TechShiksha by Badkul Technology
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#Java_Quizs (Question - 161)

What is the average case complexity of bubble sort?
Anonymous Quiz
25%
O(logn)
28%
O(nlogn)
34%
O(n^2)
13%
O(n)
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#Java_Quizs (Question - 130)

Which of the following data structures finds its use in recursion?
Anonymous Quiz
33%
Stack
16%
Queues
26%
Linked List
25%
Arrays
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#Quiz_Java (Question - 117)

Method overriding is combination of inheritance and polymorphism?
Anonymous Quiz
67%
True
19%
False
12%
Both
3%
None of the above
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Thanks Everyone for the support, this week we will complete 2k subscribers on our YouTube channel. After that we will start uploading videos again
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#Quiz_Java (Question - 107)

Which of these method of class String is used to extract a single character from a String object?
Anonymous Quiz
13%
characterAt()
63%
charAt()
19%
CharAt()
6%
None of the above
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#Quiz_Java (Question - 108)

Which of the following is mutable string?
Anonymous Quiz
26%
String
20%
StringConcat
43%
StringBuilder
11%
None Of The Above
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Which class in Java is used to take input from the user?
Anonymous Quiz
88%
Scanner
4%
Applier
5%
Inputer
3%
None of these
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One more to go for 2k subscribers
Thanks Everyone for your support
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int [ ] ar = {1,2,3,4,5}; System.out.print(ar[4]); What’s the output of the above code?
Anonymous Quiz
17%
4
66%
5
13%
compilation error
4%
runtime error
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for above question, having only 70 percent as correct answer is not a good thing. Array is the most used data structure in almost all the programming languages. In case of doubts refer our video on Arrays
public static String str = "xyz"; str.replace("y", "JAVA"); System.out.println(str);
Anonymous Quiz
12%
xyz
10%
JAVA
62%
xJAVAz
5%
xyJAVAz
11%
none of them
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TechShiksha by Badkul Technology
Which year passout you are?
people who are still in college, we have mentoring program for students. Reach out to me for more details
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Have you subscribed to our youtube channel frbjava?
Anonymous Poll
62%
Yes
38%
No
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#Quiz_Java (Question - 104)

How to perform case insensitive comparison of two strings?
Anonymous Quiz
47%
equalsIgnoreCase()
34%
compareIgnoreCase()
7%
eqIgnoreCase()
11%
eqCompareCase()
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