TC Global Analyst Interview Questions and Answers

Q1. What is your Salary Expectation?
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Q2. What is your Notice Period?
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Q1. Tell me about yourself
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Q2. How would you solve issues reported by 2 different regions for a same requirement?
Ans. 
I would analyze the reported issues, identify commonalities and differences, collaborate with stakeholders from both regions, and propose a solution that addresses the concerns of both parties.
• Analyze the reported issues from both regions to understand the root cause

• Identify commonalities and differences in the reported issues

• Collaborate with stakeholders from both regions to gather more insights and perspectives

• Propos...read more
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Q1. Define your roles and responsibilities
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Q2. Explain the difficult scenario you went through during requirement elicitation
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During requirement elicitation, I faced challenges in understanding the complex business processes and conflicting stakeholder priorities.
• Navigating conflicting stakeholder priorities

• Understanding complex business processes

• Resolving ambiguity in requirements

• Managing scope creep
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Q1. How would you handle a requirement?
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Q2. What is iteration and why it is important?
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Iteration is the process of repeating a set of instructions a specified number of times or until a specific condition is met.
• Iteration allows for the efficient execution of tasks by automating repetitive processes.

• It helps in achieving accuracy and consistency in tasks that require multiple steps to be performed.

• Examples include loops in programming languages like for loops and while loops.

• Iteration is important in pro...read more
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Q1. Requirement gathering methodologies
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Q2. Scenario based questions
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Q3. HR interview for salary negotiation
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Q1. One of the worst interview i have ever attended.. The HR manager will inform you that its a video call..Only the candidates have to turn on the video...2 panel member s have joined without video this makes...read more
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This round was more on the conversation skills

The coding round had some let code problems on SQL and Python

Medium level coding question

Q1. Intreview round asked about project mentioned in CV
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Q2. Basic of reacts, opps question,sql queries
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Implement login with Google SSO, show emails in a single place

Q1. How to implement JWT
Ans. 
JWT can be implemented by generating a token with user information and a secret key, then verifying the token using the same secret key.
• Generate a JWT token with user information and a secret key

• Include necessary claims like expiration time, issuer, etc.

• Verify the JWT token using the same secret key

• Handle token expiration and refresh if needed
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Q2. Please read about it on the internet, do take care of public and private key use
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Q3. Middleware in express, how to create one?
Ans. 
Middleware in Express is a function that has access to the request and response objects.
• Create a middleware function using app.use() method in Express.

• Middleware functions have access to the request object (req), the response object (res), and the next middleware function in the application's request-response cycle.

• Example: app.use((req, res, next) => { console.log('This is a middleware function'); next(); });
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Q4. Read about it on the internet
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Q1. Discussed about guards in Angular
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Q2. Read about it on the internet
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Q3. How does lazy loading work in Angular
Ans. 
Lazy loading in Angular delays loading of modules until they are needed
• Lazy loading helps improve performance by only loading modules when they are required

• It is achieved by using the loadChildren property in the route configuration

• Lazy loaded modules are loaded asynchronously when the user navigates to the corresponding route
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Q4. Read about lazy loading in Angular
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Q5. How to enable SSR in Angular
Ans. 
Server-side rendering (SSR) in Angular can be enabled by using Angular Universal.
• Install Angular Universal using Angular CLI

• Create a new Angular Universal project

• Update app.module.ts to include server-side rendering

• Build and run the Angular Universal project
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Q6. Read about Angular Universal for this
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Q1. Find duplicates in an array
Ans. 
Use a hash set to find duplicates in an array of strings.
• Create a hash set to store unique elements.

• Iterate through the array and check if the element is already in the hash set.

• If it is, then it is a duplicate. If not, add it to the hash set.
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Q2. Find single duplicate element in an array where contents of the array are length of array - 1
Ans. 
Find the single duplicate element in an array of strings with length n-1.
• Iterate through the array and use a HashSet to keep track of elements seen so far.

• If an element is already in the HashSet, that is the duplicate element.

• Return the duplicate element once found.
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Create a student support system

Q1. Design an order and payments system for an EdTech company
Ans. 
Design an order and payments system for an EdTech company
• Allow users to browse and select courses

• Implement a shopping cart for users to add courses

• Integrate payment gateways for secure transactions

• Provide order confirmation and receipt to users

• Allow users to track their order status
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