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Check If String Is Palindrome

Given a string, write a c function to check if it is palindrome or not.
A string is said to be palindrome if the reverse of the string is the same as string.
For example, “abba” is palindrome, but “abbc” is not palindrome.

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Topic - Data Structure and Algorithms

Dijkstra's Algorithm
Dijkstra's algorithm, published in 1959, is named after its discoverer Edsger Dijkstra, who was a Dutch computer scientist. This algorithm aims to find the shortest-path in a directed or undirected graph with non-negative edge weights.

Read more about it from here :
https://www.studytonight.com/data-structures/dijkstras-algorithm

Question of the day !!
Topic - JAVA

What can be said about the statement y = (Sub) x, based on given code?

// Class declarations :
class Super {}
class Sub extends Super {}

// Reference declarations :
Super x;
Sub y;

A. Illegal at compile time.
B. Legal at compile time, but might be illegal at runtime.
C. Definitely legal at runtime, but the cast operator (Sub) is not strictly needed.
D. Definitely legal at runtime, and the cast operator (Sub) is needed.

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https://www.studytonight.com/java/tests/3

Question of the day !!
Topic - JAVA

Q. Given two files, what will be the Output?

package pck1;
public class A
{
int x = 10;
public int y = 20;
}

package pck2;
import pck1.*;
class Test
{
public static void main(String []args)
{
A a = new A(); // line 7
System.out.println(a.x); // line 8
System.out.println(a.y); // line 9
}
}

A. 10 20
B. compilation error at line 7
C. compilation error at line 8
D. compilation error at line 9

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https://www.studytonight.com/java/tests/4

‼️Github CoPilot won't take your Job Away‼️

There is this new tool in the software development domain, for which every software developer is curious.
The Github Copilot as the name suggests is considered to be working as your copilot.
This tool will help us in sailing our boat smoothly. Firstly, let us discuss the table of content for this article and then about GitHub copilot.

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Top 3 Android Emulator for PC

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https://www.youtube.com/watch?v=SgPbTPYa1Ew

Question of the day !!
Topic - DBMS

Rule One of Codd's rules states that

A. All information is to be represented as stored data in cells of tables.
B. Primary key must not be null. Expression on NULL must give null..
C. All view that are theoretically updatable should be updatable by the system.
D. A database should work properly regardless of its distribution across a network.

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https://www.studytonight.com/dbms/tests/1

What is e-RUPI? And How e-RUPI Works?

e-RUPI is a new digital payments medium launched on 2nd August 2021 in India, prime minister Narendra Modi. It is a cashless and contactless digital payment service, which can be used by individuals in form of SMS-string or a QR code, just like UPI.

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https://www.studytonight.com/post/what-is-e-rupi-and-how-e-rupi-works

11 Best Free Web Hosting Services to Host your First Website

If you are opening a new business and want to build your website over the internet, the first thing that you will look for is web hosting. Or if you want to start a blog or create a portfolio website for yourself, you would need a hosting service to host the website. Web Hosting service allows you to post or publish a website or web page onto the Internet.

Learn more about it from here
https://www.studytonight.com/post/11-best-free-web-hosting

Question of the day !!
Topic - Android

Q. What is/are storage options available in Android?

A. SharedPreferences
B. SQLiteDatabase
C. ContentProvider
D. All of the above

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https://www.studytonight.com/android/tests/5

Do this to Speed Up your Windows PC - 8 Simple Steps

As we have become more technologically advanced with time, there has been an increase in the speed of almost everything. Nothing takes as much time as it used to. So when our computers take those extra few seconds to process something it becomes very tough for us to bear and, to be fair, could cost us a lot at times.

So, let's see how we can speed up our Windows PC in just 8 simple steps.

https://www.studytonight.com/post/do-this-to-speed-up-your-windows-pc-8-simple-steps

Q. How many times, the body of the following for loop will be executed?

for(putchar('a'); putchar(0); putchar('c'))
putchar('b');

A. 0 times
B. 1 time
C. infinitely many times
D. will not be executed because of syntax error



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https://www.studytonight.com/c/tests/12

Relational databases are table-based. NoSQL databases can be document-based, graph databases, key-value pairs, or wide-column stores.


Relational databases were built during a time that data was mostly structured and clearly defined by their relationships.


Today, we know that data today is much more complex.
Learn more about it from here
https://www.youtube.com/watch?v=2tXooE4hrk0

Q. Which of the following is not an advantage of a thread?

A. Inter Process Communication
B. Less memory space occupied by thread
C. Less time to create and terminate than a process
D. Context switching is faster


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https://www.studytonight.com/operating-system/tests/5

Best Cryptocurrency Trading Platform to Invest in Crypto

There are several cryptocurrency trading platforms and we have listed the best ones for you. These platforms are available on the Internet and can be accessed via using their website or Mobile Apps.

https://www.studytonight.com/post/best-cryptocurrency-trading-platform