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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.
_
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

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21) MS-Word is an example of _

A) An operating system
B) A processing device
C) Application software
D) An input device

Answer:-
C) application software

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22) A computer cannot "boot" if it does not have the _

A) Compiler
B) Loader
C) Operating system
D) Assembler


Answer: C) Operating system

Explanation:
An operating system is the system software that handles the software and hardware resources and provides services for the computer programs. SO without an operating system, a computer cannot "boot".

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23) ____ is the process of dividing the disk into tracks and sectors

A) Tracking
B) Formatting
C) Crashing
D) Allotting

Answer & Explanation
Answer: B) Formatting

Explanation:
The process of dividing the disk into tracks and sectors is called as formatting.

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24) _____are attempts by individuals to obtain confidential information from you by falsifying their identity

A) Phishing trips
B) Computer viruses
C) Phishing scams
D) Spyware scams

Answer:
C) Phishing scams

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26)Junk e-mail is also called __

A) Spam
B) Spoof
C) Sniffer script
D) Spool

Answer & Explanation
Answer: A) Spam

Explanation:

 
Junk e-mail is also called Spam.
 
Sending irrelevant messages or the same message to a large number of users over the internet for the purpose of advertisement or malicious intent is called as spamming and that content is called as SPAM or JUNK.

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27) Microsoft Office is an example of a

A) Closed source software
B) Open source software
C) Horizontal market software
D) vertical market software

Answer & Explanation

Answer: C) Horizontal market software

Explanation:
Microsoft Office is an example of a Horizontal market software.
 

 
In computers, software is a collection of programs which performs a task. Horizontal market software is an application software that is useful in a wide range of industries. Horizontal market software is also known as "productivity software."
 
Examples :
Email, Payroll, Operating Systems (OS), Spread sheets, etc...

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28) By default, your documents print in ____ mode

A) Landscape
B) Portrait
C) Page Setup
D) Print View

Answer

Answer: B) Portrait

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29)Which of the following is a popular programming language for developing multimedia webpages.

A) COBOL
B) Java
C) BASIC
D) Assembler

Answer & Explanation

Answer: B) Java

Explanation:
Java is a general-purpose computer-programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible.
 


Java is used to develop mobile apps, web apps, desktop apps, games and much more...

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30)The first computer was programmed using .......

A) Assembly language
B) Machine language
C) Spaghetti code
D) Source code

Answer & Explanation

Answer: B) Machine language

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31) The computer's processor consists of the following parts

A) CPU and Main Memory
B) Hard Disk and Floppy Drive
C) Control Unit and ALU
D) Operating System and Application

Answer

Answer: C) Control Unit and ALU