Day-3 : Basic Linux Commands (Part 2)

After the Basic Linux Commands (Part 1), today on our third day we are discussing the basic linux commands (Part 2)

• To view what's written in a file - cat filename

• To change the access permissions of files - chmod 777 foldername

• To check which commands you have run till now - history

• To remove a directory/ Folder - rm filename , rmdir foldername

• To create a fruits.txt file and to view the content - touch fruits.txt , cat fruits.txt

  cat filename = to view file content

  touch filename.extension = to create file

• Add content in devops.txt (One in each line) - Apple, Mango, Banana, Cherry, Kiwi, Orange, Guava.

  cat > devops.txt

  Apple

  Mango

  Banana ,etc

• To Show only top three fruits from the file - head -3 devops.txt

• To Show only bottom three fruits from the file - tail -3 devops.txt

• To create another file Colors.txt and to view the content - cat >colors.txt

• Add content in Colors.txt (One in each line) - Red, Pink, White, Black, Blue, Orange, Purple, Grey.

  cat > colors.txt

  Red

  Pink

  White

  Black

  Blue

  Orange

  Purple

  Grey

• To find the difference between fruits.txt and Colors.txt file.

  diff fruits.txt Colors.txt