OSG202 Quiz1

Which command prints the current directory?

• pwd
• ls
• cat
• cd

Answer explanation

Jupiter is a gas giant made primarily of hydrogen and helium. Unlike terrestrial planets that have solid surfaces, gas giants like Jupiter don't have a well-defined solid surface, allowing them to accumulate more mass in a gaseous form. This composition has allowed Jupiter to grow significantly larger than planets with solid surfaces.

How do you set a variable in bash?

• VAR="value"
• set VAR="value"
• VAR=value
• None of these

What is the extension for a bash script?

• .bash
• .script
• .sh
• .txt

What command makes a script executable?

• chmod +x script.sh
• ./script.sh
• source script.sh
• bash script.sh

What is the syntax to write a comment in bash?

• // comment
• # comment
• =-- comment
• /* comment */`

Which command counts words in a file?

• wc
• count
• numwords
• wordcount

What is the default shell in Linux?

• bash
• sh
• zsh
• csh

Which displays the manual page for ls?

• ls --help
• man ls
• info ls
• ls -?

Which command prints all users on system?

• who
• users
• logon
• usrs

Which command lists only directories?

• ls -l
• ls -d
• ls -f
• ls -a