CS411 Midterm Quiz Mega File

CHAPTER 1 to 8

CS411 05 to 07 June 2022

Q1. _________ keyword is used to declare a base class method while performing overriding of base class method.

1. Overload
2. Virtual
3. Extend
4. Override

Correct answer: Virtual

Q2. Choose the correct option among the following indexers which correctly allows to index in same way as an array? (Page-29)

1. A Class
2. A function
3. An interface
4. A property

Correct answer: A Class

Q3. A class can inherit from ______ class/classes in C#. (Page-22)

1. Three
2. Single
3. Two
4. Multiple

Correct answer: Single

Q4. Which one of the following is not the feature of C#? (Page-12)

1. Multiple inheritance
2. Interface supported
3. Locals can not shadow global variables
4. Operator Overloading is allowed

Correct answer: Multiple inheritance

Q5. Which keyword is used to declare the indexers? (Page-29)

1. super
2. base
3. this
4. extract

Correct answer: this

Q6. The common type system of C# has value types and _____ types. (Page-13)

1. Class
2. Object
3. Reference
4. Enum

Correct answer: Reference

Q7. Select the correct statement about the structure in C#? (Page-13)

1. Its syntax is similar to class
2. It can implement destructors
3. It is a reference type
4. It can implement inheritance

Correct answer: Its syntax is similar to class

Q8. Reaction of events are either _____ or ______ (Page-07)

1. Asynchronous, Blocking
2. Synchronous, Blocking
3. Blocking, Synchronous
4. Synchronous, Asynchronous

Correct answer: Synchronous, Asynchronous

Q9. _____ is an example of request and response based application (Page-09)

1. Web browser
2. E –Commerce Site
3. Pressing a button
4. Swiping of credit card

Correct answer: Web browser

Q10. Which of the following is built from request-response? (Page-09)

1. Event-based Architecture (EBA)
2. Service-driven Architecture (SDA)
3. Service-oriented Architecture (SOA)
4. Event-processing Architecture (EDA)

Correct answer: Service-oriented Architecture (SOA)

Q11. _____ and delegates work hand in hand. (Page-38)

1. Static member
2. Event
3. Post-processor
4. Pre-processor

Correct answer: Event

Q12. In C#, when a value type is converted to object type, it is called _____.

1. Polymorphism
2. Abstraction
3. Boxing
4. Data Conversion

Correct answer: Boxing

Q13. Which keyword is used for correct implementation of an interface in C#?

1. Intf
2. Interface
3. Int Interface
4. Interfaces

Correct answer: Interface

Q14. The main method return a non-zero value which indicates the _____

1. Exception in program
2. Termination of program
3. Error in program
4. Success of program

Correct answer: Error in program

Q15. _______ is an occurrence within a particular system or domain. (Page-06)

1. Program
2. Class
3. Event
4. Object

Correct answer: Event

Q16. Select wrong statement about destructor in C#?

1. Destructor can have modifiers or parameter
2. Destructor cannot be inherited or overloaded
3. Destructor work opposite to constructor
4. Class can have one destructor only

Correct answer: Destructor can have modifiers or parameter

Q17. The main method returns zero value which indicates the _____

1. Successful execution of program
2. Source of program
3. Termination of program
4. Exception in program

Correct answer: Successful execution of program

Q18. In C#, which of the following keyword is used for including the namespaces in the program?

1. using
2. extend
3. import
4. #

Correct answer: using

Q19. When your C# program is compiled, is creates a file called _____

1. Exe
2. Class
3. Object
4. Assembly

Correct answer: Exe

Q20. Which of the following is an insertion operator in C++? (Google)

1. <<
2. >
3. - -
4. &

Correct answer: <<

Q21. C# ___ is a class member that is activated whenever the event . it was designed for. Occurs (Page-37)

1. Attributes
2. Arguments
3. Method
4. Event

Correct answer: Event

Q22. A fraud detection event on banking transaction is an example of ______. (Page-06)

1. Linear event
2. Sequential event
3. Predictive event
4. Probabilistic event

Correct answer: Probabilistic event

Q23. In C++, which of the following library is include for ‘cin’ and ‘cout’ function?

1. #include<fstream.h>
2. #include<fstream>
3. #include<conio.h>
4. #include<iostream>

Correct answer: #include<iostream>

Q24. Which of the following doesn’t have Graphical User Interface and the Event-Driven Model?

1. Console-Application
2. Web Application
3. Mobile Application
4. Desktop Application

Correct answer: Console-Application

Q25. A stream in which the events may be of different types is referred to as a heterogeneous event stream. (Page-10)

1. Continuous
2. Homogenous
3. Heterogeneous
4. Mutual

Correct answer: Heterogeneous