Centrica Software Engineer Intern Interview Questions and Answers

Basic math and quantitative aptitude related questions

Q1. Tell me about thecompany
Ans. 
The company is a leading technology firm specializing in software development and engineering solutions.
• Founded in 2005 by a group of software engineers

• Provides services in web development, mobile app development, and cloud computing

• Clients include Fortune 500 companies such as Google and Microsoft
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Q2. How will you solve a critical problem coming to you as a engineer
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Q1. If else statement difference
Ans. 
If else statement is used to make decisions in programming based on conditions.
• If statement is used to execute a block of code if a condition is true.

• Else statement is used to execute a block of code if the same condition is false.

• Else if statement can be used to check multiple conditions.

• Example: if (condition) { // code block } else { // code block }
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Q2. Guard let statement diffrence
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Maths and reasoning basic questions

Round duration - 120 Minutes
Round difficulty - Easy

Q1. 
Check Word Presence in String
Given a string S and a list wordList containing N distinct words, determine if each word in wordList is present in S. Return a boolean array where the value at index 'i' indi...read more
Ans. 
Given a string and a list of words, determine if each word in the list is present in the string and return a boolean array indicating their presence.
• Iterate through each word in the word list and check if it is present in the string.

• Use a boolean array to store the presence of each word in the string.

• Consider case sensitivity when checking for word presence.

• Do not use built-in string-matching methods.

• Return the boolean
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Round duration - 20 Minutes
Round difficulty - Easy

Q1. What is array?? Detail in programming
Ans. 
An array is a collection of similar data types stored in contiguous memory locations.
• Arrays can be one-dimensional or multi-dimensional

• Elements in an array can be accessed using their index

• Arrays can be initialized during declaration or later in the code

• Arrays can be passed as arguments to functions

• Example: int arr[5] = {1, 2, 3, 4, 5};

• Example: char str[10] = "Hello";
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Q2. About programming and Java script
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Ninja Coding Round Basic Coding questions available on youtube or sources online

Q1. Panel of 2 people will ask basic technical questions and it depends on what you have mentioned in your resume
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Q1. Basic HR questions about relocation etc.
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C and c++ and data structure

Q1. Question front Data structure, c++ and c
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Q1. Ask all those questions that you want
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Q1. What is java? What is variable?
Ans. 
Java is a popular programming language used for developing various applications. A variable is a named memory location used to store data.
• Java is an object-oriented language

• It is platform-independent

• Variables in Java have a specific data type

• Variables can be assigned values and their values can be changed

• Example: int age = 25; String name = "John";
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Q2. What is inheritance? types of inheritance
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows code reuse and promotes code organization.

• There are different types of inheritance: single inheritance, multiple inheritance, multilevel inheritance, and hierarchical inheritance.

• Single inheritance involves a class inheriting from a single base class.

• Multiple inheritance involves...read more
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Q3. 1.Java is a high level language 2.java is a programme is called a set of instructions 3.java run time environment (jre) 4.java is a platform independent. Variable: A variable which is container that some d...read more
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Q4. Inheritance; 1.Acquring the properties of parent class to the child class with out changeing the properties of parent class is known as inheritance 2.inheritanc is a is relationship 3.extends keyword is us...read more
Ans. 
Inheritance is acquiring properties of parent class to child class without changing parent class properties. It is classified into 5 types.
• Inheritance is a way to reuse code and establish a relationship between classes

• The 'extends' keyword is used to implement inheritance in Java

• Examples of inheritance include a 'Car' class inheriting properties from a 'Vehicle' class

• Single level inheritance involves one parent class a...read more
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May I about you ? Which your qualification and which stream

2 c++ coding questions will be asked based on the STL and array operations

Q1. Project manager will ask you project related knowledge.
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Q1. Will discuss basic HR round questions and discuss salary.
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