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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. How many pins is a DDR2 DIMM?
BIOS
Redundant Array of Independant (Inexpensive) Disks.
240
VGA/SVGA monitor

2. An example of a device that uses a high-density (three-row) DB-15 connector.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
VGA/SVGA monitor
Speaker
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.

3. level three cache is located on _________.
removable chips on the motherboard
Pin Grid Array
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Firewire 6-pin

4. What does ECC stand for?
50 - 68 - or 80
Speaker
BIOS
Error Correction Code.

5. A temporary data storage location that can be read from and written to.
RJ-11
charged coupled device (CCD)
144
Random Access Memory (RAM)

6. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
the CPU
800 x 600
1600 x 1200
PCIe - PCI - AGP - ESIA - and ISA

7. SDRAM sands for _______.
Small Outline DIMM
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Networking and Communications

8. Before sending a power supply to the recycling facility...
B-9 serial
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.
Liquid Crystal Display
240

9. PGA stands for
Power failure
tasks or 'Threads'
Pin Grid Array
VGA/SVGA monitor

10. 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
DB-25
Speaker

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

12. An example of a device that uses a TRS connector.
Speaker
Small Outline DIMM
ECC
ATX - BTX - Micro ATX - ITX - NLX - and LPX

13. SVGA is ____ x_____
Networking and Communications
800 x 600
3
Radial Lines

14. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Processing
the CPU
5.25
Componentization

15. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
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.
charged coupled device (CCD)
order Boot sequence - Integrated devices - drive controllers - power supply settings
Volatile

16. CPUS: What is CISC?
Coaxial
BIOS
Cathode Ray Tube
Complex -Instruction - Set - Chips - Used in General Purpose PCs

17. Number of Pins for Drives: 2. SCSI
RJ-45
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
CMOS
50 - 68 - or 80

18. Ethernet network
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
RJ-45
Hardware
Front Side Bus.

19. Number of Pins for Drives: 4. FDD
34
CMOS
BIOS
BIOS

20. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
PCIe - PCI - AGP - ESIA - and ISA
CMOS
ATX - BTX - Micro ATX - ITX - NLX - and LPX

21. How many pins is a MICRODIMM DIMM?
RJ-45
Storage
144
Error Correction Code.

22. RAID stands for _________.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
the motherboard
Standardization
Redundant Array of Independant (Inexpensive) Disks.

23. 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
Software
40 or 80
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

24. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
BIOS
4
RJ-11

25. LGA stands for ______.
144
240
5.25
Line Grid Array

26. Printers
DB-25 parallel
Output
Error Correction Code.
Very brief time (milliseconds) of too little voltage

27. Level one cache is located on ___________.
Volatile
the CPU
the motherboard
Error Correction Code.

28. How many pins is a DDR DIMM?
Output
184
144
Input

29. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Output
Firmware
VGA/SVGA monitor
50 - 68 - or 80

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

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31. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Serial
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Firewire 6-pin
9

32. How many pins is a DDR3 DIMM?
9
240
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
PS/2-style mouse

33. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
200
Complex -Instruction - Set - Chips - Used in General Purpose PCs
VGA/SVGA monitor

34. A type of memory that loses data when the power is no longer supplied to the component.
2048 x 1536
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Volatile
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

35. How many pins is a SODIMM DDR DIMM?
Firewire 6-pin
Input
2048 x 1536
144

36. A serial mouse connects to a computer with this connector.
40 or 80
Too much voltage
Radial Lines
9-pin serial

37. 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.
TRS
charged coupled device (CCD)
Network communications
DB-15

38. RAID 5 has at least ___ hard drives.
Very Brief time (milliseconds) of too much voltage
5.25
3
the motherboard

39. 10Base-5 Ethernet and game ports use this cable
DB-15
Very brief time (milliseconds) of too little voltage
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Error Correction Code.

40. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
ECC
USB Type A
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Radial Lines

41. What does ECC do?
detects and fixes corrupt data in RAM.
order Boot sequence - Integrated devices - drive controllers - power supply settings
Pin Grid Array
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

42. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Firmware
Radial Lines
50 - 68 - or 80
DB-15

43. The actual speed of the CPU is governed by a _______ setting called the clock rate.
tasks or 'Threads'
Firewire 6-pin
Networking and Communications
BIOS

44. CPUs: What is RISC?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
CMOS
Input
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

45. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Processing
Hardware
Joystick

46. 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.
4
Output
Componentization
Power failure

47. What does SODIMM stand for?
ECC
Front Side Bus.
Networking and Communications
Small Outline DIMM

48. 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.
detects and fixes corrupt data in RAM.
1024 x 786
CMOS

49. QXGA is ____x____
2048 x 1536
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Line Grid Array
Single Inline Memory Module - has 30 or 72 contacts on only one side.

50. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Standardization
CMOS