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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. The event of a program being loaded - retrieved - transmitted - or executed. Major components include: - CPU (Central Processing Unit) - RAM
Small Outline DIMM
VGA/SVGA monitor
USB Type A
Processing

2. Printer - Scanner - Camera - Printer - Mouse - Keyboard - External CD-ROM drive - MP3 player - PDA
Power failure
DB-25
USB Type A
1024 x 786

3. An example of a device that uses a high-density (three-row) DB-15 connector.
VGA/SVGA monitor
Radial Lines
Volatile
Processing

4. 10Base-2 Ethernet uses this cable.
9
Random Access Memory (RAM)
Coaxial
Front Side Bus.

5. What is a Blackout?
Power failure
Processing
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.
Networking and Communications

6. How many pins is a MICRODIMM DIMM?
34
RJ-11
CMOS
144

7. Ethernet network
RJ-45
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM
4
Componentization

8. 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)
Very Brief time (milliseconds) of too much voltage
Firmware
verifying data integrity.
Software

9. The actual speed of the CPU is governed by a _______ setting called the clock rate.
ECC
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.
BIOS
34

10. This device converts a visual input into a binary stream through an analog-to-digital conversion (ADC)
CMOS
BIOS
1024 x 786
RJ-11

11. Surge
Too much voltage
Pin Grid Array
Standardization
Redundant Array of Independant (Inexpensive) Disks.

12. 10Base-5 Ethernet and game ports use this cable
DB-25 parallel
DB-15
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
VGA/SVGA monitor

13. SDRAM sands for _______.
the motherboard
Networking and Communications
DB-25
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

14. UXGA is _____x_____
Coaxial
1600 x 1200
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
ECC

15. How many pins is a SODIMM DDR DIMM?
VGA/SVGA monitor
240
144
Very Brief time (milliseconds) of too much voltage

16. BIOS allows you to do 4 things - what are they?
Cache
Volatile
PCIe - PCI - AGP - ESIA - and ISA
order Boot sequence - Integrated devices - drive controllers - power supply settings

17. What is the formal name of the 'headphone jack'?
34
Redundant Array of Independant (Inexpensive) Disks.
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
9

18. What does RIMM stand for?
TRS
9-pin serial
RAMBUS Inline Memory Module - Comes in 184 and 232-pin slot
Joystick

19. What does CRT stand for?
BIOS
Componentization
1. jumper 2. dip switch 3. push button switch 4. and configured with a separae SCSI BIOS
Cathode Ray Tube

20. A serial mouse connects to a computer with this connector.
order Boot sequence - Integrated devices - drive controllers - power supply settings
DB-25 parallel
CMOS
9-pin serial

21. What are the 6 form factors of motherboards?
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.
the CPU
ATX - BTX - Micro ATX - ITX - NLX - and LPX

22. Printers
Very Brief time (milliseconds) of too much voltage
DB-25 parallel
Error Correction Code.
34

23. PGA stands for
BIOS
Componentization
USB Type A
Pin Grid Array

24. What does ECC stand for?
DB-15
a mini DIN Tip Sleeve Ring (TSR) 3.5 millimeter jack
Error Correction Code.
Joystick

25. 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.
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.
TRS
50 - 68 - or 80

26. RAID stands for _________.
Very Brief time (milliseconds) of too much voltage
Redundant Array of Independant (Inexpensive) Disks.
Hardware
Output

27. What are the two types of RAM?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Too much voltage
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
Too little voltage

28. What do the type types of Hard Drive acronyms stand for?
Small Outline DIMM
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
DB-25
Cathode Ray Tube

29. The process of the computer presenting - displaying - or otherwise giving data. These devices include: - Video - Audio - Printing
RJ-11
Output
200
Standardization

30. An example of a device that uses a low-density (two-row) male DB-15 connector.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Network communications
Joystick
tasks or 'Threads'

31. 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.
Speaker
BIOS
Componentization
9-pin serial

32. Level one cache is located on ___________.
ATX - BTX - Micro ATX - ITX - NLX - and LPX
the CPU
Complex -Instruction - Set - Chips - Used in General Purpose PCs
RJ-11

33. CPUs: What is RISC?
the motherboard
Pin Grid Array
Very Brief time (milliseconds) of too much voltage
Reduced Instruction - Set - Chips - Used in data collection - sensors - routers - and graphics processors.

34. An example of a device that uses a 6-pin Mini-DIN connector.
Network communications
Volatile
PS/2-style mouse
1600 x 1200

35. Serial ports have this many pins.
Serial
5.25
Dynamic and Static - Dynamic - loses info in the absence of power. Static - retains info like a hard drive.
9

36. How many pins is a DDR3 DIMM?
PS/2-style mouse
Cathode Ray Tube
200
240

37. An area of memory that holds recently-accessed data.
Input
TRS
Firewire 6-pin
Cache

38. What does LCD stand for?
Liquid Crystal Display
CMOS
Radial Lines
DB-25

39. The process of sending data to the computer. These devices include: - Mouse - Keyboard - Touchscreen
B-9 serial
Speaker
Redundant Array of Independant (Inexpensive) Disks.
Input

40. Serial mouse or external modem
Small Outline DIMM
Networking and Communications
B-9 serial
34

41. What does SODIMM stand for?
removable chips on the motherboard
Firmware
5.25
Small Outline DIMM

42. An example of firmware.
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Componentization
BIOS
Synchronous Dynamic RAM. Data transfer is timed to the system clock. DDR replaced 168 SDRAM

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

44. Number of Pins for Drives: 3. SATA
Input
DSD and SSD (DSD - Dynamic State Drives SSD - Solid State Drives)
7 or 15 (powered)
Too much voltage

45. ZIF stands for ______.
Input
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.
Very brief time (milliseconds) of too little voltage
3

46. What are the 4 main types of storage?
they plug into the motherboard to allow further expansion. 1. Magnetic Disk 2. Tape 3. Laser 4. Solid State Flash
Liquid Crystal Display
CMOS
1600 x 1200

47. What is a Brownout?
video ram for the use of the Graphic Processing Unit (GPU). Not related to Virtual RAM.
the motherboard
Too little voltage
800 x 600

48. What is a Sag?
Error Correction Code.
Very brief time (milliseconds) of too little voltage
Input
verifying data integrity.

49. How many pins is a DDR2 DIMM?
Output
240
Speaker
detects and fixes corrupt data in RAM.

50. Hard Drives mount at 3.5 or 2.5 - Optical Drives mount at _____.
5.25
DB-25 parallel
184
DB-15