Explanation

• E-mail stands for: Electronic Mail
• Father of E-mail: Ray Tomlinson
• First E-mail sent: 1971
• @ is used to divide an email into: two parts
• SMTP helps to send: E-mails
• SMTP stands for: Simple Mail Transfer Protocol
• Received email is saved: inbox
• Sent email is saved in: sent box
• Maximum attachment size in Yahoo Email: 25 MB
• G-mail stands: Google Mail
• Email spam also called: junk email
• To close email account click: sign out
• To create new E-mail: Sign Up
• Email hacking means: Illegal access to open email accounts of others
• Junk email is also called: Spam 
•  At sign (@): always a part of email address
• Sending an E-mail is similar to: writing a letter
• A allows us to access our e-mail from anywhere: Webmail interface 
• Bookmark:  is associated with Internet E-mail

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Explanation

Input devices are used to provide data and control signals to a computer.

• Examples: Keyboard, mouse, scanner, camera, joystick, and microphone.

Output devices display the results of that data. 

• Examples: Printer, Monitor, Plotter, Speaker, Headphones, Projector, GPS device, Optical mark reader, and Braille reader.

 Last updated 12 april 2026

Explanation

In MS Excel, "character" is not a valid data type.

There are Three types of data in cells: labels, values, and formulas.

1. Labels (text) are descriptive pieces of information, such as names, months, or other identifying statistics, and they usually include alphabetic characters.
2. Values (numbers) are generally raw numbers or dates.
3.  Formulas are instructions for Excel to perform calculations.

Explanation

Transfer method:

This refers to the process of moving data between secondary memory (like hard drives or SSDs) and primary memory (RAM).

For example, when files are loaded from a hard drive into RAM, data transfer occurs.

Explanation

80 percent of 700 is 560.

80 percent *700

= (80/100)*700

= (80*700)/100

= 56000/100 = 560

Explanation

Thalassemia is a genetic blood disorder caused by an abnormality in hemoglobin production.

It leads to reduced oxygen-carrying capacity of red blood cells.

Explanation

The 1965 war between India and Pakistan began on April 6, 1965 with the start of Operation Gibraltar.

India retaliated by crossing the international border at Lahore on September 6, 1965 and attacking Lahore and Kasur.

The war lasted 17 days.

The war ended with a ceasefire declared on September 22, 1965 after diplomatic intervention by the Soviet Union and the United States.

Explanation

Explanation

• Article 25 of the 1973 Constitution of Pakistan deals with Equality of citizens.
  
• Article 25(A) of constitution of 1973 deals with Right to education.

Last updated 18-07-2026 by NA

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

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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 + =

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

 Edit > Clear > Contents

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

 Shift + F11

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

 shift+1

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

 Alt+M

ND11-3-2023