Viva Questions (35)

Click on any card to reveal the answer.

Q1

What is a computer?

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Answer

An electronic device that manipulates information or data, with the ability to store, retrieve, and process data.

Q2

What is POST in booting?

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Answer

Power-On Self-Test. A diagnostic testing sequence run by a computer's BIOS to determine if the hardware components are working correctly.

Q3

What is the purpose of the <a> tag in HTML?

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Answer

It defines a hyperlink, which is used to link from one page to another.

Q4

What is a shell script?

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Answer

A computer program designed to be run by the Unix shell, a command-line interpreter.

Q5

What is LaTeX?

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Answer

A high-quality typesetting system; it includes features designed for the production of technical and scientific documentation.

Q6

What is a motherboard?

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Answer

The main printed circuit board (PCB) in general-purpose computers and other expandable systems.

Q7

What is BIOS/UEFI?

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Answer

Basic Input/Output System / Unified Extensible Firmware Interface. Firmware used to perform hardware initialization during the booting process.

Q8

What is a bootable USB drive?

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Answer

A USB drive that contains a bootable operating system, allowing a computer to boot from it instead of its internal hard drive.

Q9

What does ls command do?

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Answer

Lists directory contents in Unix and Unix-like operating systems.

Q10

What is a LaTeX document class?

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Answer

It defines the overall layout and formatting of a LaTeX document (e.g., article, report, book).

Q11

What are the units of CPU?

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Answer

Arithmetic Logic Unit (ALU) and Control Unit (CU).

Q12

What is kernel initialization?

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Answer

The phase in the boot process where the operating system's core (kernel) is loaded into memory and starts initializing hardware and software components.

Q13

What is CSS?

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Answer

Cascading Style Sheets, a style sheet language used for describing the presentation of a document written in HTML or XML.

Q14

What is chmod used for?

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Answer

To change the access permissions of file system objects (files and directories).

Q15

What is the use of \begin{document} in LaTeX?

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Answer

It marks the beginning of the actual document content in a LaTeX file.

Q16

What is NIC?

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Answer

Network Interface Card, a hardware component that connects a computer to a computer network.

Q17

What is a bootloader?

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Answer

A program that loads an operating system or some other software for the computer after completion of the power-on self-tests.

Q18

Difference between static and dynamic web pages?

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Answer

Static pages display the same content for all users, while dynamic pages can display different content and interact with users based on server-side processing.

Q19

What is grep command?

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Answer

A command-line utility for searching plain-text data sets for lines that match a regular expression.

Q20

What is \section{} in LaTeX?

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Answer

A command used to create a numbered section heading.

Q21

What is SMPS?

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Answer

Switched-Mode Power Supply, an electronic power supply that incorporates a switching regulator to convert electrical power efficiently.

Q22

What is Secure Boot?

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Answer

A security standard developed by members of the PC industry to help make sure that a device boots using only software that is trusted by the Original Equipment Manufacturer (OEM).

Q23

What is <img> tag?

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Answer

Used to embed an image in an HTML page.

Q24

What is cp command?

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Answer

A command in Unix-like operating systems for copying files and directories.

Q25

What is LaTeX used for?

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Answer

Typesetting documents, especially those containing complex mathematical formulas, scientific articles, and books.

Q26

What is firmware?

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Answer

A specific class of computer software that provides the low-level control for a device's specific hardware.

Q27

What is GRUB?

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Answer

GRand Unified Bootloader, a boot loader package from the GNU Project commonly used in Linux.

Q28

What is HTML?

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Answer

HyperText Markup Language, the standard markup language for documents designed to be displayed in a web browser.

Q29

What is mv command?

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Answer

A command used to move or rename files and directories.

Q30

What is \title{} in LaTeX?

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Answer

A command used to declare the title of the document.

Q31

What is a computer case?

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Answer

The enclosure that contains most of the components of a personal computer.

Q32

What is Windows Boot Manager?

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Answer

A Microsoft-provided boot application that sets up the boot environment and loads the Windows operating system.

Q33

What are input devices?

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Answer

Hardware devices that send data to a computer, allowing you to interact with and control it (e.g., keyboard, mouse).

Q34

What is mkdir command?

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Answer

A command used to make (create) new directories.

Q35

What is \author{} in LaTeX?

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Answer

A command used to declare the author(s) of the document.