gs gs108 Arrays and Strings - Basic Operation on Strings - Quiz No.1
gs gs108 CSharp Quiz
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Question 1: Which of the following string() method are used to compare two strings with each other?
CopyTo()
Copy()
Compare()
CompareTo()
Question 2: Choose the base class for string() method:
System.Array
System.char
System.String
None of the mentioned
Question 4: Which of the following statement is correct about a string in C#.NET?
The System.Array class is used to represent a string
A string has a zero-based index
A number cannot be represented in the form of a string
A string is mutable because it can be modified once it has been created
Question 5: What will be the output of the following C# code?
static void Main(string[] args) { string s1 = "Hello"; string s2 = "hello"; if (s1 == s2) Console.WriteLine("Equal"); else Console.WriteLine("Unequal"); if (s1.Equals (s2)) Console.WriteLine("Equal"); else Console.WriteLine("Unequal"); Console.ReadLine(); } Equal UnequalUnequal EqualEqual EqualUnequal Unequal
Question 6: What will be the output of the following C# code?
static void Main(string[] args) { string s1 = "Hello" + " I " + "Love" + " ComputerScience "; Console.WriteLine(s1); Console.ReadLine(); }
HelloILoveComputerScience
Hello I Love ComputerScience
Compile time error
Hello
Question 7: Correct way to find if contents of two strings are equal?
if (s1 = s2)
if (s1 != s2)
if (strcmp (s1 ,s2))
if ( s1 is s2)
Question 8: Which of the following statements are correct?
String is value type
String literals can contain any character literal including escape sequences
The equality operators are defined to compare values of string objects as well as references
All of the mentioned
Question 10: The Method use to remove white space from a string?
Split()
Substring()
Trim()
TrimStart()
