Question

5. 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 flow-chart
(d) all the above
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Answer 1

Answer:

The answei is option B

Explanation:

PROVIDES A LAYERED, USER-FRIENDLY INTEEFACE

Answer 2

Answer:

An Operating System (OS) is an interface which a computer user and computer hardware. An operating system is a veery useful software which performs all the basic tasks like file management, memory management and process management, handling input and output, and controlling output devices such as disk drives and printers.

Some new Operating Systems includes Linux Operating System, Windows Operating System, VMS, OS/400, AIX, z/OS, etc.

An operating system is a very useful program that acts as an interface between the two user and computer hardware and controls the execution of all kinds of programs.

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