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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. What does RIMM stand for?
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
1600 x 1200
CMOS
Serial

2. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
200
Volatile
Firmware
4

3. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
Firmware
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
40 or 80

4. How many pins is a SODIMM DDR2 DIMM?
Cathode Ray Tube
DB-25
50 - 68 - or 80
200

5. What does CRT stand for?
9
Cathode Ray Tube
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
charged coupled device (CCD)

6. What are the 4 main types of storage?
CMOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Volatile

7. A temporary data storage location that can be read from and written to.
Network communications
Random Access Memory (RAM)
Firewire 6-pin
184

8. Number of Pins for Drives: 2. SCSI
tasks or 'Threads'
50 - 68 - or 80
144
Hardware

9. CPUS: What is CISC?
DB-15
USB Type A
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Volatile

10. The actual speed of the CPU is governed by a _______ setting called the clock rate.
Firmware
Hardware
240
BIOS

11. What are the 6 form factors of motherboards?
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.
Componentization
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
ATX - BTX - Micro ATX - ITX - NLX - and LPX

12. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Input
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
800 x 600

13. What do the type types of Hard Drive acronyms stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Volatile
Radial Lines

14. Printers
CMOS
Very brief time (milliseconds) of too little voltage
charged coupled device (CCD)
DB-25 parallel

15. What is Virtual RAM?
Radial Lines
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.
200
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.

16. SCSI code is set by a 4 things - what are they?
Very brief time (milliseconds) of too little voltage
RJ-11
Radial Lines
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS

17. Number of Pins for Drives: 4. FDD
Line Grid Array
34
5.25
RJ-45

18. 10Base-2 Ethernet uses this cable.
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.
200
Coaxial
Random Access Memory (RAM)

19. An area of memory that holds recently-accessed data.
Cache
Single Inline Memory Module - has 30 or 72 contacts on only one side.
34
RJ-45

20. An example of a device that uses a TRS connector.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Liquid Crystal Display
Speaker
7 or 15 (powered)

21. UXGA is _____x_____
USB Type A
1600 x 1200
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Very Brief time (milliseconds) of too much voltage

22. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
the CPU
Hardware
BIOS
Serial

23. A type of memory that loses data when the power is no longer supplied to the component.
CMOS
Processing
Volatile
144

24. Level one cache is located on ___________.
PS/2-style mouse
DB-15
the CPU
DB-15

25. level three cache is located on _________.
removable chips on the motherboard
TRS
Speaker
Firewire 6-pin

26. Parity is a method of ____________. It is used when the reliability of the data is more important than the speed at which it is written or read. When the data is read or received - the bytes should still be even. If not - the data is corrupt.
verifying data integrity.
Pin Grid Array
DB-15
DB-15

27. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
charged coupled device (CCD)
BIOS
Storage
Random Access Memory (RAM)

28. SVGA is ____ x_____
Coaxial
PCIe - PCI - AGP - ESIA - and ISA
Front Side Bus.
800 x 600

29. The BIOS is stored on the _______ chip that is on the motherboard.
CMOS
charged coupled device (CCD)
BIOS
34

30. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Network communications
ECC

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

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32. What are the two types of RAM?
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DB-25 parallel
40 or 80

33. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
1024 x 786
Firewire 6-pin
PCIe - PCI - AGP - ESIA - and ISA
34

34. An example of a device that uses a low-density (two-row) male DB-15 connector.
DB-15
Joystick
Coaxial
184

35. 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.
DB-15
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Small Outline DIMM
verifying data integrity.

36. Parallel devices connect to this connector.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
verifying data integrity.
RJ-45
DB-25

37. LGA stands for ______.
Line Grid Array
Front Side Bus.
Joystick
Volatile

38. RAID stands for _________.
the motherboard
CMOS
Coaxial
Redundant Array of Independant (Inexpensive) Disks.

39. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Speaker
Front Side Bus.
B-9 serial
5.25

40. CPUs: What is RISC?
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
RJ-45
CMOS

41. Surge
800 x 600
200
Too much voltage
Network communications

42. Before sending a power supply to the recycling facility...
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
Front Side Bus.
Very brief time (milliseconds) of too little voltage

43. What does ECC do?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
detects and fixes corrupt data in RAM.
Firmware
5.25

44. Number of Pins for Drives: 3. SATA
40 or 80
7 or 15 (powered)
240
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.

45. An example of firmware.
BIOS
BIOS
240
Network communications

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

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47. How many pins is a SODIMM DDR DIMM?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
144
CMOS
Error Correction Code.

48. QXGA is ____x____
5.25
2048 x 1536
Too little voltage
800 x 600

49. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
240
RJ-45
VGA/SVGA monitor
Processing

50. How many pins is a MICRODIMM DIMM?
144
Processing
Cathode Ray Tube
the motherboard