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Test your basic knowledge |
Comptia A +: Hardware
Start Test
Study First
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. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
USB Type A
Standardization
charged coupled device (CCD)
Volatile
2. How many pins is a SODIMM DDR DIMM?
detects and fixes corrupt data in RAM.
200
tasks or 'Threads'
144
3. level three cache is located on _________.
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
CMOS
charged coupled device (CCD)
removable chips on the motherboard
4. How many pins is a DDR3 DIMM?
Pin Grid Array
removable chips on the motherboard
240
Cache
5. 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.
Front Side Bus.
Standardization
VGA/SVGA monitor
40 or 80
6. An example of firmware.
detects and fixes corrupt data in RAM.
Componentization
BIOS
Redundant Array of Independant (Inexpensive) Disks.
7. CPUS: What is CISC?
Firewire 6-pin
184
Complex -Instruction - Set - Chips - Used in General Purpose PCs
verifying data integrity.
8. Number of Pins for Drives: 4. FDD
34
Componentization
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
VGA/SVGA monitor
9. A temporary data storage location that can be read from and written to.
9-pin serial
Random Access Memory (RAM)
order Boot sequence - Integrated devices - drive controllers - power supply settings
BIOS
10. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
Storage
Firmware
verifying data integrity.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
11. UXGA is _____x_____
RJ-45
1600 x 1200
DB-15
Coaxial
12. External modems most commonly connect to this port.
Serial
2048 x 1536
RJ-11
PCIe - PCI - AGP - ESIA - and ISA
13. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
1600 x 1200
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
9-pin serial
14. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Processing
9
Front Side Bus.
Firmware
15. Both Parity and _______ decrease efficiency - but increase reliability in RAM.
Software
RJ-45
ECC
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
16. What is the formal name of the 'headphone jack'?
1024 x 786
removable chips on the motherboard
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
7 or 15 (powered)
17. An example of a device that uses a TRS connector.
BIOS
Speaker
Front Side Bus.
DB-25 parallel
18. An area of memory that holds recently-accessed data.
Cathode Ray Tube
40 or 80
Cache
200
19. QXGA is ____x____
184
2048 x 1536
240
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
20. How many pins is a DDR DIMM?
VGA/SVGA monitor
7 or 15 (powered)
184
removable chips on the motherboard
21. BIOS allows you to do 4 things - what are they?
Very brief time (milliseconds) of too little voltage
Storage
Redundant Array of Independant (Inexpensive) Disks.
order Boot sequence - Integrated devices - drive controllers - power supply settings
22. What do the type types of Hard Drive acronyms stand for?
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.
Cathode Ray Tube
Volatile
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
23. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
144
B-9 serial
Hardware
5.25
24. What is Virtual RAM?
Serial
CMOS
Liquid Crystal Display
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.
25. Ethernet network
RJ-45
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
40 or 80
BIOS
26. What is VRAM used for?
USB Type A
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
240
Output
27. 10Base-2 Ethernet uses this cable.
800 x 600
Coaxial
B-9 serial
VGA/SVGA monitor
28. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
charged coupled device (CCD)
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
USB Type A
VGA/SVGA monitor
29. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
34
Input
Networking and Communications
ECC
30. What does SODIMM stand for?
240
PS/2-style mouse
2048 x 1536
Small Outline DIMM
31. LGA stands for ______.
PS/2-style mouse
Standardization
Line Grid Array
Small Outline DIMM
32. What are the 4 main types of storage?
B-9 serial
50 - 68 - or 80
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Random Access Memory (RAM)
33. Number of Pins for Drives: 3. SATA
Cathode Ray Tube
7 or 15 (powered)
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.
PS/2-style mouse
34. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
CMOS
Very brief time (milliseconds) of too little voltage
40 or 80
34
35. An example of a device that uses a high-density (three-row) DB-15 connector.
Pin Grid Array
VGA/SVGA monitor
240
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.
36. What does ECC do?
Error Correction Code.
detects and fixes corrupt data in RAM.
BIOS
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.
37. PGA stands for
Error Correction Code.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Standardization
Pin Grid Array
38. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
3
CMOS
PCIe - PCI - AGP - ESIA - and ISA
TRS
39. What is a Brownout?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Too little voltage
Coaxial
ATX - BTX - Micro ATX - ITX - NLX - and LPX
40. Before sending a power supply to the recycling facility...
50 - 68 - or 80
4
Standardization
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.
41. 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.
Volatile
B-9 serial
DB-15
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
42. 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.
240
Componentization
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
CMOS
43. SVGA is ____ x_____
800 x 600
CMOS
DB-15
DB-25
44. Serial mouse or external modem
40 or 80
Output
Pin Grid Array
B-9 serial
45. Multiple core allow the PC to simultaneously process multiple ______.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
46. XGA is ____x_____
Line Grid Array
1024 x 786
Redundant Array of Independant (Inexpensive) Disks.
Liquid Crystal Display
47. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
DB-25
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Very brief time (milliseconds) of too little voltage
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.
Radial Lines
Speaker
40 or 80
49. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
184
CMOS
BIOS
USB Type A
50. 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.
Pin Grid Array
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.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
verifying data integrity.