In a communication system, which among the following convert messages into packets that can travel across the communication channel?

A. connection devices
B. sending and receiving devices
C. secondary devices
D. storage devices


Answer: A

Computer Science & Information Technology

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In Java, polymorphic references can be created through the use of __________________ and ________________.

a) inheritance, interfaces b) inheritance, abstract classes c) interfaces, abstract classes d) interfaces, iterators e) none of the above

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Which of the following should be done to maintain and harden a hard disk? (Select the two best answers.)

A. Defragment the drive. B. Consider a whole disk encryption. C. Install third-party applications. D. Sanitize the drive.

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Which part of this address, FEDC::CF:0:BA98:1234/64, is the network ID?

A. BA98:1234 B. CF:0:BA98:1234 C. FEDC D. FEDC::

Computer Science & Information Technology

Includes letters, numbers, symbols, and spaces.

What will be an ideal response?

Computer Science & Information Technology