$# is used to show?

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Question:
 $# is used to show?

1.The number of arguments supplied to a script.

2.The filename of the current script.

3.The exit status of the last command executed.

4.The process number of the last background command

More MCQS Questions and answers

  1. $# is used to show?
  2. How many types of files are there in Unix?
  3. The original Unix shell was written by _____
  4. What is the associated file descriptor for stdout?
  5. What is the syntax of break command that can also be used to exit from a nested loop?
  6. What is the use of -z string operator in bourne shell?
  7. Which of the following statements that are used to control shell loops?
  8. _____ and _____ cannot be used in a filename.
  9. A loop may continue forever if the required condition is not met is known as _______
  10. A shell variable is capable enough to hold a single value. These variables are called _____
  11. Each entry of directory file has component(s) namely _____.
  12. How many prompt shell has?
  13. How many stream Unix program has?
  14. In relational operator, which keyword is used to represent greater than or equal?
  15. The complete expr and awk expression should be enclosed between _____
  16. The most common file type is ___.
  17. The name of a variable can contain ________.
  18. The original Unix shell was written in the mid _______
  19. The _______ loop executes the given commands until the given condition remains true.
  20. Unix shell variables will have their names in _____.
  21. We cannot use the unset command to unset variables that are marked _______
  22. What is the syntax of array initialization when you are using bash shell?
  23. What is the syntax of array initialization when you are using ksh shell?
  24. what is the syntax to access array values?
  25. What is the use of -e file test operator in korn shell?
  26. What is the use of str operator in bourne shell?
  27. What is the used of -x file test operator?
  28. What is true about array variable in Shell?
  29. What will be the output of $date?
  30. Whch of the following is invalid variable names?
  31. Which command is used to list all the files?
  32. Which external program used by bourne shell to perform simple arithmetic operations?
  33. Which File test operator is used to checks if file has its sticky bit set?
  34. Which keyword is used to remove the variable?
  35. Which of the boolean operator is supported in bourne shell?
  36. Which of the following code is used to print elements in range?
  37. Which of the following code will count Length of in Array?
  38. Which of the following command is used to display the environment variables only?
  39. Which of the following is correct code to search in array?
  40. Which of the following is correct syntax for defining array values?
  41. Which of the following is not a type of shell?
  42. Which of the following is true about files?
  43. Which of the following is true about shell?
  44. Which of the following loops is not available in shell?
  45. Which of the following operator is not supported in Bourne shell?
  46. Which of the following statement is supported in unix shell?
  47. Which of the following statement is used to terminate the execution of the entire loop?
  48. Which of the following symbol represents the current directory?
  49. Which of the following syntax is used for creating files in VI editor?
  50. Which of the following syntax is used to access all the items in an array?
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