C# Online MCQs Test
Master C# Programming With Free Online MCQs Test
Introduction In today's competitive job market, it's essential for aspiring programmers to showcase their skills effectively. Whether you're a beginner looking to assess your knowledge or a seasoned professional preparing for a job interview, online programming quizzes can be a valuable resource. One such popular option is the C# Online MCQs Test, a free platform that offers a wide range of multiple-choice questions to help you evaluate your C# programming skills and excel in job interviews. Let's delve into the benefits and features of this platform. Benefits of C# Online MCQs Test: The C# Online MCQs Test offers numerous advantages for individuals seeking to assess their C# programming skills and prepare for job interviews: Skill Assessment: The platform provides a comprehensive set of multiple-choice questions that cover various aspects of C# programming. This allows you to gauge your understanding of language fundamentals, object-oriented programming, data types, control structures, and more. Job Interview Preparation: The test questions are carefully designed to reflect the types of challenges commonly encountered in job interviews for C# programming roles. Practicing with these MCQs can enhance your confidence and readiness for technical interviews. Time Management: Each question in the C# Online MCQs Test comes with a predefined time limit. This helps you improve your time management skills, a crucial aspect in coding assessments and real-world programming scenarios. Instant Feedback and Explanations: Upon completing a quiz, you receive instant feedback on your performance, including your score and areas of improvement. Additionally, detailed explanations for each question help you understand the correct answers and further enhance your knowledge. Features of C# Online MCQs Test: The C# Online MCQs Test offers a range of features to support your learning and skill assessment: Question Bank: The platform hosts a vast question bank covering various C# programming concepts. This ensures that you have access to a diverse set of questions for a comprehensive evaluation. Difficulty Levels: The MCQs are categorized into different difficulty levels, ranging from beginner to advanced. This allows you to customize your practice sessions based on your proficiency level and gradually progress towards mastering complex C# programming concepts. User-Friendly Interface: The platform's intuitive and user-friendly interface makes it easy to navigate through quizzes, select desired topics, and track your progress. Accessibility and Flexibility: With the C# Online MCQs Test being available online, you can access it anytime, anywhere, as long as you have an internet connection. This flexibility enables you to practice and enhance your skills at your own pace. Conclusion: In the competitive landscape of programming, the C# Online MCQs Test emerges as a valuable tool for skill assessment and job interview preparation. With its extensive question bank, timed quizzes, instant feedback, and detailed explanations, it empowers aspiring programmers to evaluate their C# knowledge and strengthen their abilities. Whether you're a beginner or an experienced professional, taking advantage of this free resource can give you a competitive edge in the job market and help you excel in C# programming interviews. So, seize this opportunity, master C# programming, and unlock exciting career prospects!
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Questions
- How many bytes are stored by ‘long’ Data type in C# .net?
- Choose .NET class name from which data type “UInt” is derived?
- Correct declaration of values to variables ‘a’ and ‘b’?
- Arrange the following data type in order of increasing magnitude sbyte, short, long, int.
- Select a convenient declaration and initialization of a floating point number:
- Number of digits upto which precision value of float data type is valid?
- What is the size of ‘char’ datatype?
- Storage location used by computer memory to store data for usage by an application is?
- Difference between keyword var and dynamic?
- Scope of variable is related to definition of variable as: (i) Region of code within which variable value is valid and hence can be accessed. (ii) No, relation with region where variable is declared its value is valid in entire scope.
- Syntax for declaration and initialization of data variable is?
- What is the need for ‘Conversion of data type’ in C#?
- Types of ‘Data Conversion’ in C#?
- Correct order of priorities are:
- Which among the following is a conditional operator?
- Arrange the operators in the increasing order as defined in C#. !=, ?:, &, ++, &&
- Which statement is correct among the mentioned statements? (i) The for loop works faster than a while loop (ii) for( ; ; )implements an infinite loop
- Which of the following is used to define the member of a class externally?
- The operator used to access member function of a class?
