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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. 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.
200
Pin Grid Array
Too much voltage

2. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Front Side Bus.
Processing
Line Grid Array
144

3. SCSI code is set by a 4 things - what are they?
9-pin serial
the CPU
Componentization
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

4. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Random Access Memory (RAM)
Front Side Bus.
Output
240

5. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
Power failure
144
50 - 68 - or 80

6. SDRAM sands for _______.
Front Side Bus.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
B-9 serial
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

7. Before sending a power supply to the recycling facility...
34
the CPU
Firewire 6-pin
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.

8. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
240
charged coupled device (CCD)
PS/2-style mouse
Small Outline DIMM

9. 10Base-2 Ethernet uses this cable.
2048 x 1536
Coaxial
Processing
9

10. What is a Brownout?
VGA/SVGA monitor
tasks or 'Threads'
Too little voltage
240

11. level three cache is located on _________.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
7 or 15 (powered)
removable chips on the motherboard
Pin Grid Array

12. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
verifying data integrity.
CMOS
BIOS
charged coupled device (CCD)

13. 10Base-5 Ethernet and game ports use this cable
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
DB-15
Line Grid Array
144

14. CPUs: What is RISC?
CMOS
charged coupled device (CCD)
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
BIOS

15. An example of a device that uses a high-density (three-row) DB-15 connector.
Too much voltage
Speaker
DB-25 parallel
VGA/SVGA monitor

16. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
Line Grid Array
BIOS
the motherboard

17. 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.
5.25
1024 x 786
Standardization
Front Side Bus.

18. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
1024 x 786
7 or 15 (powered)
Single Inline Memory Module - has 30 or 72 contacts on only one side.

19. 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.
Power failure
Software
Serial
DB-15

20. Surge
USB Type A
verifying data integrity.
Line Grid Array
Too much voltage

21. What are the 6 form factors of motherboards?
800 x 600
ATX - BTX - Micro ATX - ITX - NLX - and LPX
34
order Boot sequence - Integrated devices - drive controllers - power supply settings

22. 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
DB-15
Volatile
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

23. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Random Access Memory (RAM)
Coaxial
charged coupled device (CCD)
PCIe - PCI - AGP - ESIA - and ISA

24. BIOS allows you to do 4 things - what are they?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
240
Networking and Communications
order Boot sequence - Integrated devices - drive controllers - power supply settings

25. The actual speed of the CPU is governed by a _______ setting called the clock rate.
USB Type A
BIOS
VGA/SVGA monitor
50 - 68 - or 80

26. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
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.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Liquid Crystal Display

27. CPUS: What is CISC?
PS/2-style mouse
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.
34
Complex -Instruction - Set - Chips - Used in General Purpose PCs

28. External modems most commonly connect to this port.
Software
VGA/SVGA monitor
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Serial

29. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
BIOS
200
USB Type A
Radial Lines

30. SVGA is ____ x_____
240
CMOS
800 x 600
Single Inline Memory Module - has 30 or 72 contacts on only one side.

31. A type of memory that loses data when the power is no longer supplied to the component.
Processing
Small Outline DIMM
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Volatile

32. 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.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1024 x 786
PS/2-style mouse
Componentization

33. Spike
verifying data integrity.
Very Brief time (milliseconds) of too much voltage
Storage
Error Correction Code.

34. An example of a device that uses a 6-pin Mini-DIN connector.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
PS/2-style mouse
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.
verifying data integrity.

35. What is the formal name of the 'headphone jack'?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Software
144
detects and fixes corrupt data in RAM.

36. An example of a device that uses a TRS connector.
Speaker
Power failure
Random Access Memory (RAM)
Hardware

37. Parallel devices connect to this connector.
Output
ATX - BTX - Micro ATX - ITX - NLX - and LPX
800 x 600
DB-25

38. What do the type types of Hard Drive acronyms stand for?
Joystick
Serial
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Coaxial

39. How many pins is a SODIMM DDR DIMM?
144
9
Redundant Array of Independant (Inexpensive) Disks.
DB-15

40. What are the two types of RAM?
Joystick
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Very Brief time (milliseconds) of too much voltage

41. 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.
charged coupled device (CCD)
Too much voltage
Standardization
verifying data integrity.

42. A temporary data storage location that can be read from and written to.
Redundant Array of Independant (Inexpensive) Disks.
Random Access Memory (RAM)
USB Type A
Firewire 6-pin

43. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Line Grid Array
PCIe - PCI - AGP - ESIA - and ISA
USB Type A
order Boot sequence - Integrated devices - drive controllers - power supply settings

44. An area of memory that holds recently-accessed data.
Too much voltage
Cathode Ray Tube
Cache
40 or 80

45. Number of Pins for Drives: 4. FDD
verifying data integrity.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
34
USB Type A

46. What does ECC stand for?
3
Error Correction Code.
Hardware
Serial

47. Ethernet network
BIOS
RJ-45
BIOS
Cache

48. Both Parity and _______ decrease efficiency - but increase reliability in 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.
ECC
3
Firmware

49. How many pins is a DDR2 DIMM?
verifying data integrity.
Coaxial
34
240

50. Serial mouse or external modem
Volatile
removable chips on the motherboard
40 or 80
B-9 serial