ch4 cl 3b and 3e

L-4 (more about keyboard)

Q1 Name the different types of keys on a keyboard.

Ans The different type of keys are:

1. alphabet keys (26)
2. number keys ( 2sets of 0 to 9)
3. arrow keys( up ,down,right,left)
4. Function Keys ( F1 -F2)
5. Special keys (Alt ,Backspace ,Space etc...)

Q2Write functions of the following keys :

1. Backspace key : It rubs the character to the left of cursor.
2. Space key :It is the longest key on the keyboard. It helps to type a blank space.
3. Arrow keys : There are 4 arrow keys .They help to move the cursor in up ,down ,left or right directions.
4. Capslock key : When it is on ,it helps to type capital letters.
5. Enter key : It helps to start a new line.It is also called Return Key.
6. Shift key : There are two shift keys. They help us to type capital letters and symbols.
7. Delete keys: It rubs a charachter which is to the right of cursor.
8. Function keys : There are 12 function keys .They have special functions.

Q3 What are the keyboard manners ?

Ans THe keyboard manners are :

1. Do not pull or push the keyboard too hard. It may damage the wire that connects .
2. Donot keep anything on keyboard such as books and CDs etc..
3. Do not press keys too hard. Otherwise you may type the same letter again or break the key.

ch6 cl3b and 3e

                CHAPTER 6

INTRODUCTION TO INTERNET

Q1. What is internet?

A1. Internet is the biggest network of computers.

It connects millions of computers.

Q2. What are the uses of internet?

A2. *It helps to search information.

           *It helps to do online purchase.

           *It helps to send and receive e-mail.

           *It helps us to play games online.

           *It helps to download songs,   movies etc.

Q3.What are the requirements for internet?

A3. Computer, modem, telephone line, web browser

Q4. Define the following terms:

A4 WEBSITE: It is a collection of related webpages that provide information.

WEBPAGE: It is a part of website. It is like a page of the book.

WORLD WIDE WEB: It is the largest collection of information in the form of website.

WEB BROWSER: To open a website, a special software is used that is called Web browser.

L-4 (more about keyboard) class 3A,3F

L-4 (more about keyboard)

Q1 Name the different types of keys on a keyboard.

Ans The different type of keys are:

1. alphabet keys (26)
2. number keys ( 2sets of 0 to 9)
3. arrow keys( up ,down,right,left)
4. Function Keys ( F1 -F2)
5. Special keys (Alt ,Backspace ,Space etc...)

Q2Write functions of the following keys :

1. Backspace key : It rubs the character to the left of cursor.
2. Space key :It is the longest key on the keyboard. It helps to type a blank space.
3. Arrow keys : There are 4 arrow keys .They help to move the cursor in up ,down ,left or right directions.
4. Capslock key : When it is on ,it helps to type capital letters.
5. Enter key : It helps to start a new line.It is also called Return Key.
6. Shift key : There are two shift keys. They help us to type capital letters and symbols.
7. Delete keys: It rubs a charachter which is to the right of cursor.
8. Function keys : There are 12 function keys .They have special functions.

Q3 What are the keyboard manners ?

Ans THe keyboard manners are :

1. Do not pull or push the keyboard too hard. It may damage the wire that connects .
2. Donot keep anything on keyboard such as books and CDs etc..
3. Do not press keys too hard. Otherwise you may type the same letter again or break the key.