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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. What are the 5 Expansion Slot types - Daughter Boards or Riser Boards?
50 - 68 - or 80
PS/2-style mouse
PCIe - PCI - AGP - ESIA - and ISA
Volatile
2. What does SIMM stand for?
Storage
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
240
Single Inline Memory Module - has 30 or 72 contacts on only one side.
3. What does ECC stand for?
Error Correction Code.
Liquid Crystal Display
Random Access Memory (RAM)
Front Side Bus.
4. Parity is used in some _____________ - hard drives - and RAM.
Cache
240
Network communications
800 x 600
5. 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.
BIOS
VGA/SVGA monitor
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
verifying data integrity.
6. What is a Blackout?
Power failure
BIOS
Serial
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.
7. What does RIMM stand for?
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
RJ-45
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Random Access Memory (RAM)
8. Serial ports have this many pins.
9
50 - 68 - or 80
200
Joystick
9. SDRAM sands for _______.
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
Processing
Too much voltage
Software
10. The BIOS is stored on the _______ chip that is on the motherboard.
tasks or 'Threads'
CMOS
Network communications
Input
11. Number of Pins for Drives: 2. SCSI
34
Single Inline Memory Module - has 30 or 72 contacts on only one side.
Input
50 - 68 - or 80
12. An example of a device that uses a TRS connector.
Line Grid Array
Too much voltage
Speaker
Redundant Array of Independant (Inexpensive) Disks.
13. What are the 4 main types of storage?
Firmware
144
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
ECC
14. External modems most commonly connect to this port.
CMOS
Serial
Very Brief time (milliseconds) of too much voltage
Error Correction Code.
15. SCSI code is set by a 4 things - what are they?
Firmware
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
PS/2-style mouse
240
16. 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.
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.
5.25
tasks or 'Threads'
17. 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.
Speaker
Standardization
PS/2-style mouse
RJ-11
18. What is a Sag?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Very brief time (milliseconds) of too little voltage
Single Inline Memory Module - has 30 or 72 contacts on only one side.
the CPU
19. level three cache is located on _________.
removable chips on the motherboard
Too little voltage
Networking and Communications
240
20. XGA is ____x_____
RJ-11
1024 x 786
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
Power failure
21. What are the two types of RAM?
Power failure
50 - 68 - or 80
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
22. BIOS allows you to do 4 things - what are they?
Power failure
Error Correction Code.
144
order Boot sequence - Integrated devices - drive controllers - power supply settings
23. Number of Pins for Drives: 1. PATA - ATA - IDE - or EIDE
Too little voltage
CMOS
40 or 80
order Boot sequence - Integrated devices - drive controllers - power supply settings
24. Serial mouse or external modem
B-9 serial
Coaxial
Single Inline Memory Module - has 30 or 72 contacts on only one side.
RJ-11
25. An example of a device that uses a 6-pin Mini-DIN connector.
PS/2-style mouse
Software
Cathode Ray Tube
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
26. 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.
Firmware
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
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.
27. LGA stands for ______.
Line Grid Array
144
Radial Lines
Complex -Instruction - Set - Chips - Used in General Purpose PCs
28. 10Base-2 Ethernet uses this cable.
DB-25
Coaxial
Radial Lines
40 or 80
29. An example of firmware.
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.
2048 x 1536
BIOS
CMOS
30. How many pins is a MICRODIMM DIMM?
the motherboard
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
144
Radial Lines
31. 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.
CMOS
PCIe - PCI - AGP - ESIA - and ISA
Coaxial
32. How many pins is a SODIMM DDR DIMM?
tasks or 'Threads'
144
Standardization
VGA/SVGA monitor
33. Level one cache is located on ___________.
the CPU
VGA/SVGA monitor
Firewire 6-pin
Small Outline DIMM
34. Surge
USB Type A
Front Side Bus.
200
Too much voltage
35. UXGA is _____x_____
Redundant Array of Independant (Inexpensive) Disks.
Input
removable chips on the motherboard
1600 x 1200
36. Video cameras (most common) Less commonly - similar devices that use USB connectors such as printers or external drives
2048 x 1536
3
Firewire 6-pin
Coaxial
37. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
CMOS
the CPU
Front Side Bus.
38. Level two cache is located on _______.
the motherboard
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
Speaker
Cache
39. What does CRT stand for?
its used as 'Endlessly' rewritable and used primarily as surveillance camera footage.
Radial Lines
Cathode Ray Tube
RJ-45
40. 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)
PS/2-style mouse
Line Grid Array
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.
Software
41. RAID 5 has at least ___ hard drives.
CMOS
Small Outline DIMM
3
Software
42. CPUS: What is CISC?
Complex -Instruction - Set - Chips - Used in General Purpose PCs
Componentization
DB-25
PCIe - PCI - AGP - ESIA - and ISA
43. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
240
Processing
Networking and Communications
Firewire 6-pin
44. A type of memory that loses data when the power is no longer supplied to the component.
RJ-11
Front Side Bus.
Volatile
USB Type A
45. DSD or Dynamic State Drives are organized into Tracks or Rings - and sectors or _____.
Cache
Radial Lines
DB-25 parallel
Cathode Ray Tube
46. QXGA is ____x____
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.
Firmware
CMOS
2048 x 1536
47. The physical components that work together to make a computer system or network: - Keyboard - mouse - monitor - printer - Connectors and cables - Drives - Circuit boards
Hardware
BIOS
Radial Lines
Liquid Crystal Display
48. Printers
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
DB-25 parallel
Cathode Ray Tube
Redundant Array of Independant (Inexpensive) Disks.
49. Spike
Standardization
Very Brief time (milliseconds) of too much voltage
Input
Firmware
50. CPUs: What is RISC?
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
order Boot sequence - Integrated devices - drive controllers - power supply settings
9
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash