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Computer Studies 2019 WAEC Past Questions

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21

Three major types of language translators are?     

  • A. assembler, compiler and editor.       
  • B.  assembler, Compiler and interpreter.      
  • C. compiler, debugger and editor.     
  • D. debugger, assembler and interpreter.
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22

. Translate 2m\(^2\) + 3n- 9 as a BASIC arithmetic expression.      

  • A. 2 * m * 2 + 3 * n - 9       
  • B. 2 * m ^2 +3 * n - 9         
  • C. 2 * 2 * m + 3 * n - 9      
  • D. 2 * m * m * n + 3 - 9
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23

The term compiler in computer programming refers to a?      

  • A. key punch operator of the computer.   
  • B. person who compiles source programs.      
  • C. person who writes the computer programming codes.     
  • D. program which translates source program into object program.
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24

The IF...THEN statement in BASIC programming is?      

  • A. a transfer of control.   
  • B.   used to redirect a statement.     
  • C. used to eliminate the need for prompting each INPUT statement.     
  • D.  a conditional branch statement.
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25

Flexibility of a good program means?     

  • A. handling of any change(s) without having to rewrite the entire program.     
  • B.  the length of processing time and memory to process the instruction.          
  • C. the program has to be broken down into a number of sub-tasks.       
  • D.  the program should work for two similar tasks in the same domain.
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