- What is the most specified using class declaration?
- Which of the following statements about objects in “C#” is correct?
- A mechanism that binds together code and data in manipulates, and keeps both safe from outside interference and misuse. In short it isolates a particular code and data from all other codes and data. A well-defined interface controls access to that particular code and data.
- Correct way of declaration of object of the following class is? class name
- The data members of a class by default are?
- What does the following C# code imply? csharp abc; abc = new charp();
- which reference modifier is used to define reference variable?
- Select the wrong statement about ‘ref’ keyword in C#?
- What will be the output of the following C# expression? int a+= (float) b/= (long)c;
- Which of the following statements are correct about functions?
- How many values does a function return?
- Number of constructors a class can define is?
- Correct statement about constructors in C#.NET is?
- Which among the following is the correct statement: Constructors are used to?
- Can the method add() be overloaded in the following ways in C#? public int add() { } public float add() { }
- Which of the following statements is correct about constructors in C#.NET?
- What is the return type of constructors?
- Which method has the same name as that of its class?
- Which operator among the following signifies the destructor operator?
- The method called by clients of a class to explicitly release any resources like network, connection, open files etc. When the object is no longer required?
- Name a method which has the same name as that of class and which is used to destroy objects also called automatically when application is finally on process of being getting terminated.
- Which of the following statements are correct?
- Operator used to free the memory when memory is allocated?
- Select wrong statement about destructor in C#?
- What is the return type of destructor?
- Which statement is correct about following c#.NET code? int[] a= {11, 3, 5, 9, 6};
- What is the advantage of using 2D jagged array over 2D rectangular array?
- Which statement is correct about following C# code? int[, ] a={{5, 4, 3},{9, 2, 6}};
- Choose selective differences between an array in c# and array in other programming languages.
- Which of the following string() method are used to compare two strings with each other?
- Choose the base class for string() method:
- Which of the following statement is correct about a string in C#.NET?
- Correct way to find if contents of two strings are equal?
- The method use to remove white space from a string?
- What is the String in C# meant for?
- What does the term ‘immutable’ means in term of string objects?
- To perform comparison operation on strings supported operations are ____________
- Correct way to convert a string to uppercase using string class method()?
- Which of these methods of class String is used to compare two String objects for their equality?
- Which of these methods of class String is used to check whether a substring exists at the beginning of the particular string?
- Which of these methods returns the string such that some characters which are specified to be removed from the end of strings are removed from string by mentioning the number of characters to be removed?
- What is the value returned by function compareTo() if the invoking string is less than the string compared?
- Which of these data type values is returned by equals() method of String class?
- Which of these methods of class String is used to separate a substring from a String object?
- Which of these methods of class are used to remove the leading and backward whitespaces?
- Which of the following statements is correct?
- Which of these methods of the class String is used to obtain length of String object?
- Which of these methods is an alternative to getChars() that stores the characters in an array of bytes?
- Which of these methods can be used to convert all characters in a String into a character array?
- Which of these methods of class String is used to extract all the characters from a String object?
- How is a string typically processed?
- Which of these is used as a default specifier for a member of the class if no access specifier is used for it?
- Which of these is used to access members of class before the object of that class is created?
- What is the process by which we can control parts of a program that can access the members of a class?
- Accessibility modifier defined in a class are?
- Statements about ‘ref’ keyword used in C#.NET are?
- Keyword used to define call by reference parameter in C# .NET?
- The method in which large or variable number of arguments are handled is known as ________________
- The modifiers used to define an array of parameters or list of arguments is __________
- The capability of an object in C# to take number of different forms and hence display behaviour as according is known as ___________
- Which of the following keyword is used to change data and behavior of a base class by replacing a member of the base class with a new derived member?
- Selecting appropriate method out of number of overloaded methods by matching arguments in terms of number, type and order and binding that selected method to object at compile time is called?
- Wrong statement about run time polymorphism is?
- Choose the correct statement among the following which supports the fact that C# does not allow the creation of empty structures?
