MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Unix knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is used for storing the number of positional parameters? |
| A. | $n |
| B. | $# |
| C. | $* |
| D. | $2 |
| Answer» C. $* | |
| 2. |
The complete set of positional parameters is stored in ______ as a single string. |
| A. | $n |
| B. | $# |
| C. | $* |
| D. | $$ |
| Answer» D. $$ | |
| 3. |
The first argument is read by the shell into the parameter ___ |
| A. | 1$ |
| B. | $3 |
| C. | $$ |
| D. | $1 |
| Answer» E. | |
| 4. |
What are positional parameters? |
| A. | special variables for assigning arguments from the command line |
| B. | pattern matching parameters |
| C. | special variables for reading user input |
| D. | special variables and patterns |
| Answer» B. pattern matching parameters | |
| 5. |
A single read statement can be used with one or more variables. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
read command is shell s internal tool. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Which command is used for making the scripts interactive? |
| A. | ip |
| B. | input |
| C. | read |
| D. | write |
| Answer» D. write | |
| 8. |
To spawn a child of our own choice for running the script, we can use ___ command. |
| A. | ps |
| B. | pr |
| C. | sh |
| D. | $$ |
| Answer» D. $$ | |
| 9. |
To run the script, we should make it executable first by using _____ |
| A. | chmod +x |
| B. | chmod +r |
| C. | chmod +w |
| D. | chmod +rwx |
| Answer» B. chmod +r | |
| 10. |
The first line in any shell script begins with a _____ |
| A. | & |
| B. | ! |
| C. | $ |
| D. | # |
| Answer» E. | |
| 11. |
Shell scripts are executed in a separate child shell process. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
Shell scripts need to be saved with an extension .sh . |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
What is a shell script? |
| A. | group of commands |
| B. | a file containing special symbols |
| C. | a file containing a series of commands |
| D. | group of functions |
| Answer» D. group of functions | |