WAEC Computer Studies questions: Programming languages and BASIC

22 questions with answers and explanations. Tap an option to check yourself.

1. Question 1· Programming languages and BASIC· WAEC

   A programmer translates her whole C++ program once and then runs the machine code many times. She used

   • Aan assembler
   • Ban interpreter
   • Ca compiler
   • Da debugger

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2. Question 2· Programming languages and BASIC· WAEC

   A program that runs but gives wrong results has a

   • Asyntax error
   • Blogic error
   • Ccompilation error
   • Dtyping speed problem

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3. Question 3· Programming languages and BASIC· WAEC

   Which of these is a high-level language?

   • Aassembly language
   • Bmachine code
   • CPython
   • Dbinary

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4. Question 4· Programming languages and BASIC· WAEC

   An advantage of high-level languages over machine language is that they are

   • Aeasier to learn and understand
   • Bexecuted directly without translation
   • Cwritten only in 0s and 1s
   • Dfaster to run in every case

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5. Question 5· Programming languages and BASIC· WAEC

   Which language can a computer's processor execute directly without translation?

   • APython
   • Bmachine language
   • CBASIC
   • Dassembly language

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6. Question 6· Programming languages and BASIC· WAEC

   An assembler converts

   • Aassembly language into machine code
   • Bhigh-level language into English
   • Cmachine code into pictures
   • Ddata into information

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7. Question 7· Programming languages and BASIC· WAEC

   A translator that translates and executes a program line by line is an

   • Ainterpreter
   • Bcompiler
   • Cassembler
   • Deditor

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8. Question 8· Programming languages and BASIC· WAEC

   A disadvantage of machine language is that it is

   • Aportable to all computers
   • Btranslated by a compiler
   • Cclose to English
   • Ddifficult to write and machine-dependent

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9. Question 9· Programming languages and BASIC· WAEC

   A variable in programming is

   • Aa loop
   • Ba fixed number
   • Ca printer
   • Da named storage location whose value can change

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10. Question 10· Programming languages and BASIC· WAEC

    Assembly language uses short codes such as ADD and MOV called

    • Akeywords of BASIC
    • Bmnemonics
    • Cpixels
    • Dprotocols

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11. Question 11· Programming languages and BASIC· WAEC

    A syntax error occurs when

    • Athe computer is off
    • Bthe program gives wrong results
    • Cthe rules of the language are broken
    • Dthe printer jams

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12. Question 12· Programming languages and BASIC· WAEC

    In BASIC, the statement PRINT is used to

    • Arepeat steps
    • Baccept input
    • Cend the program
    • Ddisplay output

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13. Question 13· Programming languages and BASIC· WAEC

    HTML is used to

    • Acompile programs
    • Bstructure web pages
    • Cmanage databases
    • Ddesign hardware

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14. Question 14· Programming languages and BASIC· WAEC

    The program that converts assembly language into machine code is

    • Aa compiler
    • Ban assembler
    • Can interpreter
    • Dan editor

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15. Question 15· Programming languages and BASIC· WAEC

    An error in the grammar or rules of a programming language is a

    • Aruntime error
    • Blogic error
    • Csyntax error
    • Dhardware error

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16. Question 16· Programming languages and BASIC· WAEC

    A mistake in the grammar of a program statement is

    • Aa run-time error
    • Ba logic error
    • Ca syntax error
    • Da hardware fault

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17. Question 17· Programming languages and BASIC· WAEC

    In BASIC, what does PRINT 7 + 3 * 2 display?

    • A20
    • B13
    • C23
    • D17

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18. Question 18· Programming languages and BASIC· WAEC

    Python is an example of a

    • Ahigh-level language
    • Bmachine language
    • Cassembly language
    • Dmarkup language only

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19. Question 19· Programming languages and BASIC· WAEC

    An interpreter differs from a compiler in that it

    • Aproduces no output
    • Btranslates the whole program at once
    • Conly works with assembly
    • Dtranslates and runs a program line by line

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20. Question 20· Programming languages and BASIC· WAEC

    A language made up of 0s and 1s that the computer understands directly is

    • Apseudocode
    • Bhigh-level language
    • Cassembly language
    • Dmachine language

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    Explanation and discussion