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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. Ethernet network
Too much voltage
240
RJ-45
Firewire 6-pin

2. What are the 4 main types of storage?
PCIe - PCI - AGP - ESIA - and ISA
Speaker
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
order Boot sequence - Integrated devices - drive controllers - power supply settings

3. Number of Pins for Drives: 2. SCSI
Networking and Communications
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.
50 - 68 - or 80
DB-25 parallel

4. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
ECC
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
tasks or 'Threads'

5. An area of memory that holds recently-accessed data.
Cache
240
50 - 68 - or 80
VGA/SVGA monitor

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

7. 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.
RJ-45
RJ-11
DB-15
Cathode Ray Tube

8. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
Firewire 6-pin
PCIe - PCI - AGP - ESIA - and ISA
240
CMOS

9. 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
BIOS
charged coupled device (CCD)
144

10. What does RIMM stand for?
4
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
40 or 80
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

11. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
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.
Too much voltage
the motherboard
TRS

12. 10Base-5 Ethernet and game ports use this cable
tasks or 'Threads'
1600 x 1200
DB-15
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.

13. External modems most commonly connect to this port.
Very brief time (milliseconds) of too little voltage
Serial
Too much voltage
order Boot sequence - Integrated devices - drive controllers - power supply settings

14. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
ECC
Cathode Ray Tube
Software
CMOS

15. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
Storage
240
RJ-11
Network communications

16. How many pins is a SODIMM DDR2 DIMM?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
BIOS
40 or 80
200

17. 10Base-2 Ethernet uses this cable.
Coaxial
Cache
detects and fixes corrupt data in RAM.
removable chips on the motherboard

18. How many pins is a DDR DIMM?
240
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
ATX - BTX - Micro ATX - ITX - NLX - and LPX
184

19. What is a Brownout?
Networking and Communications
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Too much voltage
Too little voltage

20. Parity is used in some _____________ - hard drives - and RAM.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
1024 x 786
Line Grid Array
Network communications

21. 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.
BIOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)

22. A type of memory that loses data when the power is no longer supplied to the component.
detects and fixes corrupt data in RAM.
Volatile
Too much voltage
3

23. 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.
7 or 15 (powered)
Serial
Front Side Bus.
Componentization

24. Before sending a power supply to the recycling facility...
Front Side Bus.
Volatile
Complex -Instruction - Set - Chips - Used in General Purpose PCs
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.

25. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Firewire 6-pin
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
detects and fixes corrupt data in RAM.
Input

26. What do the type types of Hard Drive acronyms stand for?
Componentization
verifying data integrity.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
200

27. Serial ports have this many pins.
detects and fixes corrupt data in RAM.
Output
9
charged coupled device (CCD)

28. What does ECC stand for?
Too little voltage
9-pin serial
200
Error Correction Code.

29. Serial mouse or external modem
removable chips on the motherboard
B-9 serial
Very brief time (milliseconds) of too little voltage
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.

30. What is VRAM used for?
order Boot sequence - Integrated devices - drive controllers - power supply settings
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
240
CMOS

31. What does LCD stand for?
Liquid Crystal Display
9-pin serial
the motherboard
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

32. How many pins is a DDR3 DIMM?
240
DB-15
Very Brief time (milliseconds) of too much voltage
5.25

33. Parallel devices connect to this connector.
the motherboard
Pin Grid Array
DB-25
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

34. level three cache is located on _________.
240
removable chips on the motherboard
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
USB Type A

35. SCSI code is set by a 4 things - what are they?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
240
5.25
9-pin serial

36. What is a Blackout?
DB-15
Power failure
Cache
CMOS

37. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
PS/2-style mouse
the motherboard
Processing
1600 x 1200

38. Printers
tasks or 'Threads'
DB-25 parallel
Componentization
Too little voltage

39. A serial mouse connects to a computer with this connector.
9-pin serial
Storage
Standardization
Joystick

40. The BIOS is stored on the _______ chip that is on the motherboard.
Random Access Memory (RAM)
BIOS
CMOS
VGA/SVGA monitor

41. QXGA is ____x____
2048 x 1536
34
Power failure
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.

42. How many pins is a MICRODIMM DIMM?
Componentization
144
Joystick
Software

43. Internal modem or telephone
Processing
Hardware
RJ-11
CMOS

44. 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)
144
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Output
Software

45. What does CRT stand for?
Processing
Cathode Ray Tube
34
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

46. UXGA is _____x_____
PS/2-style mouse
Joystick
Speaker
1600 x 1200

47. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Pin Grid Array
the motherboard

48. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Componentization
CMOS
removable chips on the motherboard

49. A temporary data storage location that can be read from and written to.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
PS/2-style mouse
Random Access Memory (RAM)
PCIe - PCI - AGP - ESIA - and ISA

50. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
3