- Choose the correct statement about structures as to why they are defined as value types but not reference types?
- When does a structure variable get destroyed?
- Choose the correct statements about enum used in C#.NET?
- Which statements are correct?
- The process of defining two or more methods within the same class that have same name but different parameters list?
- Which keyword is used to refer baseclass constructor to subclass constructor?
- A type of class which does not have its own objects but acts as a base class for its subclass is known as?
- Which statement correctly defines Interfaces in C#.NET?
- Choose the wrong statement about Interfaces in C#.NET?
- Which of the following statements are correct in nature?
- What is Recursion in C# defined as?
- Choose the correct statement among the followings?
- Choose the wrong statement about the properties used in C#.NET?
- A single try block must be followed by which of these?
- Which namespace is mostly preferred for the operation of networking in C#?
- Why are generics used?
- Which of these constructors is used to create an empty String object?
- Choose the statements which makes delegate in C#.NET different from a normal class?
- Which of the following is an incorrect statement about deleg
- Select the type argument of an open constructed type?
- Select the namespace which should be included while making use of LINQ operations:
- Which of the following is a valid statement about generic procedures in C#.NET are?
- For the given set of codes, which query will work according to the set of code? class Program { static void Main(string[] args) { int[] nums = { 1, -2, 3, 0, -4, 5 }; int len = /*_________________ */ Console.WriteLine("The number of positive values in nums: " + len); Console.ReadLine(); } }
- Which among the given classes is present in System.Collection.Generic.namespace?
- Select the output for the given code snippet: class Program { static void Main(string[] args) { int[] nums = { 1, -2, 3, 0, -4, 5 }; var posNums = from n in nums where n % 2 ==0 select n; Console.Write("The positive values in nums: "); foreach (int i in posNums) Console.Write(i + " "); Console.WriteLine(); Console.ReadLine(); } }
- The property signifies “Obtains a Module object that represents the module (an executable file) in which the reflected type resides”. Choose the property which specifies the following statement:
- What will the given code snippet specify? class MyClass { char chrs = 'A' ; public IEnumerator GetEnumerator() { for (int i = 20; i >=0; --i) if (i == 10) yield break; yield return (char)((chrs + i)); } } class Program { static void Main(string[] args) { MyClass mc = new MyClass(); foreach (char ch in mc) Console.Write(ch + " "); Console.WriteLine(); Console.ReadLine(); } }
- What will be the output of the given code snippet? class Program { static void Main(string[] args) { int[] nums = { 1 }; var posNums = from n in nums select Math.Pow(4 ,3); Console.Write("The values in nums: "); foreach (int i in posNums) Console.Write(i + " "); Console.WriteLine(); Console.ReadLine(); } }
- Number of threads that exists for each of the processes that occurs in the program:
- What is mutex?
- What will be the output of the code snippet? class MyClass { int[] a = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20}; public IEnumerator GetEnumerator() { for (int i = 0; i < 20; i++) { if (a[i] % 2 == 0) yield return (int)(a[i]); } } } class Program { static void Main(string[] args) { MyClass mc = new MyClass(); foreach (int i in mc) Console.Write(i + " "); Console.WriteLine(); Console.ReadLine(); } }
- Which among the following statements are not correct about a namespace used in C#.NET?
- What will be the output of following code snippet? #define pi using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication13 { class Program { static void Main(string[] args) { #if (!pi) Console.WriteLine("i"); #else Console.WriteLine("pi not define"); #endif Console.WriteLine("ok"); Console.ReadLine(); } } }
- What will be the output of the program? class box { int width; int height; int length; int volume; void volume(int height, int length, int width) { volume = width * height * length; } } class Prameterized_method { public static void main(String args[]) { box obj = new box(); obj.height = 1; obj.length = 5; obj.width = 5; obj.volume(3, 2, 1); Console.WriteLine(obj.volume); Console.ReadLine(); } }
- Select the properties related to the network errors generated by WebException:
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