Dart Programming Interview Questions and Answers
Question - 1 : - What Is Dart?
Answer - 1 : -
Dart is an application programming language. It is used to build web, server and mobile applications.
Question - 2 : - Who Is The Developer Of Dart?
Answer - 2 : -
Google is the developer of Dart.
Question - 3 : - How To Create A Simple Program?
Answer - 3 : -
The following code for simple program:
main()
{
print("Hello World!");
}
Question - 4 : - What Are The Ways To Execute Dart Program?
Answer - 4 : -
There are two ways to execute Dart program:
- Via the terminal.
- Via the WebStrom IDE.
Question - 5 : - Is Dirt Is Case Sensitive Programming Language?
Answer - 5 : -
Yes, Dirt is case sensitive programming language.
Question - 6 : - How Google Dart will get Popular?
Answer - 6 : -
Google is doing its hard work to get Dart accepted by web developers and community and arranging support, tools and execution environment for Google Dart.
- Google will provide support of Dart in Google Chrome by integrating native virtual Machine and it will encourage to Microsoft and Mozilla to do the same.
- Google will provide a Cross Compiler which will convert Dart toECMAScript 3so that it can run on NonDart Browser. This will be the major step in getting Dart Virtual Machine integrated on all popular browser might take some time.
Answer - 7 : -
There are following data types in Dart language:
- Numbers
- Strings
- Booleans
- Lists
- Maps
Answer - 8 : - In Dart, rune is an integer representing Unicode code point.
Question - 9 : - Does Dart has a syntax for declaring interfaces?
Answer - 9 : - No, Dart has not syntax for declaring interface.
Question - 10 : - What is Lambda Function?
Answer - 10 : -
A Lambda function is a concise mechanism to represent functions. These functions are known as Arrow functions.
Example:
void main() {
printMsg();
print(test());
}
printMsg()= >
print("hello");
int test()= 123;
// returning function