Linux OS Editors Interview Preparation Guide
Optimize your Linux Editors interview preparation with our curated set of 20 questions. Our questions cover a wide range of topics in Linux Editors to ensure youre well-prepared. Whether youre new to the field or have years of experience, these questions are designed to help you succeed. Get the free PDF download to access all 20 questions and excel in your Linux Editors interview. This comprehensive guide is essential for effective study and confidence building.20 Linux Editors Questions and Answers:
1 :: Which option is used by sed to specify that the following string is an instruction or set of instructions?
a) -n
b) -e
c) -f
d) -i
a) -n
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
9 :: If any sed command does not specify any address then the command is applied to:
a) each input line
b) none of the input line
c) last input line
d) none of the mentioned
a) each input line
10 :: Which is the correct syntax for sed on command line?
a) sed [options] '[command]' [filename]
b) sed '[command]' [options] [filename]
c) sed [filename] [options] '[command]'
d) sed '[command]' [filename] [options]
a) sed [options] '[command]' [filename]