Qno$1$ Pair programming is responsible of introducing bad smells in the code. True or False

Qno$2$ Fixing a fault in the program is a widely used refactoring technique. True or False

Qno$3$ Which of the following classes suffers from the Middle Man bad smell?

A$)$ A class that contains more methods than it should.

B$)$ A class that delegates many of its requests to another class.

C$)$ A class that contains less method than it should.

D$)$ A class that only contains data.

Qno$4$ Which of the following is a symptom of Shotgun Surgery bad smell?

A$)$ Whenever make a change, you have to make a lot of little changes to a lot of different classes.

B$)$ When one module changed in different ways for different reasons.

C$)$ When a method is making more use of another class than the one it is in$.$

D$)$ When you have sets of variables that are usually passed together in multiple places.

Qno$5$ In OOP, what can you say about a method that requires a lot of parameters?

A$)$ Sign of high modularity.

B$)$ Probably the method is in the wrong class as the method is using a lot of inputs from the outside.

C$)$ Having methods with long parameter list is the norm in OOP.

D$)$ The method is doing a critical task, which explains why it needs all these parameters.

Qno$6$ Which of the following is FALSE about duplicate code?

Duplicate code is a good programming practice.

Duplicate code is a source of faults.

Duplicate code has a negative impact on changeability.

Duplicate code has a negative impact on maintainability.

Qno$7$ A method is long if it's LoC exceeds $20?$ True or False

Qno $8$ You have a legacy system that consists of $1000$ LoC, the code is poorly commented, messed up$,$ and contains a lot of poor design and implementation decision. The only thing that is clear is what the code is doing. You are asked to refactor the code, what should you do$?$

A$)$The easiest fastest path to take is to write a new version of the code, you know what the code is doing, design and implement a new solution.

B$)$ Do what you are asked to do$,$ refactor it$.$ It's a typical refactoring scenario

C$)$Give the task to someone else

D$)$Pretend that you refactored it$,$ but don't because you can't refactor a code that you don't understand. Just add few comments here and there!