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Covalense Digital Software Developer Interview Questions and Answers
Covalense Digital Software Developer Interview Experiences
2 interviews found
(1 Question)
- Q1. What are oops concepts and java related
- Ans.
OOPs concepts in Java include inheritance, encapsulation, polymorphism, and abstraction.
Inheritance allows a class to inherit properties and behavior from another class.
Encapsulation involves bundling data and methods that operate on the data into a single unit.
Polymorphism allows objects to be treated as instances of their parent class.
Abstraction hides the implementation details and only shows the necessary features
(1 Question)
- Q1. Tell me abouT your self
Skills evaluated in this interview
I applied via Referral and was interviewed in Dec 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Programs
Interview Preparation Tips
Interview questions from similar companies
Software Engineer Interview Questions & Answers
Anunta Technology Management Services
Anonymous
posted on 8 Nov 2024
Selected
Enough with easy level questions from leetcode
(2 Questions)
- Q1. Self introduction
- Q2. Sql and python questions
Good good good good hh hhj ghh ghh ggh
(2 Questions)
- Q1. On dsa, ds, programming, database
- Q2. Database mysql, sql, dsa, time complexity
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed in Dec 2022. There were 3 interview rounds.
(1 Question)
- Q1. Oops based questions, mvc and webapis
(1 Question)
- Q1. Core focus on mvc and .net core
Interview Preparation Tips
- OOPS
- MVC
- SQL Server
- .Net
Selected
I applied via Approached by Company and was interviewed before May 2023. There were 2 interview rounds.
(2 Questions)
- Q1. What are access modifiers in swift
- Ans.
Access modifiers in Swift are keywords that control the visibility and accessibility of classes, methods, properties, and other entities.
Access modifiers include public, internal, fileprivate, and private.
Public allows entities to be accessed from any source file in the module or from another module that imports the defining module.
Internal restricts access to the current module.
Fileprivate restricts access to the defi...
- Q2. Arc in swift, gcd , designer patterns, guard and if let
(1 Question)
- Q1. Programming question was there to get a user input in a text field and find whether it is a number or alphabet
Interview Preparation Tips
Skills evaluated in this interview
Aravind
Selected
I applied via Campus Placement and was interviewed in Jul 2024. There were 2 interview rounds.
(1 Question)
- Q1. General aptitude question
(1 Question)
- Q1. Technical Questions and some coding questions
I applied via Job Portal and was interviewed in Apr 2021. There were 2 interview rounds.
Interview Questionnaire
1 Question
- Q1. String and string builder difference. Project Related questions
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Sep 2021. There were 4 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Which protocols are used in IoT?
- Ans.
IoT uses various protocols such as MQTT, CoAP, HTTP, and AMQP for communication and data transfer.
MQTT (Message Queuing Telemetry Transport) is a lightweight protocol used for IoT devices with low bandwidth and power constraints.
CoAP (Constrained Application Protocol) is designed for resource-constrained devices and networks.
HTTP (Hypertext Transfer Protocol) is used for web-based communication and data transfer.
AMQP (...
- Q2. Explain MQTT protocols.
- Ans.
MQTT is a lightweight messaging protocol for IoT devices.
MQTT stands for Message Queuing Telemetry Transport
It uses a publish-subscribe model for communication
It is designed for low-bandwidth, high-latency networks
It is widely used in IoT applications
It supports Quality of Service (QoS) levels for message delivery
- Q3. Compare Modbus RTU vs Modbus ASCII.
- Ans.
Modbus RTU is binary and Modbus ASCII is text-based. RTU is more efficient and commonly used.
RTU uses binary encoding while ASCII uses text-based encoding
RTU is more efficient and commonly used in industrial automation
ASCII is easier to troubleshoot and can be used for long-distance communication
RTU has a smaller message size and faster transmission speed
ASCII has a larger message size and slower transmission speed
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Jun 2024. There was 1 interview round.
(1 Question)
- Q1. Tell me 3 frontend and 3 backend technologies.
- Ans.
Frontend technologies include HTML, CSS, and JavaScript. Backend technologies include Node.js, Python, and Java.
Frontend technologies: HTML, CSS, JavaScript
Backend technologies: Node.js, Python, Java
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Covalense Digital Software Developer Interview Process
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Rating in categories
|
Software Developer
81
salaries
|  ₹4.5 L/yr - ₹15.2 L/yr |
|
Associate Software Developer
67
salaries
| ₹3 L/yr - ₹8 L/yr |
|
Senior Software Engineer
27
salaries
| ₹8.4 L/yr - ₹27 L/yr |
|
Quality Engineer
23
salaries
| ₹4 L/yr - ₹10.8 L/yr |
|
Software Engineer
20
salaries
| ₹3.1 L/yr - ₹10 L/yr |
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