- 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 1In which of the following areas, Node.js is not advised to be used?
B - JSON APIs based Applications
Answer : C
Explanation
It is not advisable to use Node.js for CPU intensive applications.
Answer : B
Explanation
By default, npm installs any dependency in the local mode.
Q 3 - Which of the following provides in-built events.
Answer : A
Explanation
Node has multiple in-built events available through events module.
Q 4 - Which method of fs module is used to close a file?
B - fs.closeFile(fd, callback)
Answer : A
Explanation
fs.close(fd, callback) is the method which is used to close a file.
Q 5 - Which method of fs module is used to truncate a file?
A - fs.delete(fd, len, callback)
B - fs.remove(fd, len, callback)
Answer : C
Explanation
fs.ftruncate(fd, len, callback) is the method which is used to truncate a file.
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 is the correct way to get a normalized path?
A - path.normalize('/test/test1//2slashes/1slash/tab/..')
B - fs.normalize('/test/test1//2slashes/1slash/tab/..')
Answer : A
Explanation
path.normalize(p) normalizes a string path, taking care of '..' and '.' parts.
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 - What REST stands for?
A - REpresentational State Transfer
B - Resource Efficient State Transfer
Answer : A
Explanation
REST stands for REpresentational State Transfer.
Q 10 - Child processes always have three streams child.stdin, child.stdout, and child.stderr which may be shared with the stdio streams of the parent process.
Answer : A
Explanation
Child processes always have three streams child.stdin, child.stdout, and child.stderr which may be shared with the stdio streams of the parent process.