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Unix - Section 2 Multiple Questions and Answers.
| 21. | Which of the following commands is used to get directory one level up? | ||
| A. | cd | ||
| B. | cd .. | ||
| C. | cd/ | ||
| D. | chdir | ||
| 22. | Which of the following commands is used to count the total number of lines, words, and characters contained in a file. | ||
| A. | count p | ||
| B. | wc | ||
| C. | wcount | ||
| D. | countw | ||
| 23. | Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories? | ||
| A. | rm * | ||
| B. | rm -r * | ||
| C. | rm all | ||
| D. | rm *.* | ||
| 24. | Which of the following commands is used to change the working directory? | ||
| A. | cd | ||
| B. | changedir | ||
| C. | chdir | ||
| D. | cdir | ||
| 25. | Which of the following commands is used to view your file 24 lines at a time? | ||
| A. | pg | ||
| B. | cat | ||
| C. | lp | ||
| D. | /p | ||
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