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Question Bank (3 marks) · Q4

Q.Mention the different types of runtime erros.

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[!TLDR]

Runtime errors are execution-time failures such as division by zero, overflow, and out-of-range array access.

A runtime error is one that a syntactically correct program produces while it is running, usually because of an illegal operation on the data given at that moment. The common types are:

  1. Division by zero - dividing a number by zero (or taking modulus by zero).
  2. Arithmetic overflow / underflow - a result too large or too small for the variable's data type.
  3. Array index out of bounds - referring to an element beyond the declared size of an array.
  4. Invalid memory / pointer access - using an uninitialised or wrong address. …

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