Dart Syntax and Structure Quiz

What does it mean that Dart is a case-sensitive language?

• B. Uppercase and lowercase letters are treated the same

• C. Uppercase letters are ignored

• D. Lowercase letters are ignored

• A. Uppercase and lowercase letters are treated differently

Answer explanation

Dart is a case-sensitive language, meaning that uppercase and lowercase letters are treated differently. The correct choice is A.

What is the output of the given Dart program?

• A. Hello, World!

• B. Hello, world

• D. Hello, World!!

• C. Hello World!'

Answer explanation

The output of the given Dart program is 'Hello, World!' because option A is the correct answer choice.

What is the entry point of a Dart program?

• D. start() function

• C. void function

• B. print() function

• A. main() function

Answer explanation

The entry point of a Dart program is the main() function. It is the correct choice because it is where the program starts executing.

What are the rules and regulations called in a programming language?

• D. Loops

• C. Functions

• B. Variables

• A. Syntax

Answer explanation

Syntax refers to the rules and regulations in a programming language that define how programs are written and interpreted.

What is the purpose of a semicolon in Dart programming?

• A. To mark the end of a statement

• B. To separate different code blocks

• C. To indicate a comment

• D. Semicolons are not used in Dart

Answer explanation

The purpose of a semicolon in Dart programming is to mark the end of a statement. It separates different code blocks and is not used to indicate a comment. The correct choice is A.

What does it mean that Dart is a case-sensitive language?

• B. Uppercase and lowercase letters are treated the same

• C. Uppercase letters are ignored

• D. Lowercase letters are ignored

• A. Uppercase and lowercase letters are treated differently

"helloWorldGuys" what kind of identifer is this ?

• Lower Camel Case

• Upper Camel Case

• Lower Camel Case with underscores

• All of the Above

"HelloWorldGuys" what kind of identifer is this ?

• Lower Camel Case

• Upper Camel Case

• Lower Camel Case with underscores

• All of the Above

"hello_world_ladies_and_gentlemen" what kind of identifer is this ?

• Lower Camel Case

• Upper Camel Case

• Lower Camel Case with underscores

• All of the Above

At which lifecycle of SDLC, JIT (just-in-time) and AOT (ahead-of-time) used in Dart?

• JIT => Production

  AOT => Deployment

• JIT => Development

  AOT => Production

• JIT => Staging

  AOT => Production

• JIT => Testing

  AOT => Production