Explanation

Asperity means مزاج میں سختی یا کٹھا پن

Amenity means شائستگی

Synonyms for ASPERITY: acerbity, acidity, acidness, acridity

Explanation

triumph

فتح

Explanation

A Workbook is a group of Worksheets.

A workbook is a file that contains one or more worksheets to help you organize data.

A workbook initially contains three worksheets, which are saved in a single file. 

1. Sheet1

2. Sheet2

3. Sheet3

Explanation

The touch screen is an Input device and an Output device. 

Not only is it capable of accepting input, but it also displays the output from the computer.

Explanation

Here this sentence is talking about a particular book.

We use the before a particular thing.

The is an article here. 

I enjoyed reading the book you gave me.

Explanation

Cordial means friendly, but formal and polite.

Explanation

Explanation

Perpetual means permanent.

never ending کبھی نہ ختم ہونے والا

Explanation

Digital computer, data are represented as discrete signals

ڈیجیٹل کمپیوٹر، ڈیٹا کو مجرد سگنل کے طور پر پیش کیا جاتا ہے۔

Explanation

A systems theory of management includes

 the manager as the control mechanism