What is the time complexity of inserting an element into a binary heap of size n?
Anonymous Quiz
29%
O(n log n)
32%
O(n)
32%
O(log n)
8%
O(1)
๐3๐ฅ1
Which method is used to add element in the last of Java.util.arraylist?
Anonymous Poll
33%
add
13%
addFirst
27%
addLast
27%
append
๐3
Anybody interested in code with me session coming Sunday? In which we will create a springboot application which will have rest apis to create, update, delete and fetch
โค4๐3
Which of the following methods is used to check if an element exists in a Set?
Anonymous Quiz
6%
has
20%
hasElement
27%
hasNext
31%
contains
16%
exists
๐2
Which class from the java.util package contains factory methods for creating different types of date/time objects including local dates and times, durations, etc.?
Anonymous Quiz
22%
LocalDate
15%
LocalTime
43%
DateTimeZone
20%
DateUtils
๐5๐1
Can lambda expressions declare variables using the val keyword?
Anonymous Quiz
37%
yes
28%
no
18%
If declared outside any method bodies
16%
Depends on the modifiers used when declaring the variable
TechShiksha by Badkul Technology
https://www.textboxtechnology.com/how-to-increase-font-size-in-eclipse/
if you are also working on eclipse and seeing that your eyes get strained then refer this tutorial to increase font size
Join our spring boot microservices specific group, if you face any issues in springboot or microservices our admin team will try to help you
https://t.me/javaspringbootmicroservice
https://t.me/javaspringbootmicroservice
๐1
Forwarded from admin
Which programming language is commonly used with Spring Boot?
Anonymous Quiz
83%
Java
7%
ruby
7%
python
2%
c++
๐4โค2
Forwarded from TechShiksha by Badkul Technology (admin)
Anonymous Quiz
73%
Array
5%
Avl tree
17%
Binary tree
5%
Graphs
๐3โค1๐1
๐๐ก๐ข๐๐ก ๐จ๐ ๐ญ๐ก๐๐ฌ๐ ๐ค๐๐ฒ๐ฐ๐จ๐ซ๐๐ฌ ๐ข๐ฌ ๐ฎ๐ฌ๐๐ ๐ญ๐จ ๐๐๐๐ข๐ง๐ ๐ข๐ง๐ญ๐๐ซ๐๐๐๐๐ฌ ๐ข๐ง ๐๐๐ฏ๐?
Anonymous Quiz
8%
inf
6%
definterface
82%
interface
4%
defintf
๐5
Join our spring boot microservices specific group, if you face any issues in springboot or microservices our admin team will try to help you
https://t.me/javaspringbootmicroservice
https://t.me/javaspringbootmicroservice
๐3
#Java_Quizs (Question - 148)
The data structures required to check whether an expression contains a balanced parenthesis is ......
The data structures required to check whether an expression contains a balanced parenthesis is ......
Anonymous Quiz
21%
Queue
35%
Stack
21%
Array
23%
Tree
๐ฅ3๐1
Newly Joined Members subscribe to our channel to learn programming and crack written exams.
Click on below link to subscribe
https://tinyurl.com/dzrt4f7d
Discuss doubts in @javaforfree
Click on below link to subscribe
https://tinyurl.com/dzrt4f7d
Discuss doubts in @javaforfree
Forwarded from admin
What is @Autowired in Spring Framework?
Anonymous Quiz
29%
A way to create a new object
19%
A way to create a new method
14%
A way to create a new variable
39%
A way to inject a dependency