010-150 무료 덤프문제 온라인 액세스

How is it possible to determine if an executable file is a shell script which is read by Bash?

• A.The file must end with .sh.
• B.Scripts are never executable files.
• C./bin/bash has to be run in debug mode.
• D.The r bit is set.
• E.The first line starts with #!/bin/bash.

Which of the following commands will display a list of all files in the current directory, including those that may be hidden?

• A.ls -a
• B.ls --hidden
• C.ls -a
• D.ls -h

Which network interface always exists in a Linux system?

• A.lo
• B.sit0
• C.vlan0
• D.wlan0
• E.eth0

Which of the following is a Linux based operating system for use on mobile devices?

• A.iOS
• B.CentOS
• C.Android
• D.Debian

Which of the following software packages is an e-mail server?

• A.Postfix
• B.MySQL
• C.Thunderbird
• D.Apache
• E.GIMP