TechShiksha by Badkul Technology
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#Java_Quizs (Question - 159)

Which feature of OOP is exhibited by the function overriding?
Anonymous Quiz
59%
polymorphism
13%
encapuslation
12%
abstraction
17%
inheritance
2🤔2👍1
#Java_Quizs (Question - 160)

Which of the following declarations does not compile?
Anonymous Quiz
60%
double num1, int num2 = 0;
14%
int num1, num2;
10%
int num1, num2 = 0;
16%
int num1 = 0, num2 = 0;
#Java_Quizs (Question - 161)

What is the average case complexity of bubble sort?
Anonymous Quiz
24%
O(logn)
30%
O(nlogn)
32%
O(n^2)
13%
O(n)
👍1🥰1
#Java_Quizs (Question - 162)

Which of this interface must contain a unique elements?
Anonymous Quiz
64%
Set
11%
List
14%
Collection
12%
Array
👍3
#Java_Quizs (Question - 163)

Which of the following does not compile?
Anonymous Quiz
8%
int num = 999;
14%
int num = 9_9_9;
46%
int num = _9_99;
33%
None of the above;
👍8😁5👎1
#Java_Quizs (Question - 164)

Which of this interface must contain a unique element?
Anonymous Quiz
40%
Set
13%
List
30%
Array
17%
Collection
👍10👏2🔥1
#Java_Quizs (Question - 169)

What is the extension of complied java classes?
Anonymous Quiz
42%
.class
4%
.txt
51%
.java
3%
.js
👍74🔥2👏2
#Java_Quizs (Question - 169)

What is the extension of complied java classes?
Anonymous Quiz
39%
.class
4%
.txt
54%
.java
3%
.js
👍6🎃3🔥2👏2
👍12😁4
Forwarded from TechShiksha by Badkul Technology (admin)
#Java_Quizs (Question - 148)

The data structures required to check whether an expression contains a balanced parenthesis is ......
Anonymous Quiz
22%
Queue
31%
Stack
27%
Array
20%
Tree
👍51
Forwarded from TechShiksha by Badkul Technology (admin)
#Java_Quizs (Questions - 147)

Which of the following is a linear data structure ?
Anonymous Quiz
73%
Array
5%
Avl tree
17%
Binary tree
5%
Graphs
👍4🔥2😁2🥰1👏1
#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)
👏4👍2🥰1😁1
#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
👍5👎2👏1
#Java_Quizs (Question - 129)

Which of these operators can be used to concatenate two or more String objects?
Anonymous Quiz
61%
+
16%
+=
12%
&
11%
||
👏4😁2🔥1