In CentOS 7, what command is to to extract fields from a file line (record)?

Which term describes frequently updated content published by a Web site?

A) blogs B) sidebars C) gadgets D) XML feeds

How much faster is insertion sort with a 15-element array than with a 60-element array?

a. 60 times. b. 4 times. c. 15 times. d. 19 times.