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RubicoIT Node JS Developer Interview Questions and Answers
RubicoIT Node JS Developer Interview Experiences
1 interview found
Selected
I applied via Company Website and was interviewed in Jul 2023. There were 2 interview rounds.
(5 Questions)
- Q1. Given two codes to identify there output, the code includes the concept of 'this' keyword and its behavior with arrow functions and normal functions.
- Ans.
The code demonstrates the behavior of 'this' keyword with arrow functions and normal functions.
Arrow functions do not bind their own 'this' value, it inherits 'this' from the surrounding scope.
Normal functions have their own 'this' value, which is determined by how the function is called.
Arrow functions are useful when you want to preserve the value of 'this' from the surrounding context.
- Q2. Given a coding question to get even numbers in a different array from the original array of numbers.
- Q3. Given SQL database structure and questions to which was asked to form SQL queries, it includes knowledge of 'joins' and use of subquery.
- Q4. Given a question to take the input from a user and print the sum of those input and return the output (javascript).
- Q5. What are streams and its type, write a code using the any of the stream.
- Ans.
Streams are objects that allow reading or writing data continuously. There are four types of streams: Readable, Writable, Duplex, and Transform.
Streams are used to handle large amounts of data efficiently.
They can be used for reading data from a source or writing data to a destination.
Streams can be piped together to create a data flow.
Example: Reading a file using a Readable stream and writing it to another file using
This was a Machine Coding round, i was asked to come to office for this round. I was given to make a nodejs project from scratch using , any framework of my choice (expressjs, nestjs,etc), using sql database (any ORM of your choice).
Entities - User, Task
User -
1. user should have an email , first name, last name and password
2. user can login using email and password
Task -
1. CRUD for the task
2. Each task should be associated with a user
Extra (if time)-
1. User can assign task to different user
Note :- Time given was 2 Hours, i could not do the extras , but i was asked the question regarding my thought process on how will i approach the extras, because extras required a change in the already made entity models as well as in relations between them if any.
Interview Preparation Tips
Skills evaluated in this interview
Interview questions from similar companies
I applied via Campus Placement and was interviewed in Aug 2023. There were 2 interview rounds.
4 Easy to Medium Leetcode Type Questions on Signal Hire Platform
(1 Question)
- Q1. Not Selected as all Girls were only selected in OA
Interview Preparation Tips
Nilesh Gaur
Selected
I applied via Campus Placement and was interviewed in Sep 2023. There were 3 interview rounds.
It is consisting of 5 questions,and each question carry 20 marks.difficulaty level of the question is easy to moderate.
(1 Question)
- Q1. They were asking mainy DSA, project,and internship
Interview Preparation Tips
I applied via Approached by Company and was interviewed in Jul 2024. There were 2 interview rounds.
First round was a DSA round. Interviewers were helpful.
(1 Question)
- Q1. It was a technical round with the team lead.
Selected
I applied via LinkedIn and was interviewed in Sep 2023. There were 3 interview rounds.
2 coding questions - easy
(1 Question)
- Q1. Merge two sorted linked list Find max sum subarray
- Ans.
Merge two sorted linked lists and find max sum subarray
To merge two sorted linked lists, compare the nodes and link them accordingly
For max sum subarray, use Kadane's algorithm to find the maximum sum subarray in a given array
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Lekha Wireless Solutions
Anonymous
posted on 20 Jul 2023
I applied via Campus Placement
Baics apptitude, easy only can clear
Basics of c language, alomost basics
(2 Questions)
- Q1. Array pointers structure linked list
- Q2. Array pointers structures
(1 Question)
- Q1. Bascic html and django questions
Waste of time and energy sql queries
(1 Question)
- Q1. Salary negotation and location details
Interview Preparation Tips
Selected
I applied via Referral and was interviewed in Mar 2024. There was 1 interview round.
(5 Questions)
- Q1. What are the network operator in india
- Ans.
Some of the major network operators in India are Airtel, Vodafone Idea, Reliance Jio, and BSNL.
Airtel is one of the largest telecom operators in India, offering services like mobile, broadband, and digital TV.
Vodafone Idea is a merger of Vodafone India and Idea Cellular, providing mobile services across the country.
Reliance Jio is known for its 4G network and affordable data plans, disrupting the telecom market in Indi...
- Q2. What is 2G,3G and 4G
- Ans.
2G, 3G, and 4G are generations of mobile network technology, each offering faster data speeds and improved capabilities.
2G refers to second-generation mobile networks, providing basic voice and text services.
3G is the third generation, offering faster data speeds for internet browsing and multimedia applications.
4G is the fourth generation, delivering even faster data speeds, lower latency, and support for advanced ser...
- Q3. What are the type of tower structure ,GBT,RTTANDRTP
- Ans.
GBT stands for Guyed Tower, RTT stands for Roof Top Tower, and RTP stands for Roof Top Pole.
GBT (Guyed Tower) is a type of tower structure supported by guy wires.
RTT (Roof Top Tower) is a tower structure installed on the roof of a building.
RTP (Roof Top Pole) is a pole structure installed on the roof of a building.
- Q4. Type of sim card
- Ans.
The type of SIM card refers to the physical size and shape of the SIM card, such as standard, micro, or nano.
Types of SIM cards include standard, micro, and nano sizes
Standard SIM cards are the largest, micro SIM cards are smaller, and nano SIM cards are the smallest
Different devices may require different types of SIM cards
- Q5. What is alpha, beta and gamma sector
- Ans.
Alpha, beta, and gamma sectors are divisions used in various industries to categorize different areas or components.
Alpha sector typically refers to the first or primary sector in a system or project
Beta sector usually represents the secondary or intermediate sector
Gamma sector often denotes the tertiary or final sector
These divisions can be used in project management, software development, manufacturing, etc.
Interview Questionnaire
2 Questions
- Q1. Java, c++, sql, and dbms questions
- Q2. Be prepare programming languages mentioned in resume
Java Developer Interview Questions & Answers
Avantel
Purna chandra sekhar Chitturi
posted on 28 Oct 2024
Selected
I applied via Campus Placement and was interviewed in Sep 2024. There were 2 interview rounds.
Dp
stirngs
sortings
(2 Questions)
- Q1. Based on cn and dsa
- Q2. Based on the os
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