THESE ARE PRACTISE PAPER ANSWER: by- ayanakoji 4,5 unit will be update soon 111111111111111111111111111 1. Procedure-oriented programming focuses on dividing the program into smaller procedures or functions, while object-oriented programming emphasizes organizing data and functions into objects. Example: In procedure-oriented programming, a program to calculate the area of different shapes would have separate functions for each shape. In object-oriented programming, each shape would be represented as an object with its own properties and methods. 3. Tokens are the smallest individual units in a C++ program, such as keywords, operators, and identifiers. Keywords are reserved words with predefined meanings in the language. Identifiers are names given to variables, functions, or other program elements. Constants are fixed values that cannot be changed during program execution. Example: In the statement "int x = 10;", "int" is a keyword, "x" is an identifier...