Which of the following is an example of encapsulation?
a. The addition of a header to data inherited from the layer above in the OSI model.
b. The subtraction of a header from data inherited from the layer below in the OSI model.
c. The modification of headers from a higher layer in the OSI model.
d. The addition of a trailer to data inherited from the layer above in the OSI model.
ANSWER: a
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What will be an ideal response?
Case 2-1 Mary has won a newly launched laptop computer in an event conducted by her school. Mary taps a part of her laptop to perform the actions of a mouse. What is the part of the laptop called?
A. ?A touch pad B. ?A stylus C. ?A tablet D. ?A game pad
The ________ bar displays information about a selected command or operation in progress
Fill in the blank(s) with correct word