Mark the following statements as true or false. a. An identifier can be any sequence of digits and letters. b. In Java, there is no difference between a reserved word and a predefined identifier. c. A...

Mark the following statements as true or false.

a. An identifier can be any sequence of digits and letters.

b. In Java, there is no difference between a reserved word and a predefined identifier.

c. A Java identifier can start with a digit.

d. The operands of the modulus operator must be integers. e. If the value of a is 4 and the value of b is 3, then after the statement a = b; the value of b is still 3. f. In an output statement, the newline character may be a part of the string.