Disk Operating System (DOS) Question: Download DOS (Disk Operating System) PDF

..... transforms one interface into another interface.

a. Program
b. Software
c. Data
d. None

b. Software

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The primary purpose of an operating system is ..... . a. To make the most efficient use of the computer hardware b. To allow people to use the computer c. To keep systems programmers employed d. To make computers easier to use	Multiprogramming system: a. Are easier to develop than single programming system b. Execute each job faster c. Execute more jobs in the same time period d. Are used only one large mainframe computers