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. 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

2. RAID 5 has at least ___ hard drives.
200
Speaker
3
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

3. What does ECC stand for?
Error Correction Code.
Radial Lines
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DB-15

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

5. level three cache is located on _________.
tasks or 'Threads'
144
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
removable chips on the motherboard

6. 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)
detects and fixes corrupt data in RAM.
Pin Grid Array
Software
Firewire 6-pin

7. Printers
Volatile
Power failure
DB-25 parallel
4

8. SCSI code is set by a 4 things - what are they?
144
7 or 15 (powered)
Cache
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

9. 10Base-5 Ethernet and game ports use this cable
Componentization
DB-15
34
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. Number of Pins for Drives: 4. FDD
34
Volatile
DB-15
Random Access Memory (RAM)

11. 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.
the CPU
Componentization
Small Outline DIMM
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

12. 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

13. QXGA is ____x____
Line Grid Array
Joystick
verifying data integrity.
2048 x 1536

14. UXGA is _____x_____
B-9 serial
CMOS
1600 x 1200
240

15. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Networking and Communications
CMOS
TRS
144

16. What does LCD stand for?
order Boot sequence - Integrated devices - drive controllers - power supply settings
Volatile
Liquid Crystal Display
Single Inline Memory Module - has 30 or 72 contacts on only one side.

17. 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.
Very brief time (milliseconds) of too little voltage
Firmware
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Networking and Communications

18. Number of Pins for Drives: 3. SATA
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.
BIOS
7 or 15 (powered)
Too much voltage

19. Internal modem or telephone
Input
RJ-11
240
charged coupled device (CCD)

20. What is a Sag?
50 - 68 - or 80
Redundant Array of Independant (Inexpensive) Disks.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Very brief time (milliseconds) of too little voltage

21. How many pins is a SODIMM DDR DIMM?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
40 or 80
144
9

22. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
charged coupled device (CCD)
Liquid Crystal Display
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

23. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Very Brief time (milliseconds) of too much voltage
ECC
2048 x 1536
Processing

24. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
Single Inline Memory Module - has 30 or 72 contacts on only one side.
1024 x 786
the motherboard

25. The actual speed of the CPU is governed by a _______ setting called the clock rate.
ECC
BIOS
DB-25
34

26. What is VRAM used for?
Speaker
5.25
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
VGA/SVGA monitor

27. Level one cache is located on ___________.
Too much voltage
5.25
Network communications
the CPU

28. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-15
Very brief time (milliseconds) of too little voltage

29. Spike
CMOS
VGA/SVGA monitor
Very Brief time (milliseconds) of too much voltage
1024 x 786

30. 10Base-2 Ethernet uses this cable.
the CPU
Coaxial
Small Outline DIMM
Output

31. An example of a device that uses a high-density (three-row) DB-15 connector.
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.
tasks or 'Threads'
Cache
VGA/SVGA monitor

32. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Networking and Communications
Storage
800 x 600

33. Number of Pins for Drives: 2. SCSI
BIOS
Speaker
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
50 - 68 - or 80

34. What does CRT stand for?
Power failure
Cathode Ray Tube
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
removable chips on the motherboard

35. What does ECC do?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Firmware
detects and fixes corrupt data in RAM.
7 or 15 (powered)

36. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Error Correction Code.
CMOS
184
9-pin serial

37. CPUS: What is CISC?
Input
Too little voltage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
detects and fixes corrupt data in RAM.

38. A type of memory that loses data when the power is no longer supplied to the component.
Cache
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.
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.
Volatile

39. What are the 6 form factors of motherboards?
Front Side Bus.
Too much voltage
DB-15
ATX - BTX - Micro ATX - ITX - NLX - and LPX

40. RAID stands for _________.
Storage
Redundant Array of Independant (Inexpensive) Disks.
Componentization
detects and fixes corrupt data in RAM.

41. External modems most commonly connect to this port.
DB-25
Coaxial
Serial
Complex -Instruction - Set - Chips - Used in General Purpose PCs

42. A temporary data storage location that can be read from and written to.
Random Access Memory (RAM)
PCIe - PCI - AGP - ESIA - and ISA
1024 x 786
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.

43. How many pins is a MICRODIMM DIMM?
TRS
144
Speaker
2048 x 1536

44. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
Storage
200
40 or 80
Very brief time (milliseconds) of too little voltage

45. What is a Brownout?
ECC
PCIe - PCI - AGP - ESIA - and ISA
4
Too little voltage

46. Serial ports have this many pins.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
9
DB-25 parallel
B-9 serial

47. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
PS/2-style mouse
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

48. What does SIMM stand for?
34
Hardware
240
Single Inline Memory Module - has 30 or 72 contacts on only one side.

49. What are the two types of RAM?
BIOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
detects and fixes corrupt data in RAM.

50. How many pins is a DDR DIMM?
144
Pin Grid Array
184
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.