TestOut Linux Pro Practice Test

To insert a kernel module named powermate, which command should be used?

1. addmod powermate

2. load powermate

3. modprobe powermate

4. insert powermate

The correct answer is: modprobe powermate

The correct command to insert a kernel module named powermate is modprobe powermate. This command is essential in Linux for loading modules into the kernel. When you use modprobe, it not only loads the specified module but also handles any dependencies automatically, which is a crucial feature when working with kernel modules. If the module has dependencies on other modules, modprobe will ensure that all necessary modules are loaded in the correct order. In contrast, the other options do not correspond to valid commands for inserting kernel modules. For instance, 'addmod' and 'insert' are not standard Linux commands for module management, and 'load' by itself does not exist in the context of kernel module manipulation. Therefore, utilizing modprobe is the standard and preferred method for inserting kernel modules like powermate into the Linux kernel environment.