Linux Shells

Prompts and answers

• Who is the facilitator between the user and the OS?
  Shell
• What is the default shell in most Linux distributions?
  Bash
• Which command utility is used to list down the contents of a directory?
  ls
• Which command utility can help you search for anything in a file?
  grep
• Which shell comes with syntax highlighting as an out-of-the-box feature?
  Fish
• Which shell does not have auto spell correction?
  Bash
• Which command displays all the previously executed commands of the current session?
  history
• What is the shebang used in a Bash script?
  #!/bin/bash
• Which command gives executable permissions to a script?
  chmod +x
• Which scripting functionality helps us configure iterative tasks?
  loops
• What would be the correct PIN to authenticate in the locker script?
  7385
• Which file has the keyword?
  authentication.log
• Where is the cat sleeping?
  under the table