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Questions and Answers
Which of the following is not allowed to be declared as an identifier?
Which of the following is not allowed to be declared as an identifier?
- Reserved words (correct)
- Functions
- Constants
- Variables
What type of words are prohibited from being declared as identifiers?
What type of words are prohibited from being declared as identifiers?
- Adjectives
- Proper nouns
- Common nouns
- Reserved words (correct)
Which of the following is restricted from being used as an identifier due to its predefined meaning?
Which of the following is restricted from being used as an identifier due to its predefined meaning?
- User-defined names
- Reserved words (correct)
- Operators
- Special characters
What category of words is disallowed as identifiers due to their predefined functionality?
What category of words is disallowed as identifiers due to their predefined functionality?
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Study Notes
Identifier Restrictions
- Keywords are prohibited from being declared as identifiers.
- Keywords are reserved words in programming languages that have a predefined meaning and functionality.
- Examples of reserved words include "if," "else," "for," "while," "int," and "float."
- Identifiers cannot be declared as the same as keywords.
- For example, you cannot declare a variable named "if" or "else" in a program.
Reserved Words and Identifiers
- Identifiers are words used to name various programming elements such as variables, functions, classes, and constants.
- Certain words are reserved in various programming languages, they cannot be utilized as identifiers because they have a predefined meaning and functionality.
- The predefined meaning of these words is related to the specific features and functionalities supported by the language.
- In general, these reserved words are known as keywords.
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Description
Test your knowledge on reserved words and identifiers by identifying which words are not allowed to be declared as identifiers. Learn about the types of words that are prohibited from being used as identifiers due to their predefined meanings.
