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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.
VGA/SVGA monitor
PS/2-style mouse
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
34

2. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Radial Lines
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.
Hardware
PCIe - PCI - AGP - ESIA - and ISA

3. What does ECC stand for?
Network communications
200
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Error Correction Code.

4. How many pins is a DDR DIMM?
RJ-11
40 or 80
the motherboard
184

5. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
RJ-45
1024 x 786
Componentization
Hardware

6. How many pins is a MICRODIMM DIMM?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
144
Radial Lines
Too much voltage

7. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
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.
Front Side Bus.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
240

8. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
B-9 serial
PCIe - PCI - AGP - ESIA - and ISA
1600 x 1200

9. Printers
Input
DB-25 parallel
Front Side Bus.
Speaker

10. CPUs: What is RISC?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
144
detects and fixes corrupt data in RAM.

11. RAID 5 has at least ___ hard drives.
Software
RJ-45
charged coupled device (CCD)
3

12. What is a Blackout?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
DB-15
Power failure
9

13. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
TRS
Input
200
Hardware

14. Number of Pins for Drives: 3. SATA
Firewire 6-pin
7 or 15 (powered)
charged coupled device (CCD)
Componentization

15. What is a Brownout?
Too little voltage
Power failure
ECC
TRS

16. Before sending a power supply to the recycling facility...
Liquid Crystal Display
Firewire 6-pin
order Boot sequence - Integrated devices - drive controllers - power supply settings
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.

17. What does ECC do?
184
Radial Lines
Redundant Array of Independant (Inexpensive) Disks.
detects and fixes corrupt data in RAM.

18. What does LCD stand for?
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Liquid Crystal Display
detects and fixes corrupt data in RAM.
Too much voltage

19. Internal modem or telephone
Joystick
RJ-11
Too little voltage
Hardware

20. CPUS: What is CISC?
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
CMOS

21. An example of a device that uses a low-density (two-row) male DB-15 connector.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Processing
Networking and Communications
Joystick

22. Parity is used in some _____________ - hard drives - and RAM.
Random Access Memory (RAM)
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Network communications

23. SVGA is ____ x_____
Input
Small Outline DIMM
800 x 600
VGA/SVGA monitor

24. A serial mouse connects to a computer with this connector.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Front Side Bus.
7 or 15 (powered)
9-pin serial

25. Serial mouse or external modem
Cache
PS/2-style mouse
Very Brief time (milliseconds) of too much voltage
B-9 serial

26. The BIOS is stored on the _______ chip that is on the motherboard.
the motherboard
CMOS
4
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

27. 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.
Line Grid Array
Networking and Communications
Network communications
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

28. What are the two types of RAM?
ECC
Liquid Crystal Display
184
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

29. What does SODIMM stand 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.
Line Grid Array
order Boot sequence - Integrated devices - drive controllers - power supply settings
Small Outline DIMM

30. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Cache
40 or 80
Output

31. An example of a device that uses a TRS connector.
DB-25 parallel
184
Speaker
DB-15

32. PGA stands for
the CPU
Standardization
Line Grid Array
Pin Grid Array

33. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
RJ-45
Software
4

34. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
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.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

35. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Speaker
Processing
144
Output

36. What does RIMM stand for?
3
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Networking and Communications
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

37. What are the 6 form factors of motherboards?
40 or 80
CMOS
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Redundant Array of Independant (Inexpensive) Disks.

38. What does CRT stand for?
B-9 serial
Cache
Cathode Ray Tube
Front Side Bus.

39. External modems most commonly connect to this port.
Serial
144
2048 x 1536
Too little voltage

40. A temporary data storage location that can be read from and written to.
Pin Grid Array
Random Access Memory (RAM)
Line Grid Array
Software

41. What is a Sag?
Very brief time (milliseconds) of too little voltage
Complex -Instruction - Set - Chips - Used in General Purpose PCs
RJ-11
the motherboard

42. How many pins is a DDR3 DIMM?
3
7 or 15 (powered)
Software
240

43. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
USB Type A
Very Brief time (milliseconds) of too much voltage
CMOS
Coaxial

44. Ethernet network
PCIe - PCI - AGP - ESIA - and ISA
RJ-45
9-pin serial
Very Brief time (milliseconds) of too much voltage

45. XGA is ____x_____
Network communications
1024 x 786
Small Outline DIMM
PS/2-style mouse

46. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
2048 x 1536
Storage
Cathode Ray Tube
CMOS

47. Parallel devices connect to this connector.
Pin Grid Array
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DB-25
BIOS

48. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
240
Hardware
200
TRS

49. 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.
DB-25
Too little voltage
Componentization
detects and fixes corrupt data in RAM.

50. 10Base-2 Ethernet uses this cable.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
240
Coaxial
1024 x 786