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b. Which key on the keyboard primarily changes the text to uppercase?

(i) Enter (ii) A

(iii) Caps (iv) Delete
Lock

c. Which mouse action is used to open a program or file?
Click Click
Click

(i) (ii)

Click

(iii) (iv)

d. How do you scroll through a long document or web page using a mouse?

Click
Click
(i) (ii)

Click Click

(iii) (iv)

2. Write 'T' for true and 'F' for false.

a. A keyboard has three Enter keys.

b. The Backspace key is used to erase a letter or number to the left of
the cursor.

c. You can type your age using the number keys.

Using a Keyboard and a Mouse 33