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Which one of the following command will be used for searching “director” in emp.lst?
When the pattern is not found in a file, grep command silently returns the prompt
grep command can be used for searching a pattern in more than one file
Which of the following is not a subset of BRE (basic regular expression) character subset?
Which of the following commands is known as stream editor?
What is the correct syntax for using sed?
Which one of the following command will be used for quitting after selecting 3 lines from file emp.lst?
Which of the following command is used with sed for outputting as well as printing the selected lines?
To suppress the behaviour of ‘p’ command, we use ____ option
The command $ sed -n ‘$p’ emp.lst will display the last line
Consider the following commands
Which option is used with sed for using multiple instructions?
____ option is used for taking instructions from a file
sed can also perform the substitution
Which one of the following is the correct syntax for performing substitution using sed?
Which one of the following command is used for replacing | with : globally?
To replace the string ‘director’ in the first five lines of file emp.lst with ‘manager’ we can use _____
Which of the following characters are used with sed as anchoring characters?
What will be the function of the following command?
Basic regular expressions are divided into ______ categories
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