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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. Multicore CPUs share a common ____ _____ _____. Which can cause traffic bottlenecks as competing cores communicate on the main system bus.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
Volatile
CMOS
Front Side Bus.
2. Before sending a power supply to the recycling facility...
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
USB Type A
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.
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.
3. Serial ports have this many pins.
1024 x 786
Radial Lines
9
CMOS
4. What is the formal name of the 'headphone jack'?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
RJ-45
5. 10Base-2 Ethernet uses this cable.
Coaxial
240
9-pin serial
Software
6. Printers
order Boot sequence - Integrated devices - drive controllers - power supply settings
DB-25 parallel
7 or 15 (powered)
RJ-45
7. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
DB-25
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Networking and Communications
Output
8. The BIOS is stored on the _______ chip that is on the motherboard.
DB-15
40 or 80
240
CMOS
9. What does CRT stand for?
3
Very Brief time (milliseconds) of too much voltage
Cathode Ray Tube
Power failure
10. CPUS: What is CISC?
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Random Access Memory (RAM)
Output
11. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
DB-25
40 or 80
PCIe - PCI - AGP - ESIA - and ISA
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
12. 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
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
ECC
13. BIOS allows you to do 4 things - what are they?
CMOS
order Boot sequence - Integrated devices - drive controllers - power supply settings
DB-15
tasks or 'Threads'
14. LGA stands for ______.
BIOS
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Line Grid Array
the CPU
15. 10Base-5 Ethernet and game ports use this cable
DB-15
the CPU
Volatile
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
16. Level one cache is located on ___________.
the CPU
DB-15
240
Very Brief time (milliseconds) of too much voltage
17. An example of a device that uses a high-density (three-row) DB-15 connector.
Input
Output
VGA/SVGA monitor
Pin Grid Array
18. QXGA is ____x____
Front Side Bus.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
charged coupled device (CCD)
2048 x 1536
19. An example of a device that uses a TRS connector.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Speaker
Front Side Bus.
Software
20. RAID 5 has at least ___ hard drives.
PS/2-style mouse
4
2048 x 1536
3
21. An example of firmware.
BIOS
Front Side Bus.
4
ATX - BTX - Micro ATX - ITX - NLX - and LPX
22. Software that has been permanently placed in a hardware component. An example is a BIOS chip.
240
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Firmware
Componentization
23. Parallel devices connect to this connector.
Componentization
Line Grid Array
Cache
DB-25
24. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
Input
Very brief time (milliseconds) of too little voltage
34
DB-15
25. Parity is used in some _____________ - hard drives - and RAM.
verifying data integrity.
Random Access Memory (RAM)
Firmware
Network communications
26. An example of a device that uses a low-density (two-row) male DB-15 connector.
BIOS
Complex -Instruction - Set - Chips - Used in General Purpose PCs
tasks or 'Threads'
Joystick
27. What is DVD-RAM? and how is it used?
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
28. How many pins is a DDR2 DIMM?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
240
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Random Access Memory (RAM)
29. An area of memory that holds recently-accessed data.
Cache
detects and fixes corrupt data in RAM.
Serial
order Boot sequence - Integrated devices - drive controllers - power supply settings
30. Speaker or microphone - Common color codes for connectors are: Red = Mic In - Blue = Line In - Green = Line Out
TRS
order Boot sequence - Integrated devices - drive controllers - power supply settings
1600 x 1200
200
31. What are the 6 form factors of motherboards?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
40 or 80
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Too little voltage
32. What does ECC stand for?
Error Correction Code.
Very Brief time (milliseconds) of too much voltage
Redundant Array of Independant (Inexpensive) Disks.
1600 x 1200
33. SCSI code is set by a 4 things - what are they?
Very brief time (milliseconds) of too little voltage
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Line Grid Array
Componentization
34. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
BIOS
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
CMOS
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
35. 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.
2048 x 1536
verifying data integrity.
5.25
36. 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.
BIOS
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Cathode Ray Tube
37. Spike
USB Type A
DB-25
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Very Brief time (milliseconds) of too much voltage
38. What is VRAM used for?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Power failure
144
34
39. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
Line Grid Array
ECC
Serial
40. SDRAM sands for _______.
Firmware
240
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Complex -Instruction - Set - Chips - Used in General Purpose PCs
41. A serial mouse connects to a computer with this connector.
9-pin serial
Serial
Firmware
ECC
42. PGA stands for
removable chips on the motherboard
800 x 600
Pin Grid Array
40 or 80
43. RAID 1+0 and 0+1 require ____ disks which are two disks that are striped and then mirrored or vise vera.
Volatile
RJ-45
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
4
44. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
Firewire 6-pin
Random Access Memory (RAM)
144
DB-25
45. 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.
Componentization
DB-25
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
DB-15
46. A temporary data storage location that can be read from and written to.
Firmware
order Boot sequence - Integrated devices - drive controllers - power supply settings
Random Access Memory (RAM)
9
47. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
DB-25 parallel
Processing
Random Access Memory (RAM)
7 or 15 (powered)
48. External modems most commonly connect to this port.
Serial
240
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Small Outline DIMM
49. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
200
Liquid Crystal Display
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
50. What does SODIMM stand for?
Firmware
Radial Lines
ATX - BTX - Micro ATX - ITX - NLX - and LPX
Small Outline DIMM