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Database Subject Enrichment
The mouse was invented by Douglas Engelbart in 1963. He called it
‘Computer-Aided Display Control’. He named it mouse only in 1970. The first
mouse was made of wood.
Post-Processingost-Processing
P
A mouse is a pointing device.
It is used to point, move, and select text, icons, files and folders on your
computer.
A mouse has two buttons – left and right, and a scroll wheel.
A mouse should be kept on a mouse pad.
A small arrow that moves on the screen is called a mouse pointer.
The different mouse actions are Click, Double-click, Click and Drag, and
Scrolling.
Info Retention
A. Tick [3] the correct option.
1. The number of buttons on a mouse is _________.
one two three
2. Which mouse action helps to move screen contents up and down?
left-click right-click scrolling
3. Which of the following is the mouse pointer?
B. Fill in the blanks using the Data Box.
Data Box mouse pad mouse pointer left
1. An arrow-like shape on the computer screen is called __________.
2. The mouse should be kept and moved on a __________.
3. When you move the mouse left, the mouse pointer moves __________.
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