How to Control LED lights through Arduino Uno

How to Control LED lights through Arduino Uno

This Program will show you that how to control LED Lights through the Arduino Uno. This will show you all connection step by Step in very Simple Manner. Definitely you will understand the program after watching this video.

Click on the below link to see the video for how to Control LED lights through Arduino Uno:

https://youtu.be/CYfow778-3Q

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Tips for Technical Interview in IT industry

Tips for Technical Interview in IT industry

1. Prepare for a short introduction including the technical project which are genuinely done by you.
2. Go through the website of company and get the information about company. for example: the company work for which domain primarily etc.
3. Ask to seniors if any already working in the company about the technologies used by the company.
4. Prepare yourself for the fundamentals of programming and algorithms because programming is the backbone of IT company.
5. Prepare yourself comfortable upto average level(Concepts of classes,functions,datatypes,looping,conditional statement) for any one programming languages or tool.

post your query related to technical interview.

Malloc and Calloc

Difference between Malloc() and Calloc()
1. malloc() takes one argument while calloc() takes two argument
2. malloc() does not initialize the allocated memory while calloc allocated memory intialized with 0.
3. Both are used for dynamic memory allocation.
4. malloc is faster than calloc
5.Example: int *p=(int *)malloc(sizeof(int));
                   int *p=(int *)calloc(10,sizeof(int));

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