题目内容

Linux operating system is a commercial software.

A. 对
B. 错

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Kali is an application program.

A. 对
B. 错

Microsoft Office is an operating system?

A. 对
B. 错

An Operating System acts as a communication bridge (interface) between the user and computer hardware.

A. 对
B. 错

Shell is the interface that allows the users to communicate with the kernel.

A. 对
B. 错