LX0-104

Question 1

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

1. It prevents the script from being executed until the ! is removed.
2. It specifies the path and the arguments of the interpreter used to run the script.
3. It is a comment that is ignored by the script.
4. It specifies the character encoding of the script.

Question 2

SIMULATION - 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.)

Question 3

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

1. SELECT (name, address) FROM contacts;
2. SELECT (name address) FROM contacts;
3. SELECT name, address FROM contacts;
4. SELECT name address FROM contacts;

Question 4

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

1. /etc/bashrc
2. /etc/profile
3. ~/.bash_profile
4. /etc/.bashrc

Question 5

Which of the following commands are used to manage the environment and shell variables within a shell process? (Choose TWO correct answers.)

1. export
2. init
3. reset
4. set
5. tset