51. What is the output of this program?
#!/bin/bash
var1=10
$var1=20
echo $var1
exit 0
#!/bin/bash
var1=10
$var1=20
echo $var1
exit 052. Command used to check shared memory is
53. If the umask value is 0002. what will be the permissions of new directory
54. Which of the following values for STAT column of ps command is not true:
55. Which of the following statement is FALSE ?
56. The structure which keeps the information about shared memory in the kernel is
57. The file /proc/swaps contains the
58. Preprocessed files are given the file extension . . . . . . . . for c++ programs.
59. Which one of the following is not true?
60. The redirection 2> abc implies
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