a$)$ What is a mixed$-$mode expression? What operator usually has

right associativity?

b$)$ Differentiate between functions and co$-$routines. Name a language

that allows multiple values to be returned from a function.

c$)$ Consider the following program written in $C$ syntax:

For each of the following parameter$-$passing methods, what are

the values of the list array after execution?

a$.$ Passed by value

b$.$ Passed by reference

c$.$ Passed by value$-$result

a$)$ What is a friend function? What is a friend class?

b$)$ Why do you think Java opted out multiple inheritance?

c$)$ Write a comparative analysis of the throw clause of $C++$ and the

throws clause of Java.

a$)$ Why do we need competition synchronization? Explain with an

example.

b$)$ Using the structures parent$($X$,$ Y$),$ male$($X$),$ and female$($X$),$ write

a PROLOG structure that defines sister$($X$,$ Y$).$

c$)$ How does a functional language implement repetition? Give

example.