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. A serial mouse connects to a computer with this connector.
9-pin serial
34
Line Grid Array
Too little voltage

2. 10Base-2 Ethernet uses this cable.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Cathode Ray Tube
Coaxial
Very Brief time (milliseconds) of too much voltage

3. SDRAM sands 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.
Small Outline DIMM
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
BIOS

4. An example of a device that uses a TRS connector.
PCIe - PCI - AGP - ESIA - and ISA
Speaker
ECC
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

5. ZIF stands for ______.
9-pin serial
Network communications
B-9 serial
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.

6. What does CRT stand for?
Cathode Ray Tube
Redundant Array of Independant (Inexpensive) Disks.
Radial Lines
Very brief time (milliseconds) of too little voltage

7. External modems most commonly connect to this port.
Serial
CMOS
4
240

8. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
BIOS
Storage
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Liquid Crystal Display

9. CPUs: What is RISC?
Storage
RJ-45
B-9 serial
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

10. Level two cache is located on _______.
RJ-45
the motherboard
Line Grid Array
Output

11. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Firmware
5.25
ECC
200

12. A type of memory that loses data when the power is no longer supplied to the component.
Volatile
Processing
Storage
50 - 68 - or 80

13. Printers
DB-25 parallel
184
Input
144

14. How many pins is a DDR3 DIMM?
3
verifying data integrity.
240
USB Type A

15. 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.
ECC
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
2048 x 1536

16. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Random Access Memory (RAM)
3
Output
Networking and Communications

17. 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.
Output
Processing
Pin Grid Array
verifying data integrity.

18. 10Base-5 Ethernet and game ports use this cable
Storage
DB-15
CMOS
Small Outline DIMM

19. What is a Sag?
Redundant Array of Independant (Inexpensive) Disks.
Very brief time (milliseconds) of too little voltage
Speaker
200

20. How many pins is a SODIMM DDR DIMM?
CMOS
144
PCIe - PCI - AGP - ESIA - and ISA
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

21. What does ECC stand for?
Power failure
Storage
Too much voltage
Error Correction Code.

22. PGA stands for
Very Brief time (milliseconds) of too much voltage
Pin Grid Array
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Coaxial

23. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
the CPU
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
240
Front Side Bus.

24. Internal modem or telephone
PS/2-style mouse
RJ-11
34
Cache

25. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Hardware
BIOS
9
Firewire 6-pin

26. An area of memory that holds recently-accessed data.
Cache
PCIe - PCI - AGP - ESIA - and ISA
RJ-45
184

27. How many pins is a MICRODIMM 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.
144
9
Coaxial

28. Serial mouse or external modem
B-9 serial
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Error Correction Code.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

29. What does LCD stand for?
Very brief time (milliseconds) of too little voltage
Liquid Crystal Display
B-9 serial
800 x 600

30. An example of a device that uses a 6-pin Mini-DIN connector.
PCIe - PCI - AGP - ESIA - and ISA
Processing
the motherboard
PS/2-style mouse

31. What are the 6 form factors of motherboards?
Front Side Bus.
order Boot sequence - Integrated devices - drive controllers - power supply settings
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Firewire 6-pin

32. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
40 or 80
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
USB Type A
Hardware

33. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Processing
Too little voltage
Volatile

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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

35. What is a Brownout?
Too little voltage
DB-15
ECC
TRS

36. UXGA is _____x_____
9-pin serial
1600 x 1200
Random Access Memory (RAM)
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. An example of a device that uses a low-density (two-row) male DB-15 connector.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Joystick
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
4

38. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
PCIe - PCI - AGP - ESIA - and ISA
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Serial

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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

40. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
34
Firewire 6-pin

41. What does ECC do?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
detects and fixes corrupt data in RAM.
144
Network communications

42. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
PS/2-style mouse
detects and fixes corrupt data in RAM.
DB-25 parallel
ECC

43. CPUS: What is CISC?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DB-25 parallel
Complex -Instruction - Set - Chips - Used in General Purpose PCs
BIOS

44. XGA is ____x_____
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Storage
1024 x 786
Componentization

45. 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.
Componentization
3
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
40 or 80

46. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
the CPU
4
Networking and Communications
40 or 80

47. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Cathode Ray Tube
Radial Lines
B-9 serial

48. What is 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.
Output
Cache
order Boot sequence - Integrated devices - drive controllers - power supply settings

49. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
TRS
charged coupled device (CCD)
200
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.

50. What is the formal name of the 'headphone jack'?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
BIOS
1024 x 786
verifying data integrity.