Unix

13. You are creating a file to send over the Internet via a satellite connection that only allows you to send files under 250 KB. Which of the following commands enables you to determine the number of bytes in the file before you try to send it? a. cat-s b. tr-b c. counter -k 14. In the command sed f fixit notes >instructions, what is "fixit"? a. a script file b. an operator c. a function d. a formatting interpreter 15. When you design a record layout, you should do which of the following? (Choose all that apply.) a. identify each field by data type b. plan to delimit fields using a dash c. identify each field by name d. store only fields relevant to the record's purpose Chapter 5 Advanced Flle Processing 16. What sed command option enables you to append new text to a file? a. P c. al d. Jadd 17. Your boss has two salary scale files, salary and salary1, and wants to compare their contents side by side to see if there are any differences in the files. Which of the fol- lowing commands should he use? a. diff -S salary salary 1