Linux OS Editors Interview Preparation Guide Download PDF
Linux OS Editors frequently Asked Questions in various Linux Editors job Interviews by interviewer. The set of questions here ensures that you offer a perfect answer posed to you. So get preparation for your new job hunting
20 Linux Editors Questions and Answers:
2 :: The command "sed -n '/google/p' old.txt" will:
a) print the lines containing the word 'google' in file old.txt
b) delete the lines containing the word 'google' in file old.txt
c) will generate an error message
d) none of the mentioned
a) print the lines containing the word 'google' in file old.txt
3 :: Which command will delete all the blank lines in file old.txt?
a) sed '/d' old.txt
b) sed '/^/d' old.txt
c) sed '/^$/d' old.txt
d) sed '/^*/d' old.txt
c) sed '/^$/d' old.txt
4 :: Which command is used to replace word 'cat' (already present in the file) with 'mouse' at all places in a file 'old.txt' and save the result in a new file 'new.txt'?
a) sed 's/cat/mouce/g' old.txt > new.txt
b) sed 's/cat/mouse' old.txt new.txt
c) sed '/s/cat/mouse/g' old.txt new.txt
d) sed '/s/cat/mouse' old.txt > new.txt
a) sed 's/cat/mouce/g' old.txt > new.txt
5 :: Which sed command deletes the specified address range:
a) [address range]/s
b) [address range]/p
c) [address range]/d
d) [address range]/y
c) [address range]/d
6 :: If no file is specified in sed command then:
a) sed command will not work
b) sed reads from standard input
c) sed reads the data already present in buffer
d) it is necessary to provide the filename
b) sed reads from standard input
7 :: Sed maintains the hold space (a buffer) to:
a) copy the each line of input
b) save the data for later retrieval
c) both (a) and (b)
d) none of the mentioned
b) save the data for later retrieval
Explanation:
To copy the each line of input, sed maintains the pattern space.
Explanation:
To copy the each line of input, sed maintains the pattern space.
8 :: What is sed?
a) a non-interactive stream editor
b) an IDE
c) a hex editor
d) none of the mentioned
a) a non-interactive stream editor