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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. Number of Pins for Drives: 4. FDD
34
Hardware
50 - 68 - or 80
removable chips on the motherboard
2. How many pins is a DDR3 DIMM?
Output
ATX - BTX - Micro ATX - ITX - NLX - and LPX
240
TRS
3. LGA stands for ______.
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.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Line Grid Array
Hardware
4. Serial mouse or external modem
Liquid Crystal Display
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
B-9 serial
Volatile
5. 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.
Too little voltage
Firewire 6-pin
Coaxial
Componentization
6. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
Output
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
PS/2-style mouse
7. What are the 6 form factors of motherboards?
ECC
184
charged coupled device (CCD)
ATX - BTX - Micro ATX - ITX - NLX - and LPX
8. How many pins is a DDR2 DIMM?
240
TRS
Standardization
9
9. XGA is ____x_____
Error Correction Code.
Liquid Crystal Display
Too little voltage
1024 x 786
10. 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
11. How many pins is a DDR DIMM?
184
Joystick
Output
Input
12. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Componentization
Radial Lines
50 - 68 - or 80
13. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Radial Lines
Error Correction Code.
184
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.
14. What does LCD stand for?
Firewire 6-pin
USB Type A
2048 x 1536
Liquid Crystal Display
15. A dime sized component of the camera head into which light enters and is converted into and electronic or video signal
B-9 serial
2048 x 1536
charged coupled device (CCD)
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.
16. An example of a device that uses a low-density (two-row) male DB-15 connector.
Joystick
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
the CPU
Too much voltage
17. The act of keeping or maintaining data. These devices include: - Hard disk drive - Floppy disk drive - Optical drives (CD-ROM - DVD) - Flash drive
BIOS
Storage
3
Random Access Memory (RAM)
18. An example of firmware.
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
1024 x 786
BIOS
9-pin serial
19. QXGA is ____x____
CMOS
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
184
2048 x 1536
20. What is a Blackout?
Liquid Crystal Display
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Power failure
240
21. ZIF stands for ______.
DB-15
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Firmware
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.
22. Internal modem or telephone
Storage
DB-15
RJ-11
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
23. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
Small Outline DIMM
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
TRS
detects and fixes corrupt data in RAM.
24. Spike
Very Brief time (milliseconds) of too much voltage
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
25. Level two cache is located on _______.
DB-25
the motherboard
Componentization
Small Outline DIMM
26. Parallel devices connect to this connector.
DB-15
DB-25
Too much voltage
40 or 80
27. What does RIMM stand for?
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
BIOS
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
ECC
28. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
Very brief time (milliseconds) of too little voltage
DB-15
Liquid Crystal Display
29. A special RAM chip powered and maintained by a small battery that holds basic configuration data a computer needs to start.
CMOS
1024 x 786
DB-15
Too much voltage
30. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
CMOS
BIOS
Very brief time (milliseconds) of too little voltage
Front Side Bus.
31. Ethernet network
Network communications
charged coupled device (CCD)
2048 x 1536
RJ-45
32. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
40 or 80
Coaxial
DB-25
Line Grid Array
33. What is the formal name of the 'headphone jack'?
800 x 600
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Networking and Communications
34. How many pins is a MICRODIMM DIMM?
144
Line Grid Array
Power failure
TRS
35. CPUs: What is RISC?
verifying data integrity.
Small Outline DIMM
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
PCIe - PCI - AGP - ESIA - and ISA
36. SCSI code is set by a 4 things - what are they?
Random Access Memory (RAM)
2048 x 1536
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
RJ-11
37. What does ECC do?
3
CMOS
1600 x 1200
detects and fixes corrupt data in RAM.
38. What is a Sag?
verifying data integrity.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Serial
Very brief time (milliseconds) of too little voltage
39. 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.
Power failure
Error Correction Code.
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
40. BIOS allows you to do 4 things - what are they?
Input
order Boot sequence - Integrated devices - drive controllers - power supply settings
verifying data integrity.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
41. Parity is used in some _____________ - hard drives - and RAM.
144
Network communications
5.25
the motherboard
42. An example of a device that uses a TRS connector.
charged coupled device (CCD)
Speaker
Too much voltage
Single Inline Memory Module - has 30 or 72 contacts on only one side.
43. 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.
Very Brief time (milliseconds) of too much voltage
Network communications
order Boot sequence - Integrated devices - drive controllers - power supply settings
44. 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)
Storage
184
Software
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.
45. Surge
Too little voltage
DB-15
Too much voltage
240
46. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Power failure
184
Hardware
47. Number of Pins for Drives: 2. SCSI
TRS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
1024 x 786
50 - 68 - or 80
48. Number of Pins for Drives: 3. SATA
TRS
7 or 15 (powered)
Too little voltage
USB Type A
49. What is Virtual RAM?
Volatile
BIOS
7 or 15 (powered)
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.
50. RAID 5 has at least ___ hard drives.
5.25
Componentization
Liquid Crystal Display
3