Explanation

Sodium chloride, commonly known as table salt, is an ionic compound with the chemical formula NaCl,

representing a 1:1 ratio of sodium and chloride ions

Formula: NaCl

Explanation

Explanation

Superscript & subscript are known as Font effects.

Superscript is used to create small letters above the line of text.

Subscript is used to create small letters below the line of text

Subscript shortcut key: Ctrl, Shift + Plus sign (+)

Superscript shortcut key: Ctrl, Shift, and the Plus sign (+) at the same time.

Explanation

Olympic Games logo has 5 rings which represent five continents.

Europe, Africa, Asia, Australia, America

Explanation

Austria Capital is Vienna.

Austria Currency is Euro.

Austria official language is German.

Austria located is in Continent Europe.

Austria Primary Religion is Christianity.

Austria Parliament called National Assembly.

Tricks for Remember

EURO

 BIG -FAN-PI –SMS

Mind Trick : BIG FAN of PI and wished through SMS

**BIG**

B-Belgium

I-Ireland

G-Germany

**FAN**

F-France

A-Austria

N-Netherland

**PI**

P-Portugal

I-Italy

**SMS**

S-Spain

M-Malta

S-Solvaria

Explanation

The F1 key is used to Help

****

F1: Opens the Help system for the active window.

F4: Creates a new document in programs that support this command

pressing F2 renames the file

F5 is also commonly used as a reload key

The F7 key is widely used to spell check 

Explanation

World War II or the Second World War, was a global war that started from 1939 

The Little Boy type of bomb, was dropped on the Japanese city of Hiroshima on 6 August 1945 during World War II

The Fat Man was dropped on Nagasaki, Japan, on August 9, 1945, at 11:01 AM

the 2nd World War End on 1945

**

World War I was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.

Explanation

Explanation

Bangladesh Capital is Dhaka.

Bangladesh Currency is Taka.

Bangladesh official language is Bangla.

Bangladesh located is in Continent Asia.

Bangladesh Primary Religion is Islam.

Bangladesh Head of Govt. is Prime Minister – Sheikh Hasina.

Bangladesh Parliament called Jatia Parliament.

Explanation

By default, a document uses portrait orientation, because most documents are primarily text, and text works well in this vertical format.