iTech India Interview Questions, Process, and Tips

As usual, apptitude was held but it was very tough, so you have to go through all topics is very useful in your future.

Communication in English is very important

Q1. What is OOPS, Basis of programming, Front end and back end and Database
Ans. 
OOPS is a programming paradigm based on objects, front-end refers to the user interface, back-end refers to server-side programming, and database is where data is stored.
• OOPS stands for Object-Oriented Programming System

• Front-end refers to the part of the application that the user interacts with, such as web pages or mobile apps

• Back-end refers to the server-side programming that powers the application, such as APIs or ...read more
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Q2. Explain about SDLC, Arrays,RDBMS
Ans. 
SDLC is a process followed for software development. Arrays are data structures used to store multiple values. RDBMS is a type of database management system.
• SDLC stands for Software Development Life Cycle and includes phases like planning, designing, coding, testing, and maintenance.

• Arrays are used to store multiple values of the same data type in a single variable. Example: int[] numbers = {1, 2, 3, 4, 5};

• RDBMS stands...read more
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Q1. What is datatype?
Ans. 
Datatype is a classification of data which tells the compiler or interpreter how the programmer intends to use the data.
• Datatypes specify the type of data that a variable can hold.

• Examples include int (integer), string (text), bool (boolean), etc.

• Different programming languages have different datatypes and rules for their usage.
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Q2. What is inheritance?
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Allows for code reusability by creating a new class based on an existing class

• Derived class (child class) inherits attributes and methods from a base class (parent class)

• Example: Class Car can inherit properties like color and methods like drive from class Vehicle
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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 created based on a class, and can have its own unique values for the properties defined in the class.

• Example: Class 'Car' may have properties like 'color' and 'model', while an object of class 'Car' could be 'red Ferrari'.
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