Third component in algorithms is classified as
Answer: A
Correct answer: selection
The three constructs of structured programming come in order: sequence, then selection, then repetition. Selection is what lets an algorithm choose.
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Variable which uses same name in whole program and in its all routines thus best classified as
Answer: D
Correct answer: global variable
A variable visible throughout the program and in all its routines is global. One confined to a single routine is local.
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Statement used to made choice between different options and only option is to be performed is written as
Answer: A
Correct answer: if then statement
Where only one action is to be taken when a condition holds, and nothing when it does not, the if then form is enough; ELSE is needed only when there is a second action.
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In programming language BASIC, statement ends with REM are considered as
Answer: A
Correct answer: narrative
REM introduces a remark in BASIC - text the interpreter ignores, included for the reader. Such text is the program's narrative.
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Technique of using fixed words for machine code functions is classified as
Answer: D
Correct answer: mnemonics
Using fixed short words such as ADD and JMP in place of binary operation codes is the technique of mnemonics, and it is what assembly language consists of.
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When there is range of numbers involved in a program, it can be stored as
Answer: A
Correct answer: real numbers
A quantity that may take any value across a range, rather than only whole values, is stored as a real.
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In unstructured programming language BASIC, program can be divided into the
Answer: B
Correct answer: different modules
Even in an unstructured language a program can be broken into modules - separate sections each doing one job - which is the discipline that structured languages later enforced.
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Type of program which can be run on different types of computer by making little changes into it is classified as
Answer: D
Correct answer: portable program
A program that runs on different machines after only small changes is portable. Portability is a property of the source rather than of any one compiled version.
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In high level programming language Pascal, each program statement ends with the
Answer: B
Correct answer: semicolon
In Pascal the semicolon separates one statement from the next. The final END takes a full stop instead.
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Program functions that are readily available to users of specific language are called
Answer: B
Correct answer: standard function
Functions supplied with the language and available to every program - square root, absolute value, string length - are the standard functions.
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