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?

CORRECT TEXT

What word will complete an if statement in bash such as the following: if [ -x “$file” ]; then echo
$file _____
(Please provide the missing word only)

CORRECT TEXT

What word is missing from the following SQL statement? update tablename ____
fieldname=’value’ where id=909;
(Please specify the missing word using lower\_case letters only.)

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? (Choose TWO correct answers.)

Which of the following are operators used for comparisons by the test command? (Choose TWO
correct answers.)

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

numbers?