JioStar Interview Questions, Process, and Tips

Basic normal average questions to be prepared

Q1. Define oops and the four pillars in detail
Ans. 
OOPs stands for Object-Oriented Programming. The four pillars are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Object-Oriented Programming (OOP) is a programming paradigm based on the concept of objects, which can contain data in the form of fields (attributes or properties) and code in the form of procedures (methods or functions).

• The four pillars of OOP are Inheritance, Encapsulation, Abstraction, and Po...read more
Answered by AI
Add your answer
Q2. Write code to reverse a dtring
Ans. 
Code to reverse a string in JavaScript
• Use the split() method to convert the string into an array of characters

• Use the reverse() method to reverse the array

• Use the join() method to convert the reversed array back into a string
Answered by AI
Add your answer

Q1. Merge 2 sorted Arrays
Ans. 
Merging two sorted arrays into a single sorted array
• Create a new array to store the merged result

• Use two pointers to iterate through both arrays and compare elements

• Add the smaller element to the new array and move the pointer for that array
Answered by AI
Add your answer
Q2. Write polyfill for getElementById
Ans. 
Polyfill for getElementById function in JavaScript
• Create a function named getElementById

• Check if the function already exists, if not, create it

• Use document.querySelector to select the element by ID

• Return the selected element
Answered by AI
Add your answer
Q3. What are the new features in React 18 ? Optimisation techinques in React ? Concurrency in React ?
Ans. 
React 18 introduces new features like automatic batching, start transition, and streaming server renderer. It also focuses on performance optimizations and concurrent rendering.
• New features in React 18 include automatic batching, start transition, and streaming server renderer.

• Optimization techniques in React 18 involve concurrent rendering, improved scheduling, and reduced re-renders.

• Concurrency in React 18 allows for...read more
Answered by AI
Add your answer

Q1. HLD round to develop Autocomplete feature End to End with API contracts and architecture.
Add your answer
Q2. Remove duplicate characters from a sentence
Ans. 
Remove duplicate characters from a sentence
• Create an empty array to store unique characters

• Iterate through each character in the sentence

• Check if the character is already in the array, if not add it
Answered by AI
Add your answer

Q1. Why we do revaluation of assets
Ans. 
Revaluation of assets is done to reflect their current market value and ensure accurate financial reporting.
• To reflect the true value of assets on the balance sheet

• To comply with accounting standards and regulations

• To provide stakeholders with accurate financial information

• To make informed decisions regarding asset management and investment

• To prevent overvaluation or undervaluation of assets

• Example: Revaluing real esta
Answered by AI
Add your answer

Q1. Whatvis revaluation of assets
Ans. 
Revaluation of assets is the process of adjusting the value of assets on a company's balance sheet to reflect their current market value.
• Revaluation is typically done for assets such as property, plant, and equipment.

• The purpose is to ensure that the assets are carried at a more accurate value on the balance sheet.

• Revaluation can result in an increase or decrease in the value of assets, which impacts the company's fina...read more
Answered by AI
Add your answer

Q1. What is deferred tax with example
Ans. 
Deferred tax is a balance sheet item that represents the tax consequences of temporary differences between accounting income and taxable income.
• Deferred tax is a liability or asset that arises from temporary differences between accounting income and taxable income.

• It is recorded on the balance sheet and represents taxes that will be paid or saved in the future.

• Example: If a company uses accelerated depreciation for tax...read more
Answered by AI
Add your answer
Q2. IFRS related question
Add your answer

Q1. Selenium xpath and basic questions
Add your answer
Q2. Java code to fine distinct characters from string
Ans. 
Use a HashSet to find distinct characters in a string.
• Create a HashSet to store unique characters.

• Iterate through the string and add each character to the HashSet.

• Convert the HashSet to an array of strings to get distinct characters.
Answered by AI
Add your answer

Q1. Automation framework development
Add your answer
Q2. Question on apptoch to automation
Add your answer

Q1. Automation underlying architecture
Ans. 
Automation underlying architecture refers to the framework and structure of automated testing processes.
• Automation architecture includes tools, frameworks, and technologies used for test automation.

• Common automation architectures include keyword-driven, data-driven, and hybrid frameworks.

• The architecture should support scalability, maintainability, and reusability of automated tests.

• Examples of automation tools for und...read more
Answered by AI
Add your answer
Q2. Scenarion and past exp based questions
Add your answer