sed Editor MCQ

Test your knowledge with important sed Editor MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more sed Editor MCQs at Bissoy

• Which option is used by sed to specify that the following string is an instruction or set of instructions?
  ক

  -n

  খ

  -e

  গ

  -f

  ঘ

  -i
• The command “sed -n ‘/sanfoundry/p’ old.txt” will
  ক

  print the lines containing the word ‘sanfoundry’ in file old.txt

  খ

  delete the lines containing the word ‘sanfoundry’ in file old.txt

  গ

  will generate an error message

  ঘ

  none of the mentioned
• Which command will delete all the blank lines in file old.txt?
  ক

  sed ‘/d’ old.txt

  খ

  sed ‘/^/d’ old.txt

  গ

  sed ‘/^$/d’ old.txt

  ঘ

  sed ‘/^*/d’ old.txt
• 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’?
  ক

  sed ‘s/cat/mouce/g’ old.txt > new.txt

  খ

  sed ‘s/cat/mouse’ old.txt new.txt

  গ

  sed ‘/s/cat/mouse/g’ old.txt new.txt

  ঘ

  sed ‘/s/cat/mouse’ old.txt > new.txt
• Which sed command deletes the specified address range /s b) /p c) /d d) /y
  ক

  /s

  খ

  address range

  গ

  address range

  ঘ

  address range
• If no file is specified in sed command then
  ক

  sed command will not work

  খ

  sed reads from standard input

  গ

  sed reads the data already present in buffer

  ঘ

  it is necessary to provide the filename
• If any sed command does not specify any address then the command is applied to
  ক

  each input line

  খ

  none of the input line

  গ

  last input line

  ঘ

  none of the mentioned
• Which is the correct syntax for sed on command line? ‘’ . b) sed ‘’ . c) sed ‘’ d) sed ‘’ .
  ক

  sed ‘’ .

  খ

  options

  গ

  options

  ঘ

  options
• Sed maintains the hold space (a buffer) to
  ক

  copy the each line of input

  খ

  save the data for later retrieval

  গ

  copy the each line of input & save the data for later retrieval

  ঘ

  none of the mentioned
• What is sed?
  ক

  a non-interactive stream editor

  খ

  an IDE

  গ

  a hex editor

  ঘ

  none of the mentioned