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Operating Systems Concepts - Engineering

Q1:

Operating system

A links a program with the subroutines it references

B provides a layered, user-friendly interface

C enables the programmer to draw a flowchart

D all of the above

E None of the above

ANS:B - provides a layered, user-friendly interface

Operating system provides a layered, user-friendly interface. Layered Structure is a type of system structure in which the different services of the operating system are split into various layers, where each layer has a specific well-defined task to perform.