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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. CPUS: What is CISC?
Hardware
Complex -Instruction - Set - Chips - Used in General Purpose PCs
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
detects and fixes corrupt data in RAM.

2. Parallel devices connect to this connector.
Power failure
Very brief time (milliseconds) of too little voltage
DB-25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

3. Multiple core allow the PC to simultaneously process multiple ______.

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4. PGA stands for
50 - 68 - or 80
CMOS
Pin Grid Array
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.

5. What does SIMM stand for?
Small Outline DIMM
Single Inline Memory Module - has 30 or 72 contacts on only one side.
DB-25
Random Access Memory (RAM)

6. How many pins is a SODIMM DDR DIMM?
Processing
144
Output
2048 x 1536

7. What does CRT stand for?
DB-25 parallel
50 - 68 - or 80
Cathode Ray Tube
Very Brief time (milliseconds) of too much voltage

8. How many pins is a SODIMM DDR2 DIMM?
Random Access Memory (RAM)
50 - 68 - or 80
Complex -Instruction - Set - Chips - Used in General Purpose PCs
200

9. UXGA is _____x_____
Pin Grid Array
DB-15
1600 x 1200
TRS

10. 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
144
PS/2-style mouse
ATX - BTX - Micro ATX - ITX - NLX - and LPX

11. An example of a device that uses a TRS connector.
USB Type A
tasks or 'Threads'
Speaker
the CPU

12. Number of Pins for Drives: 2. SCSI
Standardization
50 - 68 - or 80
3
Output

13. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
Random Access Memory (RAM)
USB Type A
Speaker
5.25

14. What are the 4 main types of storage?
PCIe - PCI - AGP - ESIA - and ISA
CMOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Network communications

15. What is the formal name of the 'headphone jack'?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
200
800 x 600
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

16. Level one cache is located on ___________.
the CPU
Complex -Instruction - Set - Chips - Used in General Purpose PCs
CMOS
RJ-45

17. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
Power failure
Very brief time (milliseconds) of too little voltage
Too little voltage

18. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
240
Firmware
Very brief time (milliseconds) of too little voltage

19. How many pins is a DDR2 DIMM?
Coaxial
Small Outline DIMM
240
Serial

20. What is a Brownout?
Software
verifying data integrity.
B-9 serial
Too little voltage

21. How many pins is a MICRODIMM DIMM?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
PS/2-style mouse
144
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

22. Number of Pins for Drives: 4. FDD
34
DB-25
Output
BIOS

23. An example of a device that uses a high-density (three-row) DB-15 connector.
Hardware
VGA/SVGA monitor
B-9 serial
184

24. The actual speed of the CPU is governed by a _______ setting called the clock rate.
BIOS
1600 x 1200
DB-25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

25. 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)
Software
Joystick
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

26. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
34
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
CMOS

27. An example of a device that uses a 6-pin Mini-DIN connector.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Speaker
PS/2-style mouse
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.

28. 10Base-2 Ethernet uses this cable.
B-9 serial
CMOS
Coaxial
Output

29. LGA stands for ______.
CMOS
Line Grid Array
PCIe - PCI - AGP - ESIA - and ISA
Network communications

30. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
RJ-45
1024 x 786
USB Type A
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.

31. A temporary data storage location that can be read from and written to.
BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Random Access Memory (RAM)
removable chips on the motherboard

32. RAID stands for _________.
Redundant Array of Independant (Inexpensive) Disks.
Firewire 6-pin
Firmware
tasks or 'Threads'

33. An example of firmware.
40 or 80
BIOS
9-pin serial
Radial Lines

34. level three cache is located on _________.
removable chips on the motherboard
Network communications
DB-25
Error Correction Code.

35. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
RJ-11
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.
CMOS
Redundant Array of Independant (Inexpensive) Disks.

36. RAID 5 has at least ___ hard drives.
PCIe - PCI - AGP - ESIA - and ISA
3
detects and fixes corrupt data in RAM.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack

37. Level two cache is located on _______.
DB-25 parallel
7 or 15 (powered)
the motherboard
Serial

38. What are the two types of RAM?
Volatile
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
144

39. 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.
Software
DB-15
9
2048 x 1536

40. How many pins is a DDR DIMM?
184
Pin Grid Array
VGA/SVGA monitor
9

41. An example of a device that uses a low-density (two-row) male DB-15 connector.
TRS
Joystick
9
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.

42. What does ECC do?
2048 x 1536
Volatile
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.
detects and fixes corrupt data in RAM.

43. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
removable chips on the motherboard
BIOS
Too little voltage

44. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Firmware
Pin Grid Array
Networking and Communications
Serial

45. BIOS allows you to do 4 things - what are they?
BIOS
Firmware
Joystick
order Boot sequence - Integrated devices - drive controllers - power supply settings

46. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Coaxial
RJ-11
Front Side Bus.

47. What does ECC stand for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Error Correction Code.
Cache
removable chips on the motherboard

48. Serial mouse or external modem
Small Outline DIMM
B-9 serial
Cathode Ray Tube
Too little voltage

49. 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.
BIOS
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
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.
Standardization

50. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
BIOS
Cathode Ray Tube
Network communications
Input