Q. Which runs on computer hardware and serve as platform for other software to run on?

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Q. Which is the layer of a computer system between the hardware and the user program ?

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Q. The primary purpose of an operating system is:

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Q. The term “operating system” means

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Q. Multiprogramming was made possible by

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Q. Which of the following is not a part of operating system?

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Q. A system program that combines the separately compiled modules of a program into a form suitable for execution

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Q. Addressing structure

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Q. Which of the following systems software does the job of merging the records from two files into one?

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Q. Supervisor state is

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Q. Which of the following instruction steps, would be written within the diamond-shaped box, of a flowchart?

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Q. Which of the following functions is(are) performed by the loader

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Q. User-Friendly Systems are:

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Q. Which of the following addressing modes, facilitates access to an operand whose location is defined relative to the beginning of the data structure in which it appears?

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Q. While running DOS on a PC, which command would be used to duplicate the entire diskette?

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Q. Which of the following rules out the use of GO TO?

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Q. A system program that sets up an executable program in main memory ready for execution is

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Q. Which of the following are loaded into main memory when the computer is booted?

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Q. What is the name given to the organized collection of software that controls the overall operation of a computer?

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Q. In analyzing the compilation of PL/I program, the term "Lexical analysis" is associated with

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