quiz3

What can be known about a file with permissions set to “-rwxr-x-r–”?

• The file is a directory and the rwx indicators apply to all files within that directory.

• The user can read, write and execute the file; the group cannot modify the file, and others not in the group an read it only. You cannot tell the file/directory type from this string.

• The file is not a directory; the user can read, write and execute the file; the group cannot modify the file, and others not in the group an read it only.

• The file is a directory, the user can read, write and execute the file; others can read and execute the file, and the group can execute it only.

A person using Linux would normally interact directly with which?

• The API.

• The shell.

• The HCL.

• The kernel.

In the Linux file system, what is the highest level in the directory structure?

• bin

• root

• kernel

• home

 In Linux, a directory is a special type of ____.

What does the nano command do?

• nano displays the first 10 lines of any text file.

• nano deletes all empty files and directories.

• nano is a file compression utility.

• nano is a basic text file editor.

Application configuration files are usually stored in which directory?

• /sbin

• /root

• /etc

• /bin

When configuring a new application, in which directory should you have it save log files?

• /bin

• /var

• /log

• In the same directory where the application is located

The Linux “cat” command does which of the following?

• Creates a catalog of all files in the file system

• Puts the file system catalog into edit mode for rapid deletion or insertion of files and directories

• Concatenates 2 or more files together

• Copies file properties

What application can you use to see all the active running applications and processes on macOS?

• Activity Monitor

• Console

• Disk Utility

• System information

What feature in macOS prevents unauthorized applications from being installed?

• Apple Watch

• Gatekeeper

• FileVault

• Firewall