Give the command that returns the total number of processes running on your system.

What will be an ideal response?

The following command can be used to perform the task. The tail +3 command removes header of the ps -e command and subtracts one for the new process that runs for the tail +3 command.
ps -e | tail +3 | wc -l

Computer Science & Information Technology

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An automatic email mailing list of people who regularly participate in discussion topics is called ________.

A. attachments B. instant messaging C. listserv D. spam

Computer Science & Information Technology

Which JOIN returns only those rows where the linking values match in both of the tables?

a. INNER JOIN b. OUTER JOIN c. LEFT JOIN d. RIGHT JOIN

Computer Science & Information Technology