
removable chips on the motherboard
Networking and Communications

50. RAID stands for _________.
Pin Grid Array
Redundant Array of Independant (Inexpensive) Disks.
50 - 68 - or 80
Joystick