Class-09 || IT & Computer || Question Solutions!

 A) Fill in the blanks:

1) Tim Berners Lee has created the first website.

2) Telemedicine is the use of information technology and telecommunication to provide health care from a distance.

3) Douglas Engelbart invented the first computer mouse.

4) Father of computer is called Charles Babbage.

5) Lady Ada is the first computer programmer.

B) Change the following sentences:

1) I gave him a noval for his birthday. [change in to passive]

S: A book was given to him on his birthday by me. 

2) A stone was being thrown by the kid in to river.[change in to active]

S:The kid was throwing a stone into the river.

C) Write short notes on:

1) Visual Communication :- Visual communication is the transmission of information and ideas using symbols and imagery. 

It includes signs, graphic designs, films, typography, and countless other examples. or. Visual communication is something that can be achieved through sight.

2) Digilocker :- DigiLocker is a cloud-based platform of the Government of India for the issuance and verification of documents & certificates digitally.

You can use it to store important and official documents such as educational certificates, birth certificates, PAN cards, Aadhaar cards, Passports and Voter IDs on your mobile phone. 

D) Differentiate between:

1) Merging and splitting cells

Merging cells means to combine cells by converting one or more cells into a single cell. 

Splitting cells is the reverse of merging cells.

Splitting cells adding a row or column, but it all takes place in one cell instead of a group of cells. 

2) Absolute URL and Relative URL

S: The complete address of a document on the internet is known as an absolute URL.

 The relative URL is a document's online partial address.

 All the information needed to locate files online is contained in the absolute URL. 

Only file names or file names with folder names are contained in relative URLs.

E) Answer the following questions:

1) Explain about some important keys of self management.

Answer: The following important keys of self management are:-

Skill 1. Time management.

Skill 2. Self motivation. 

Skill 3. Stress management. 

Skill 4. Adaptability. 

Skill 5. Decision making. 

Skill 6. Goal alignment. 

Skill 7. Personal development. 

2) What do you mean by protocol?

Answer:- 

A protocol is a set of rules and guidelines for communicating data. 

Rules are defined for each step and process during communication between two or more computers. 

Networks have to follow these rules to successfully transmit data.

 In networking, a protocol is a standardized set of rules for formatting and processing data. Protocols enable computers to communicate with one another.

3) What is the function of find & replace?

Answer:-

Find and Replace helps you to find words in a document and can replace all word in a documents. 

The Find function allows you to locate a particular number or text string, 

To Find, use the shortcut Ctrl+F.

while the Replace function helps you replace a particular number or text string with something else.

To Replace, use the shortcut Ctrl+H.

4) What is Page Break? How to insert Page Break in a document?

Answer:- 

A page break is a special marker to use the page breaks to control where a page ends and where a new page begins. Place the cursor where you want to start a new page.

Select Insert > Page Break.

F) Long Answer questions:

1) List the various types of keys on a keyboard. Briefly explain them.

2) What are the features of word processor?

3) What is margin? Write about the different types of margins.