Ciklum Expert Software Engineer Interview Questions and Answers

2 DSA question was asked

40 questions in 20 minutes

Q1. Stones games 2 leetcode
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Q2. Permutations of array
Ans. 
Generate all possible permutations of an array of strings
• Use recursion to generate permutations

• Swap elements to create different permutations

• Base case: when array size is 1, return array as permutation
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Q1. Project discussion
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Q1. Tell me about
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Q2. Your self they are asking
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Q3. What is your weakness
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Q4. Any questions ask for me
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Q5. All the best future
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Coding for international

60mintues DSA level coding exam

Q1. Tell me about youyou dorself and what do
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Q2. Where do you see yourself in next 5 years
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Q1. Sql questions with queries
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Q2. Rdbms related questions.
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Q1. Explain React life cycle
Ans. 
React life cycle refers to the series of methods that are invoked in the process of creating, updating, and destroying components.
• Mounting phase: constructor, render, componentDidMount

• Updating phase: render, componentDidUpdate

• Unmounting phase: componentWillUnmount
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Q2. Design a online calculator app
Ans. 
An online calculator app that allows users to perform basic arithmetic operations.
• Include buttons for numbers 0-9 and operators like +, -, *, /

• Implement functionality for clearing input, calculating result, and displaying history

• Consider adding advanced features like memory functions or scientific calculator mode
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Q1. What is unig testing
Ans. 
Unit testing is a software testing method where individual units or components of a software are tested in isolation.
• Unit testing is done to validate that each unit of the software performs as designed.

• It helps in identifying bugs early in the development process.

• Unit tests are typically written by the developers themselves.

• Examples of unit testing frameworks include JUnit for Java, NUnit for .NET, and PyTest for Pytho
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Q2. What is the language that supports both android and ios
Ans. 
The language that supports both Android and iOS is Kotlin.
• Kotlin is a modern programming language that can be used for developing applications on both Android and iOS platforms.

• It is fully interoperable with Java and can be used alongside Objective-C and Swift.

• Kotlin is officially supported by Google as a first-class language for Android development.
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Q3. How many design patterns in android
Ans. 
There are several design patterns in Android, including Singleton, Observer, Factory, and Adapter.
• Some common design patterns in Android include Singleton, Observer, Factory, and Adapter.

• Design patterns help in creating reusable and maintainable code in Android development.

• Singleton pattern ensures that a class has only one instance and provides a global point of access to it.

• Observer pattern is used for implementing e...read more
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Q4. How many languages we have to support android
Ans. 
We have to support multiple languages for Android, including but not limited to English, Spanish, French, German, Chinese, Japanese, etc.
• English

• Spanish

• French

• German

• Chinese

• Japanese
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Q5. Mvvm architecture
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