On which of the following layers does a hub function?

A) Network
B) Transport
C) Data Link
D) Physical


Answer: D) Physical

Computer Science & Information Technology

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Which of the following statements are true?

a. Inheritance models the is-a relationship between two classes. b. A strong is-a relationship describes a direct inheritance relationship between two classes. c. A weak is-a relationship describes that a class has certain properties. d. A strong is-a relationship can be represented using class inheritance. e. A weak is-a relationship can be represented using interfaces.

Computer Science & Information Technology

Twisted-pair cabling can be used with both analog and digital data transmission.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Which of the tabs in the accompanying figure allows you to improve the organization of your files?

A. General B. Summary C. Custom D. Statistics

Computer Science & Information Technology

Which of the following commands do you click to paste Excel worksheet data as an embedded object or a picture?

A. Paste B. Paste Link C. Paste Embedded Object or Picture D. Paste Special

Computer Science & Information Technology