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Different types of Computer Port?
Port:- Port is a connecting socket outside the system into which different type of cables are plugged. It is place
where device are physically connected. There are many type of ports used in computer system. These ports are:-
👉 Serial Port
👉 Parallel Port
👉 USB Port (Universal serial bus)
👉 SCSI Port (Small Computer system Interface).
👉 Serial Port:- Serial port transmits one bit of a byte, one at a time as a single stream of bits. It is used for
transmitting slow data over long distances. E.g Dialup modem, serial mice use serial ports.
👉 Parallel Port:- A Parallel port transmit 8 bit of byte of data in parallel. It is used for transmitting fast data
over short distances. It is used to connect printer, monitor, projector etc.
👉 USB Port:- A USB port can connect up to 127 peripheral devices such as a mouse, digital camera, scanners,
speakers etc. It also permit to connect plug and play device.
👉 Small computer System Interface (SCSI Port):- SCSI port allows data to be transmitted in a daisy chain to
up to 7 devices at a higher speed (32 bit at a time). It is fast data transmitting device is used to connect HDD
(Hard disk drive, CD-ROM drives etc with the computer.

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17) The most widely used computer device is.
A.) Solid state disks

B.) External hard disk

C.) Internal hard disk

D.) Mouse

Answer: Option 'C'

L

Windows Softwares
AnyDesk V5.4.2 + Portable

AnyDesk is a comprehensive software solution that was developed to provide you with an alternative means of remotely accessing a computer, enabling you to work with various files and documents from afar.At its core is DeskRT, a new video codec that is specifically designed for graphical user interfaces. That's why AnyDesk is one leap ahead.
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Installation Guide :

1. Download and extract the file of the software.
2. Run the (Setup.exe) file and install the software.
3. This software is free and there is no need for activation.

AnyDesk V5.4.2
Size : 3MB

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18) which among the following is the time period during which a computer is malfunctioning or not operating correctly due to machine failures?

A) downtime
B) uptime
C) response time
D) runtime

Answer:-Downtime

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19) which device is used to reproduce drawings using pens that are attached to movable arms?

A) plotter
B) light pen
C) scanner
D) printer

Answer:-
Plotter

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20) Ctrl, Shift and Alt are called .......... keys.

A) modifier
B) function
C) alphanumeric
D) adjustment

Answer:- modifier