Explanation

The brain of the computer is the CPU

CPU stands for the central processing unit

The first commercial CPU was invented by Italian Physicist Federico Faggin

The first CPU was the Intel 404 released by Intel in 1971.

**

The five basic parts of a computer are:

1. the motherboard
2. central processing unit (CPU)
3. input-output units
4. memory (RAM and ROM)
5.  storage (SSD or HDD)
   

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AGM 07.5.23

Explanation

Ms. Excel is a Spreadsheet program

MS Excel is based on WINDOWS

shortcut key in  MS Excell:

which key is used for help in MS excel?

 F1

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Shift+Backspace

**

Which key is used to enter the current date in Excel?

 Ctrl+;

Which key is used for the GO TO tab in Ms. Excel?

 F5 

Which key is used for excel column highlight?

CTRL + space

What is the keyboard shortcut to insert a SUM formula in MS Excel?

 ALT + =

***

The delete key of the keyboard is assigned to which command in excel?

 Edit > Clear > Contents

****

The shortcut key to insert a new worksheet in Excel is _____.

 Shift + F11

****

in excel which key is used to format numbers in comma format?

 shift+1

*****

In Excel which shortcut key is used to go to the formula tab?

 Alt+M

ND11-3-2023

Explanation

ARPA stand for Advanced Research Projects Agency.

ARPANET was the basis of the Internet.

ARPANET Concept first published in 1967.

ARPANET was developed by the U.S.A.

Explanation

1 byte equals 8 bits.

Additional Information

Explanation

A Word Processor (like MS Word or Google Docs) is mainly used for creating, editing, and formatting text documents, such as letters, reports, and memos.

Explanation

PowerPoint is a software specifically designed for creating slides and presentations.

It is widely used for business, educational, and professional purposes.

Explanation

World Wide Web (WWW)

English scientist Tim Berners-Lee invented the World Wide Web in 1989.

WWW Birthplace CERN is near Geneva, Switzerland.

The browser was released to the general public in August 1991.

__

World-Wide Web Worm (WWWW)

Explanation

Explanation

Microcomputers are also called personal computers.

These are computers designed for individual use, which includes desktops, laptops, and tablets.

Explanation

F1: To open Microsoft Excel help.

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RY18012023