Isl Consulting Interview Questions and Answers

Q1. What is the difference between a development dependency and a regular dependency in software development?
Ans. 
Development dependencies are needed for development and testing, while regular dependencies are needed for the application to run.
• Development dependencies are used during the development process, such as testing frameworks or build tools.

• Regular dependencies are required for the application to function properly in production.

• Development dependencies are typically listed in the devDependencies section of package.json, w...read more
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Q2. What do the symbols ^ and ~ represent in the package.json file?
Ans. 
Symbols ^ and ~ in package.json represent version ranges for dependencies.
• The symbol ^ represents a range that allows minor version updates.

• The symbol ~ represents a range that allows only patch updates.

• For example, ^1.2.3 allows any version from 1.2.3 to <2.0.0, while ~1.2.3 allows any version from 1.2.3 to <1.3.0.
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Q3. How can a 404 page be handled in React routing?
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404 page can be handled in React routing by creating a Route component with a path of '*' at the end of all other routes.
• Create a Route component with a path of '*' at the end of all other routes in the Switch component.

• Inside the '*' Route component, render a custom 404 page component.

• Use the Switch component to ensure that only one Route is rendered at a time.
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Q4. Some Javascript coding questions.
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Q5. What is the component lifecycle in functional components?
Ans. 
Component lifecycle in functional components involves useEffect hook for side effects.
• Functional components use useEffect hook to handle side effects like fetching data, subscribing to events, etc.

• useEffect hook can be used to mimic componentDidMount, componentDidUpdate, and componentWillUnmount lifecycle methods.

• useEffect hook takes a callback function as its first argument and an optional array of dependencies as its...read more
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Q6. Explain redux data flow
Ans. 
Redux data flow is a unidirectional flow of data in React applications using a centralized store.
• Actions are dispatched to the store

• Reducers update the state based on the action

• Components subscribe to the store to access the updated state
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Q1. Questions related to the CMS which I worked on.
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Q2. Questions related to the CMS
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Q1. What kind of role do you want
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Q2. What kind of work you were doing
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Q1. Time you worked under pressure, with a team
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Writing Sample based on HBR

Case study on 4 day work week using RCA

It was a MCQ test on CS Fundamentals. We have to answer 50 questions in 40 minutes. Accuracy is must. Company have its own cutoff and it's usually high. So try to gain maximum marks as possible. The results were announced in 1.5 hrs. The selected candidates will be appearing for the coding challenge.

There are 5 questions. 1 easy , 3 medium, 1 hard. You should solve atleast 4 questions to get shortlisted for the interview. Results are announced in 2-3 hours. Take a look at these questions. One of the questions from the coding challenge will be asked in the interview.

Q1. Email validation question from coding challenge
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Q2. Binary Search on rotated arrays
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Q3. About projects (reason behind using the mentioned database)
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Q4. Use of package.json file
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Q5. What are scripts in package.json file
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Q1. Program related
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Q2. Program management supply chain etc anything
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Q3. Data related question
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Q4. Development of progress review mechanism
Ans. 
Developing a progress review mechanism involves setting clear objectives, establishing key performance indicators, regular monitoring and evaluation, and feedback mechanisms.
• Set clear objectives for the programme or project

• Establish key performance indicators (KPIs) to measure progress

• Implement regular monitoring and evaluation processes

• Create feedback mechanisms for stakeholders to provide input and suggestions

• Adjust ...read more
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Q5. Supportive supervision and monitoring andfindings and their mitigation plan
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A formal introduction about myself, followed by questions regarding my professional life and experiences, and then inquiries concerning my approach to the current job.

Assignment on Word and Excel.

Q1. What are your expectations regarding salary and cost to company (CTC)?
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Q2. Why do you believe you deserve your desired CTC (Cost to Company)?
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Q1. Match 14 characters before @ , given an url
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Q2. Match Atleast one capital, once small case, 1 digit and 1 special character using regex?
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Q3. Given a string ="This is my interview for QA engineer"; write code to give an output of each word with vowel count?
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Q4. Given a 2X2 Matrix, find the maximum diagonal sum?
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Q5. How do you find the selected option text from dropdown in selenium?
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Q6. Given a dropdown contains options with duplicates. Find those duplicates along with its occurrence/frequency?
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Q7. How do you resolve merge conflicts in git?
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Q8. How to bring specific commit changes to your branch?
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Q9. How to switch to frame and come out of it in selenium?
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Its very easy
Basic maths questions learned up to 10
Basic Apptitude questions

Q1. Tell me about your self Hi My name is Vikram Adithya I am an hard working and passionate engineering student currently perceiveing in gokaraju rangaraju institute of engineering and technology .I stay with...read more
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Q2. Intervier asked about what kind of problems did you solved in leetcode? I said palindrome factorial matrix multiplication etc . Intervier said every one can solve this
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Q3. He asked me about my project role i said I have done documentation in my project he said every one can do that
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Q4. He asked me to write project code
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Q5. He asked me any questions
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For example, a ₹10 LPA CTC could mean an in-hand salary of ₹70,000–₹75,000 per month, depending on deductions and benefits.

✨ 𝗣𝗿𝗼 𝗧𝗶𝗽: Always request a detailed salary structure during negotiations—it’s your roadmap to making informed decisions

𝗖𝗧𝗖 𝘃𝘀 𝗜𝗻-𝗛𝗮𝗻𝗱 𝗦𝗮𝗹𝗮𝗿𝘆: 𝗧𝗵𝗲 𝗥𝗲𝗮𝗹𝗶𝘁𝘆 𝗖𝗵𝗲𝗰𝗸 𝗘𝘃𝗲𝗿𝘆 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗡𝗲𝗲𝗱𝘀!

We’ve all been there—excitedly discussing job offers and hearing about the impressive CTC (Cost to Company). But when payday arrives, you wonder

Q1. 2️⃣ 𝗜𝗻-𝗛𝗮𝗻𝗱 𝗦𝗮𝗹𝗮𝗿𝘆: This is the actual amount you take home after deductions like: • Employee’s contribution to PF • Income tax (TDS) • Professional tax
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Q2. 𝗖𝗧𝗖 𝘃𝘀 𝗜𝗻-𝗛𝗮𝗻𝗱 𝗦𝗮𝗹𝗮𝗿𝘆: 𝗧𝗵𝗲 𝗥𝗲𝗮𝗹𝗶𝘁𝘆 𝗖𝗵𝗲𝗰𝗸 𝗘𝘃𝗲𝗿𝘆 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗡𝗲𝗲𝗱𝘀! We’ve all been there—excitedly discussing job offers and hearing about the impressi...read more
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