Unix Practice Test 5

1. We cannot find out the name of the program scheduled using at command.

2. The command is valid.

$ ls  -lRa  $HOME  > home.ls

3. Which of the following is not true about tee command?

4. To remove a job from the queue, which option is used with at command?

5. We can use the > symbol along with pipe in a command.

6. Which of the following is a correct initialization of variables to null strings?

7. Which option is preferred while killing a process using SIGKILL signal (9)?

8. Which option is used by the system administrator for displaying processes of a user?

9. readonly command is used to protect a variable from reassignment.

10. In a pipeline, the command on the left of | must use standard output and one on the right must use standard input.