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Computer Science — Uganda Computer Science — practice by topic

Browse 29 questions across 5 Computer Science topics. Choose what you want to revise, then open a question to check its answer and worked solution.

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Computer Science topics

Computer Science (29)Olympiad Computer Science (29)Programming (29)Programming Languages (29)Software Development (29)

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A programmer writes in English-like code rather than ones and zeros. That ability comes from:Read the answer and worked solution →High-level languages exist so programmers can work in familiar notation instead of numbers or:Read the answer and worked solution →In the early 1950s IBM built one of the first high-level compilers, for which language?Read the answer and worked solution →In pure compilation, a program is translated directly into:Read the answer and worked solution →

Worked practice questions

A programmer writes in English-like code rather than ones and zeros. That ability comes from:

  1. Abstraction
  2. Abbreviation
  3. Attenuation
  4. Approximation
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Correct answer: A. Abstraction

1. Machine language is left behind. 2. The syntax reads like English. 3. It is abstraction. _Source: OpenStax Introduction to Computer Science, Chapter 7, High-Level Programming Languages._

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High-level languages exist so programmers can work in familiar notation instead of numbers or:

  1. Diagrams
  2. Mnemonics
  3. Melodies
  4. Manuals
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Correct answer: B. Mnemonics

1. Assembly language uses them. 2. They sit between numbers and English. 3. They are mnemonics. _Source: OpenStax Introduction to Computer Science, Chapter 7, High-Level Programming Languages._

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In the early 1950s IBM built one of the first high-level compilers, for which language?

  1. Fortran lang
  2. Ruby lang
  3. Python lang
  4. Pascal lang
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Correct answer: A. Fortran lang

1. It came from the 1950s. 2. Scientific computing was its home. 3. It is the Fortran lang. _Source: OpenStax Introduction to Computer Science, Chapter 7, High-Level Programming Languages._

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