Study tips LX0-104

What is true regarding the statement beginning with #! that is found in the first line of a script?

Which Bash option prevents a user from accidentally overwriting a file with a ">"?

Which of the following commands prints the exit value of the most recently executed program in Bash?

What word will complete an if statement in bash such as the following:

What word is missing from the following SQL statement?

Which of the following SQL statements will select the fields name and address from the contacts table?

Which of the following configuration files should be modified to globally set shell variables for all users?

Which of the following commands are used to manage the environment and shell variables within a shell process?

Which of the following are operators used for comparisons by the test command?

Which of the following commands creates a function in Bash that outputs the sum of two numbers?