L&T Technology Services AI Engineer Interview Questions and Answers

They will see logical and lateral thinking

Q1. Oops. Solid principles. Previous project explanation
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Q2. Questions on full stack
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Q1. About company policies
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Q2. Salary
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Q1. What is Pricing Rule & Product Rule?
Ans. 
Pricing Rule & Product Rule are mathematical concepts used in calculus to find derivatives of functions.
• Pricing Rule is used to find the derivative of a function that involves a product of two functions.

• Product Rule is used to find the derivative of a function that involves the product of two functions.

• Pricing Rule: (f(x)g(x))' = f'(x)g(x) + f(x)g'(x)

• Product Rule: (fg)' = f'g + fg'
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Q2. Can you please explain the Project you have worked on and the difficulties you faced?
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Q3. What are the Option contraint?
Ans. 
Option constraints are restrictions placed on the values that can be assigned to an option in a software system.
• Option constraints define the valid range of values for an option.

• They can include minimum and maximum values, allowed data types, and specific values.

• For example, an option for selecting a color may have constraints that limit the choices to 'red', 'blue', or 'green'.
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Q4. What rae the Configuration Attribute?
Ans. 
Configuration attributes are settings that define the behavior of a software system.
• Configuration attributes can include parameters such as database connection strings, logging levels, and feature toggles.

• They are typically stored in configuration files or databases.

• Changing configuration attributes can alter the behavior of the software without modifying its code.

• Configuration attributes are used to customize the soft...read more
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Q5. What is Flow specially Record Triggered flow?
Ans. 
Record Triggered Flow is a type of Flow in Salesforce that is triggered when a record is created or updated.
• Record Triggered Flow is used to automate processes in Salesforce based on changes to records.

• It can be set to run before or after the record is saved.

• Record Triggered Flow can access and update related records as well.

• It is a powerful tool for automating complex business processes in Salesforce.
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Q6. What is MDQ (Multi Dimensional Quote)?
Ans. 
MDQ (Multi Dimensional Quote) is a tool used in software development to estimate the effort required for a project by considering multiple dimensions.
• MDQ takes into account various factors such as complexity, team experience, technology stack, and project scope.

• It helps in providing a more accurate estimation of the time and resources needed for a project.

• For example, a project with a high complexity level and a new te...read more
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Q7. What is Pricing Waterfall?
Ans. 
Pricing waterfall is a method used to analyze and optimize pricing strategies by breaking down the pricing process into different components.
• Pricing waterfall helps in understanding the impact of various factors on pricing decisions.

• It involves analyzing costs, competition, customer demand, and other market factors to determine the optimal pricing strategy.

• Examples of components in a pricing waterfall include fixed cos...read more
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Q8. Explain Discount Schedule ?
Ans. 
A discount schedule is a set of rules or guidelines that determine the amount of discount a customer receives based on various factors.
• Discount schedules can be based on factors such as quantity purchased, customer loyalty, or promotional events.

• For example, a discount schedule may offer a 10% discount for purchases of 10 items or more.

• Another example could be a loyalty program where customers receive increasing discou...read more
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Q9. What are the different Pricing Method?
Ans. 
Different pricing methods include cost-plus pricing, value-based pricing, competition-based pricing, and dynamic pricing.
• Cost-plus pricing involves adding a markup to the cost of production.

• Value-based pricing sets prices based on the perceived value to the customer.

• Competition-based pricing involves setting prices based on competitors' prices.

• Dynamic pricing adjusts prices in real-time based on demand and other factor
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Q10. What are the different Product we have in CPQ?
Ans. 
CPQ offers multiple products including Configure, Price, Quote, Contract Management, and Billing.
• Configure: Allows users to customize products based on customer needs

• Price: Calculates pricing based on configurations and discounts

• Quote: Generates quotes for customers based on configured products

• Contract Management: Manages contracts and agreements with customers

• Billing: Handles invoicing and payment processing
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Q1. What is QCP (Quote Calculator Plugin)?
Ans. 
QCP is a software plugin used for calculating quotes for products or services.
• QCP is a tool used in sales or e-commerce platforms to provide accurate pricing information to customers.

• It can factor in variables such as quantity, discounts, taxes, and shipping costs to generate a final quote.

• QCP can be customized to fit the specific pricing structure and rules of a business.

• Examples of QCP include plugins for online shop...read more
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Q2. Explain any Special Field in CPQ?
Ans. 
Special Field in CPQ refers to a custom field that is unique to a specific use case or industry.
• Special fields can be used to capture industry-specific data or unique requirements.

• Examples include fields for pricing rules in the manufacturing industry or contract terms in the telecommunications industry.
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Q3. Have you worked on Amendment? Explain it?
Ans. 
Yes, I have worked on Amendment. It involves making changes to existing software code or documentation.
• Amendment involves modifying existing code or documentation to improve functionality or fix issues.

• Examples include updating a software feature to meet new requirements, fixing bugs in the code, or enhancing performance.

• Amendment may also involve revising documentation to reflect changes made to the software.
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Q4. What is renewal in CPQ? Explain the complete Flow?
Ans. 
Renewal in CPQ refers to the process of renewing a contract or subscription for a product or service.
• Renewal in CPQ involves generating a renewal quote for an existing contract or subscription.

