connects the application software to the hardware of a computer CPU O kernel memory devices none of tha above 2. Which of the following operating systems is not open source? Windows Android Linux O GNU Both A and C 3. The two separate modes of operation in a system are supervisor mode and system mode kernel mode and privileged mode physical mode and logical mode user mode and kernel mode none of the above 4. What statement concerning privileged instructions is considered false? They can only be executed in privileged mode They can be executed in kernel mode They can be executed in system mode They are used to manage interrupts They can be executed in user mode 5. A(n) is the unit of work in a system process operating system timer mode bit none of the above