Which of the following protocols runs on port 22 and protects the authenticity and confidentiality of file transfer data in transit?

a. SCP
b. DHCP
c. FTP
d. SSL


Answer: a. SCP

Computer Science & Information Technology

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What is one indication a battery is beginning to fail?

A) The loss of data on the hard drive B) A warning message displays at startup C) The system continually resets itself as power begins to fail D) The loss of the date or time on the computer

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Which is a good approach when a working core product is required quickly?

A. The prototyping model of software development B. The spiral model of software development C. The waterfall model of software development D. The incremental model of software development

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The ____ operator evaluates to True when the string matches the pattern; otherwise, it evaluates to False.

A. Like B. Menu C. Add D. Insert

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