gs gs108 Arrays and Strings - Searching and Modifying Strings - Quiz No.1
gs gs108 CSharp Quiz
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Question 1: Which of these methods of class String is used to separate a substring from a String object?
substring()
Substring()
SubString()
None of the mentioned
Question 3: Which of these methods of class are used to remove the leading and backward whitespaces?
startsWith()
trim()
Trim()
doTrim()
Question 5: What will be the output of the following C# code?
static void Main(string[] args) { String c = " Hello Computer "; String a = c.Trim(); Console.WriteLine("\"" + s + "\""); }
” Hello Computer ”
“HelloComputer”
“Hello Computer”
Hello Computer
Question 8: Which of the following statements is correct?
replace() replace() method replaces last occurrence of a character in invoking strings with another character
replace() method replaces only first occurrence of a character in invoking strings with another character
replace() method replaces all occurrences of one character in invoking strings with another character
none of the mentioned
Question 10: Which among the following is the correct way to find out the index of second ‘s’ in the string “She sold her beauty in one night to someone else”?
String a = "She sold her beauty in one night to someone else"; int i; i = a.SecondIndexOf("s"); String a = "She sold her beauty in one night to someone else"; int i, j; i = a.FirstIndexOf("s"); j = a.IndexOf("s", i + 1); String a = "She sold her beauty in one night to someone else"; int i, j; i = a.IndexOf("s"); j = a.IndexOf("s", i + 1);
None of the mentioned
