Question

Each individual component used in Java statements is called a token. Each token carries a special meaning and takes active part in effective execution of the program. Some of the tokens include literals, identifiers, punctuators, operators, etc. Literals are the constants whereas, the variables are the type of identifiers. The operators are the tokens, used to perform arithmetical and logical operations.

Based on the above discussion, answer the following questions:

1. Which of the following is not a literal?
   1. P
   2. 'P'
   3. −99.99
   4. "Java"
2. Which of the following is an operator?
   1. **
   2. //
   3. */
   4. ||
3. Which of the following statements is correct?
   1. All the lowercase and uppercase letters are tokens.
   2. The semicolon (;) sign is not a token.
   3. All the variables are identifiers.
   4. All the identifiers are variables.
4. Which of the following is not a token in Java language?
   1. Operators
   2. Assignment
   3. Separators
   4. Comments

Answer 1

1. i. P
2. iv. ||
3. iii. All variables are identifiers
4. iv. Comments