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4. How to Use the Mouse?
i. Place the mouse on the keyboard and use it like a touchpad.
ii. Hold the mouse with both hands to move it faster.
iii. Use the mouse by pressing it down hard against the surface.
iv. Hold the mouse by putting your palm on the body of the mouse.
5. The numeric keypad is primarily used for:
i. Moving the cursor ii. Entering large amounts of numeric data
iii. Formatting text iv. Typing alphabets
B. Fill in the blanks.
1. .................................. takes into account any mistakes you make, giving a more accurate measure of your actual typing
skill.
2. To type capital letters, you have .................................. methods.
3. .................................. is like a second control key.
4. .................................. key are Special keys from F1 to F12 each having a different meaning depending on which
program is running.
5. .................................. key start a new line or create spaces between paragraphs, ensuring your text is well-organised
and easy to read.
21 st
C. Assertion and reasoning questions. Century #Critical Thinking
Skills
The following questions consist of two statements – Assertion (A) and Reason (R). Answer these questions by
selecting the appropriate option given below:
i. Both A and R are true and R is the correct explanation of A.
ii. Both A and R are true but R is not the correct explanation of A.
iii. A is true but R is false.
iv. A is false but R is true.
1. Assertion (A): The remaining two keys ‘G’ and ‘H’ on the second row are operated by the forefingers (Index
Finger) of left and right hand, respectively.
Reason (R): This finger positioning facilitates efficient typing without disrupting the natural resting position of
the fingers on the home row.
2. Assertion (A): Key number 5 on the numeric keypad is equipped with a small raised bump to guide touch
typists.
Reason (R): This tactile feature helps touch typists position their fingers accurately on surrounding keys without
needing to look at the keypad.
Section B (Subjective Type Questions)
A. Answer the following questions:
1. Discuss the various types of keys available on a computer keyboard. [CBSE Handbook]
2. List the correct position of the hands and body while typing.
3. What is Numeric Keypad?
4. What do you understand by Guide Keys? Name the Guide keys of a computer keyboard.
5. Explain the role of typing ergonomics. [CBSE Handbook]
21 st
B. Application-based question. Century #Critical Thinking
Skills
Simran is preparing a project report and wants to format her document professionally. She needs to:
a. Type several capital letters at the beginning of sentences without keeping Caps Lock on.
b. Add symbols like @, %, and $ in her report.
How can she efficiently do the above tasks?
Use Keyboard and Mouse for Data Entry 127

