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Subject :ICSO    Class : Class 5

A pointing device that is also known as touchpad using which the cursor is moved by touching with the fingers.
A Light pen
B Trackpad
C Trackball
D Optical Mouse


Can anyone explain to me how this Question's answer is B (ASAP)?

Ans 1:

Class : Class 5

Ans 2:

Class : Class 6
TRACKPAD

Ans 3:

Class : Class 4
track pad

Ans 4:

Class : Class 1
track pad

Ans 5:

Class : Class 4
track pad

Ans 6:

Class : Class 5
Trackpad

Ans 7:

Class : Class 9
IT IS BECAUSE IT HAS A DEVICE CALLED TRACKPAD IN IT

Ans 8:

Class : Class 6
i dont understand

Ans 9: (Master Answer)

Class : Class 1

Ans 10:

Class : Class 6
plz give solution

Ans 11:

Class : Class 7
trackpad

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