Differentiate between the following terms/concepts:

1.1 Structured programming and Object-oriented programming (4)

1.2 Class and Methods (4)

1.3 Counter-controlled loop and Sentinel controlled loop (4)

1.4 Primitive type variable and a Reference variable (4)

1.5 Boolean expression and an Identifier (4)

QUESTION 2 (20)

2.1 Explain the terms unambiguous, deterministic, complete and finite as applied to algorithms. (12)

2.2 Define the term control structure. (2)

2.3 List and explain the three controls structures used in programming. (6)

QUESTION 3 (20)

3.1 Write pseudocode that inputs 2 values from the user and prints out the larger. (5)

3.2 Write a complete Java program called FindLarge for the pseudocode in 3.1. (15)

Question 4

Write a program using called Stars1 that calls a method called Stars() which uses a nested loop to produce the following output:

*

* * *

* * * * *

* * * * * * *

* * * * * * * * *