• The renewal flow typically includes reviewing the terms of the existing contract, making any necessary adjustments, and generating a new quote for the renewed contract.

• Customers may have the option to renew their contract for a s...read more
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Q5. Explain Quote to Cash Flow?
Ans. 
Quote to Cash Flow is the process of generating revenue from the initial quote to the final payment.
• Quote to Cash Flow involves the entire sales process from creating a quote for a product or service to receiving payment for that product or service.

• It includes activities such as quoting, invoicing, order fulfillment, and payment collection.

• The goal of Quote to Cash Flow is to streamline the sales process and improve ca...read more
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Q6. What is Package level Setting?
Ans. 
Package level setting refers to configuration settings that apply to an entire package of software components.
• Package level settings are configuration options that affect all components within a software package.

• These settings are typically defined at the package level and apply globally.

• Examples include setting default values for variables, defining access control rules, or specifying logging levels.

• Package level sett...read more
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Q7. What is Bundle Product and Nested Bundle?
Ans. 
Bundle product is a group of related products sold together, while nested bundle is a bundle within a bundle.
• Bundle product is a collection of multiple products sold together as a single unit.

• Nested bundle is a bundle that contains another bundle within it.

• Example: A laptop bundle may include a laptop, a laptop bag, and a mouse. Within this bundle, there could be a nested bundle for extended warranty options.
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Q8. What is Guided Selling?
Ans. 
Guided selling is a sales technique where the salesperson guides the customer through the buying process, offering personalized recommendations and advice.
• Involves salesperson providing personalized recommendations to customers

• Helps customers make informed decisions during the buying process

• Often used in e-commerce websites to suggest products based on customer preferences
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Q9. Explain Usages Based Product?
Ans. 
Usages based product refers to a pricing model where customers are charged based on their usage of the product or service.
• Customers are charged based on the amount or frequency of their usage.

• Common in industries like cloud computing, SaaS, and utilities.

• Examples include pay-as-you-go cloud services, metered electricity usage, and usage-based insurance.
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Q10. What is Batch APEX?
Ans. 
Batch APEX is a feature in Salesforce that allows developers to process records in bulk using Apex code.
• Batch APEX is used to handle large volumes of data in Salesforce.

• It is commonly used for tasks like data cleansing, data migration, and data processing.

• Batch APEX classes implement the Database.Batchable interface and are executed asynchronously.

• Developers can monitor and manage Batch APEX jobs through the Salesforce
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Q1. Architecture discussion around projects
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Q1. Caching, auth discussion in depth
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Basic aptitudes question in online test

Two coding Q online test

Q1. Resume bsic Q asked
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Q2. Oops question basic theory
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Q1. One coding question asked to solve on paper of arrays
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Q2. Basic questions from resume
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Q1. Relocating related questions
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Q2. Why u want to join global logic
Ans. 
I want to join Global Logic because of their reputation for cutting-edge technology solutions and collaborative work environment.
• Global Logic is known for their innovative technology solutions

• I am impressed by the collaborative work environment at Global Logic

• I believe Global Logic offers great opportunities for professional growth and development
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MCQ BASED - medium to difficult

Assignment based on your profile , scenario based must

Q1. About your previous company work and programming related questions
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Q2. Oops concept , dsa , sql , debugging a problem in your code
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Q1. Swap two variables without temp
Ans. 
Use XOR operation to swap two variables without using a temporary variable
• Use XOR operation to swap two variables without using a temporary variable

• Example: a = 5, b = 10. a = a XOR b, b = a XOR b, a = a XOR b. Now a = 10, b = 5
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Q2. Multiply two matrices in CUDA
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Matrix multiplication in CUDA involves parallelizing the computation across multiple threads on the GPU.
• Use CUDA kernels to launch parallel threads for matrix multiplication.

• Divide the matrices into blocks and load them into shared memory for faster access.

• Implement the matrix multiplication algorithm in CUDA C/C++.

• Ensure proper memory management and synchronization between threads.
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Q1. Merge two sorted arrays
Ans. 
Merge two sorted arrays into a single sorted array
• Create a new array to store the merged result

• Iterate through both arrays simultaneously and compare elements

• Add the smaller element to the new array and move to the next element in that array

• Continue until all elements from both arrays are merged
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Q1. What is meant by Polymorphism
Ans. 
Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance in object-oriented programming languages like Java allows for polymorphism.

• Example: Function overloading
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Q2. Write a program to find no of repeated characters in a string
Ans. 
Program to find number of repeated characters in a string
• Iterate through each character in the string

• Use a hashmap to store the count of each character

• Increment the count if character is already present in the hashmap

• Return the count of characters with count greater than 1
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Q3. About config file
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Q4. About scenario outline
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Q5. Tell me about yourself
Ans. 
I am a dedicated Quality Engineer with a strong background in ensuring product quality and compliance with industry standards.
• Experienced in conducting quality control tests and inspections

• Skilled in analyzing data and identifying areas for improvement

• Proficient in implementing quality management systems

• Strong attention to detail and problem-solving skills

• Excellent communication and teamwork abilities
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Q1. Technical discussion over how the microservices communicate internally.
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Q2. Immutable class implementation
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Q3. Singleton class implementation
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