Practice Shell Scripting Questions and Answers

• In shell scripting, $1 represents:
• Which command is used to display the number of lines in a file?
• What does #!/bin/bash at the start of a script mean?
• In shell scripting, which operator is used for string comparison?
• Which command is used to display the current working directory?
• What does $# represent in a shell script?
• Which operator is used to append output to a file?
• Which command is used to search text patterns in files?
• Which statement correctly defines a variable in shell scripting?
• In bash, which command is used to trap and handle signals like SIGINT?
• Which operator enables process substitution in bash (e.g., diff
• Extended globbing in bash allows:
• Which special file enables interprocess communication using named pipes?
• Which construct allows embedding a block of text in shell scripts as input?
• Which signal is sent by default when using kill without arguments?
• In bash, what does trap 'echo Exit' EXIT do?
• Which operator enables process substitution?
• A Here-Document in shell is denoted by:
• Named pipes (FIFOs) are created using:
• Which symbol is used in shell scripting to reference a positional parameter, e.g., the first argument passed to a script?
• Which command is used to display the last 10 lines of a file in Linux?
• In shell scripting, which command is used to read input from the user?