Larsen & Toubro Limited Front end Developer Interview Questions and Answers

Q1. Coding skills related to web and database
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Q1. General aptitude and behavioral questions
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To upper management related to software practices

Q1. What is stack overloading?
Ans. 
Stack overloading occurs when the stack memory is exceeded due to excessive function calls or large local variables.
• Occurs when the stack memory limit is exceeded

• Caused by excessive function calls or large local variables

• Can lead to stack overflow error
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Q2. What are acsess specifiers
Ans. 
Access specifiers determine the level of access to classes, methods, and variables in object-oriented programming languages.
• Access specifiers include public, private, protected, and default.

• Public allows access from any other class.

• Private restricts access to only within the same class.

• Protected allows access within the same package and subclasses.

• Default (no specifier) restricts access to only within the same package.
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Q3. What is class and object
Ans. 
A class is a blueprint for creating objects, while an object is an instance of a class.
• A class defines the properties and behaviors of objects.

• An object is a specific instance of a class.

• Objects can have their own unique values for properties defined in the class.

• Classes can be used to create multiple objects with similar characteristics.

• Example: Class 'Car' defines properties like 'color' and 'model', while an object
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Q4. Expalin oops concepts?
Ans. 
OOPs concepts are fundamental principles of object-oriented programming, including inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex imple...read more
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Q1. Javascript basic questions
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Q2. Javascript basic questions
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Logical and Maths ,Sql,Java

Q1. Basic algorithms concepts
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Q2. 4 oop concepts in detail
Ans. 
4 key OOP concepts are encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: bundling data and methods that operate on the data into a single unit (class)

• Inheritance: allows a class to inherit properties and behavior from another class

• Polymorphism: ability for objects to be treated as instances of their parent class or their own class

• Abstraction: hiding the complex implementation details and showing
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Again just know coding concepts that’s what they care about

Verbal reasoning
Logical reasoning
Analytical thinking

Common titles like culture , agricuture

Q1. Why we use CAN in automotive?
Ans. 
CAN is used in automotive for reliable and real-time communication between electronic control units.
• CAN allows for communication between various electronic control units in a vehicle

• It is reliable and can handle real-time data transmission

• CAN is widely used in automotive for applications such as engine control, transmission control, and more
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Q2. What does a CAN frame look like ?
Ans. 
A CAN frame is a data structure used in Controller Area Network (CAN) communication, consisting of an identifier, data, and control bits.
• A CAN frame typically consists of an 11-bit or 29-bit identifier, which helps prioritize messages on the bus.

• It also includes a data field, which can range from 0 to 8 bytes depending on the protocol version.

• Control bits like the start of frame, arbitration field, control field, data ...read more
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Q1. What is your current location? Are you able to commute to the office location?
Ans. 
I am currently located in downtown Seattle and I am able to commute to the office location.
• Located in downtown Seattle

• Able to commute to office location

• Have reliable transportation
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Q2. What is your expected salary?
Ans. 
My expected salary is based on my experience, skills, and the market rate for software developers.
• Consider my years of experience in software development.

• Take into account my specialized skills and certifications.

• Research the current market rate for software developers in this location.

• Be open to negotiation based on the overall compensation package offered.
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Q1. Just basics in java
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Q2. Advance oops concepts
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Q1. What do u know about our company
Ans. 
Company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products
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Q2. Strengths and waekness
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