How do I make a Linux or FreeBSD file an executable file?

To make a file executable on a Linux or FreeBSD system, you need to set the executable permission on the file. In Linux and FreeBSD, files have three types of permissions: read, write, and execute. To make a file executable, you need to set the execute permission for the file.

To make a file executable on a Linux or FreeBSD system, follow these steps:

1. Open a terminal and navigate to the directory that contains the file you want to make executable.

2. Type the following command:

chmod +x file

Replace "file" with the name of the file you want to make executable.

3. The "chmod" command will set the execute permission for the file.

With these steps, you should be able to make a file executable on a Linux or FreeBSD system using the "chmod" command. Consult the documentation of "chmod" for more information on how to use this utility.