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Unix - Section 1 Multiple Questions and Answers.
| 81. | Which of the following commands is used to identify the type of file by context? | ||
| A. | ls | ||
| B. | cat | ||
| C. | file | ||
| D. | more | ||
| 82. | The field separator in cut command is specified with | ||
| A. | -a option | ||
| B. | -d option | ||
| C. | -r option | ||
| D. | -x option | ||
| 83. | Which of the following options will be used to display number of blocks used by a file? | ||
| A. | -c | ||
| B. | -i | ||
| C. | -d | ||
| D. | -s | ||
| 84. | Which option will be used with touch command to change the access time? | ||
| A. | -a | ||
| B. | -b | ||
| C. | -t | ||
| D. | -h | ||
| 85. | Which command is used to make all files and sub-directories in the directory (progs) executable by all users? | ||
| A. | chmod -R a+x progs | ||
| B. | chmod -R 222 progs | ||
| C. | chmod -1 a+x progs | ||
| D. | chmod -x a+x progs | ||
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