Question

Q1:      Which of the following is an input peripheral device?

• Speakers
• Printer
• Mouse
• Display monitor

Q2:      Which type of input peripheral is most prevalent in a Point of Sale system?

• External USB storage
• Card reader
• Thermal receipt printer
• Projector

Q3:      Which type of cable can transmit audio and video?

• VGA
• DisplayPort
• HDMI
• 3.5mm Audio Cable

Q4       Why do twisted pair copper cables use wire pairs twisted around each other?

• To increase the thickness of the cable
• To reduce the thickness of the cable
• To reduce interference from the adjacent wire
• To make the cable less susceptible to fire

Q5:      Which type of RAM is used exclusively in laptops?

• SODIMM
• DDR3
• DDR
• DDR4

Q6:      Which firmware security standard can be used to store disk encryption keys?

• SLA
• TPM
• UEFI
• USB

Q7:      Which RAID level is Disk Mirroring?

• 3
• 1
• 0
• 5

Q8:      Which type of printer uses toner?

• Impact
• Inkjet
• Thermal
• Laser

Q9:      Which technique do 3D printers use to create objects?

• Fusing
• Heating
• Layering
• Carving

Q10:    Which of the following item DOES NOT store data?

• Random Access Memory
• CD-R
• LCD Screen
• USB Drive

Answer 1

Question No 1:

C). Mouse:

Input devices are peripheral devices and in the above only mouse is the input device.

Question No 2:

B). Card reader:

Card reader is the most prevalent input device used in the point of sale system.

Question No 3:

C. HDMI:

High-Definition Multimedia Interface is the device used to transmit both audio and video on a device it is basically a medium to transmit data from one device to another.

Question No 4:

C. To reduce interference from the adjacent wire:

Twisted copper cables are used to reduce the interference from the adjacent wires.   

Question No 5:

DDR3:
Double Data Rate Ram is exclusively used for laptops because as the laptop is a low end device it is none compare to PC so a standard RAM is allocated only for laptops so that they can

Question No 6:

Trusted Platform Module (TPM):
TPM is basically a device which we use encryption technique to saveguard our data

Question 7:
B. 1:
Disk mirroring is the level 1 of the RAID in this dual work can be done like read and write

Question No 8:

D. Laser:

Laser printer is the only printer which uses toner technology other printers uses ink etc.

Question No 9:

Fusing:

  It is basically a process like photosynthesis and our 3rd printers uses this technique to print data.

Question No 10:

LCD Screen:

LCD screen is an output device it has no memory storage capacity other devices in the above list are storage devices.

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Answer 2

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