Unix Which is the earliest and most widely used shell that came with the UNIX system? Bourne shell C shell Smith shell None of these Korn shell Bourne shell C shell Smith shell None of these Korn shell ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with ps command to slow the entire command line of the process being run? #NAME? -4 -2 -1 #NAME? -4 -2 -1 ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following command addresses all users who are currently hooked on? mesg mail write wall mesg mail write wall ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following command is used to count just the number of lines contained in a file? wc -w wc -c None of these wc -r wc -l wc -w wc -c None of these wc -r wc -l ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to extract specific columns from the file? cat paste cut grep cat paste cut grep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following keys is used to replace a single character with new text? r s S R r s S R ANSWER DOWNLOAD EXAMIANS APP
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