Podcast
Questions and Answers
Which of the following languages is an example of a language that uses dynamic type checking?
Which of the following languages is an example of a language that uses dynamic type checking?
- Java
- Python
- JavaScript (correct)
- C
What happens if the value of a * b is out of the acceptable range of ints?
What happens if the value of a * b is out of the acceptable range of ints?
- The operation is performed without any checks
- The program terminates with a syntax error
- The compiler checks for type compatibility at compile time
- A type error occurs at runtime (correct)
What is dynamic type checking?
What is dynamic type checking?
- Checking the type of a variable at runtime (correct)
- Declaring the type of a variable before its use
- Implicitly converting a variable to a compatible type
- Checking the type of a variable at compile time
What is the disadvantage of dynamic type checking?
What is the disadvantage of dynamic type checking?
What is implicit type conversion?
What is implicit type conversion?
In which language does implicit type conversion occur?
In which language does implicit type conversion occur?
What is the primary requirement for the % operation to be applied?
What is the primary requirement for the % operation to be applied?
What type of language is considered strongly typed if it detects each and every type error during compilation?
What type of language is considered strongly typed if it detects each and every type error during compilation?
Where is the information needed for static type checking obtained from?
Where is the information needed for static type checking obtained from?
What is the primary goal of type checking?
What is the primary goal of type checking?
What type of type checking is done at compile time?
What type of type checking is done at compile time?
Which type of static type checking is used to prevent errors in branching statements?
Which type of static type checking is used to prevent errors in branching statements?
What type of error occurs when a language does not detect type errors during compilation?
What type of error occurs when a language does not detect type errors during compilation?
What is one of the benefits of type coersion?
What is one of the benefits of type coersion?
What happens when an operator is applied to incompatible operands?
What happens when an operator is applied to incompatible operands?
Which languages are stricter about type coercion?
Which languages are stricter about type coercion?
What is the purpose of type checks in static type checking?
What is the purpose of type checks in static type checking?
What is a potential drawback of implicit type promotion?
What is a potential drawback of implicit type promotion?
