- Node.js - Home
- Node.js - Introduction
- Node.js - Environment Setup
- Node.js - First Application
- Node.js - REPL Terminal
- Node.js - Command Line Options
- Node.js - Package Manager (NPM)
- Node.js - Callbacks Concept
- Node.js - Upload Files
- Node.js - Send an Email
- Node.js - Events
- Node.js - Event Loop
- Node.js - Event Emitter
- Node.js - Debugger
- Node.js - Global Objects
- Node.js - Console
- Node.js - Process
- Node.js - Scaling Application
- Node.js - Packaging
- Node.js - Express Framework
- Node.js - RESTFul API
- Node.js - Buffers
- Node.js - Streams
- Node.js - File System
- Node.js MySQL
- Node.js - MySQL Get Started
- Node.js - MySQL Create Database
- Node.js - MySQL Create Table
- Node.js - MySQL Insert Into
- Node.js - MySQL Select From
- Node.js - MySQL Where
- Node.js - MySQL Order By
- Node.js - MySQL Delete
- Node.js - MySQL Update
- Node.js - MySQL Join
- Node.js MongoDB
- Node.js - MongoDB Get Started
- Node.js - MongoDB Create Database
- Node.js - MongoDB Create Collection
- Node.js - MongoDB Insert
- Node.js - MongoDB Find
- Node.js - MongoDB Query
- Node.js - MongoDB Sort
- Node.js - MongoDB Delete
- Node.js - MongoDB Update
- Node.js - MongoDB Limit
- Node.js - MongoDB Join
- Node.js Modules
- Node.js - Modules
- Node.js - Built-in Modules
- Node.js - Utility Modules
- Node.js - Web Module
Node.js Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Node.js Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - In which of the following areas, Node.js is perfect to use?
B - Data Streaming Applications
Answer : D
Explanation
Node.js is proving itself a perfect technology partner for all of the above mentioned areas.
Q 2 -What npm stands for?
Answer : A
Explanation
npm stands for Node Package Manager.
Q 3 - Buffer class is a global class and can be accessed in application without importing buffer module.
Answer : A
Explanation
Buffer class is a global class and can be accessed in application without importing buffer module.
Q 4 - Which of the following is true about File I/O in Node applications?
A - Node implements File I/O using simple wrappers around standard POSIX functions.
B - Node File System (fs) module should be imported for File I/O opearations.
Answer : C
Explanation
Node implements File I/O using simple wrappers around standard POSIX functions. Node File System (fs) module should be imported for File I/O opearations.
Q 5 - Which of the following is true about __filename global object?
A - The __filename represents the filename of the code being executed.
B - The __filename represents the resolved absolute path of code file.
Answer : C
Explanation
The __filename represents the filename of the code being execute
Q 6 - Which of the following code prints process version?
A - console.log('Current version: ' + process.version());
B - console.log('Current version: ' + process.version);
C - console.log('Current version: ' + process.getVersion());
Answer : B
Explanation
process.version can be used to get the current process version.
Q 7 - Which of the following code print the platform of operating system?
A - console.log('platform : ' + os.platform);
B - console.log('platform : ' + os.platform());
Answer : B
Explanation
os.platform() returns the operating system platform.
Answer : A
Explanation
net.isIP(input) tests if input is an IP address. Returns 0 for invalid strings, returns 4 for IP version 4 addresses, and returns 6 for IP version 6 addresses.
Q 9 - Which of the following module is required to create a web server?
Answer : C
Explanation
Node.js provides http module which can be used to create HTTP client of server.
Q 10 - A stream fires finish event when all data has been flushed to underlying system.
Answer : A
Explanation
A stream fires finish event when all data has been flushed to underlying system.