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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.
RJ-11
7 or 15 (powered)
DB-15
PS/2-style mouse

2. Level two cache is located on _______.
the motherboard
Input
3
9

3. What is Virtual RAM?
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.
DB-25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
ECC

4. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
verifying data integrity.
removable chips on the motherboard
Very Brief time (milliseconds) of too much voltage

5. How many pins is a SODIMM DDR DIMM?
USB Type A
TRS
Firmware
144

6. Internal modem or telephone
RJ-11
Redundant Array of Independant (Inexpensive) Disks.
detects and fixes corrupt data in RAM.
Software

7. 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
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Very brief time (milliseconds) of too little voltage
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot

8. CPUs: What is RISC?
Standardization
Volatile
240
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

9. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
800 x 600
Error Correction Code.
USB Type A
Front Side Bus.

10. QXGA is ____x____
detects and fixes corrupt data in RAM.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
2048 x 1536
Very brief time (milliseconds) of too little voltage

11. Spike
7 or 15 (powered)
Serial
Random Access Memory (RAM)
Very Brief time (milliseconds) of too much voltage

12. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
Software
DB-25
Volatile

13. An example of a device that uses a TRS connector.
240
Speaker
RJ-11
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

14. What do the type types of Hard Drive acronyms stand for?
ATX - BTX - Micro ATX - ITX - NLX - and LPX
verifying data integrity.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
CMOS

15. Parity is used in some _____________ - hard drives - and RAM.
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.
Network communications
3

16. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
USB Type A
B-9 serial
Coaxial
BIOS

17. level three cache is located on _________.
removable chips on the motherboard
240
B-9 serial
Firmware

18. 10Base-5 Ethernet and game ports use this cable
Pin Grid Array
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
34
DB-15

19. UXGA is _____x_____
Joystick
Input
144
1600 x 1200

20. How many pins is a DDR2 DIMM?
Network communications
240
Very Brief time (milliseconds) of too much voltage
Radial Lines

21. What does ECC do?
Random Access Memory (RAM)
detects and fixes corrupt data in RAM.
Small Outline DIMM
144

22. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
CMOS
Hardware
184
Error Correction Code.

23. What are the two types of RAM?
DB-15
CMOS
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Very brief time (milliseconds) of too little voltage

24. What does LCD stand for?
Serial
4
PS/2-style mouse
Liquid Crystal Display

25. SCSI code is set by a 4 things - what are they?
800 x 600
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Output
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

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

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27. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
1600 x 1200
DB-25
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

28. Number of Pins for Drives: 3. SATA
5.25
4
1024 x 786
7 or 15 (powered)

29. Printers
BIOS
3
DB-25 parallel
USB Type A

30. 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.
240
Input
PS/2-style mouse
DB-15

31. What is a Blackout?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
DB-25
Power failure
Speaker

32. An example of firmware.
detects and fixes corrupt data in RAM.
Liquid Crystal Display
BIOS
CMOS

33. What does RIMM stand for?
Volatile
USB Type A
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

34. BIOS allows you to do 4 things - what are they?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
order Boot sequence - Integrated devices - drive controllers - power supply settings
CMOS
Network communications

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

36. RAID stands for _________.
1600 x 1200
Redundant Array of Independant (Inexpensive) Disks.
RJ-11
Cache

37. The BIOS is stored on the _______ chip that is on the motherboard.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
50 - 68 - or 80
Error Correction Code.
CMOS

38. The actual speed of the CPU is governed by a _______ setting called the clock rate.
Network communications
BIOS
1024 x 786
RJ-11

39. What does SIMM stand for?
Single Inline Memory Module - has 30 or 72 contacts on only one side.
200
Too little voltage
Complex -Instruction - Set - Chips - Used in General Purpose PCs

40. LGA stands for ______.
Line Grid Array
Cathode Ray Tube
CMOS
50 - 68 - or 80

41. How many pins is a SODIMM DDR2 DIMM?
34
200
184
Software

42. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
5.25
Pin Grid Array
DB-15

43. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
50 - 68 - or 80
charged coupled device (CCD)
Hardware
Too little voltage

44. What is the formal name of the 'headphone jack'?
DB-15
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
BIOS
Networking and Communications

45. A serial mouse connects to a computer with this connector.
9-pin serial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
PCIe - PCI - AGP - ESIA - and ISA
3

46. Number of Pins for Drives: 4. FDD
CMOS
Standardization
tasks or 'Threads'
34

47. Ethernet network
184
Cache
RJ-45
Joystick

48. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DB-25
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Radial Lines

49. A temporary data storage location that can be read from and written to.
Volatile
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Very Brief time (milliseconds) of too much voltage
Random Access Memory (RAM)

50. CPUS: What is CISC?
VGA/SVGA monitor
Line Grid Array
Complex -Instruction - Set - Chips - Used in General Purpose PCs
RJ-45