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KPMG India Senior Software Engineer 1 Interview Questions, Process, and Tips
KPMG India Senior Software Engineer 1 Interview Experiences
1 interview found
(2 Questions)
- Q1. Find the duplicates using hashmap
- Ans.
Use hashmap to find duplicates in an array of strings
Create a hashmap to store each string as key and count as value
Iterate through the array and check if the string already exists in the hashmap
If it does, increment the count, else add it to the hashmap
Return the strings with count greater than 1 as duplicates
- Q2. Implement Singleton design pattern
- Ans.
Singleton design pattern ensures a class has only one instance and provides a global point of access to it.
Create a private static instance variable in the class.
Provide a public static method to access the instance.
Ensure the constructor is private to prevent instantiation from outside the class.
(2 Questions)
- Q1. What is transient and volatile keyword
- Ans.
transient and volatile are keywords in Java used for different purposes
transient keyword is used to indicate that a field should not be serialized when converting an object to byte stream
volatile keyword is used to indicate that a variable's value will be modified by different threads
transient keyword is used in serialization, while volatile keyword is used in multithreading
example: transient keyword - private transien...
- Q2. Explain comparator and comparable
- Ans.
Comparator and Comparable are interfaces in Java used for sorting objects.
Comparator interface is used to define custom sorting logic for objects.
Comparable interface is used to define natural ordering of objects.
Comparator is used when you want to sort objects based on multiple attributes.
Comparable is used when you want to sort objects based on a single attribute.
Example: Sorting a list of Person objects based on the...
Skills evaluated in this interview
Interview questions from similar companies
Selected
I applied via LinkedIn and was interviewed before Jul 2023. There were 2 interview rounds.
At home coding assignment was given . This was pre Gen-AI era.
A coding qn was given and it need to be properly unit tested.
(5 Questions)
- Q1. A coding problem that uses recursion
- Ans.
Implementing a factorial function using recursion
Define a function that takes an integer as input
Base case: if input is 0, return 1
Recursive case: return input multiplied by the factorial of input-1
Example: factorial(5) = 5 * factorial(4) = 5 * 4 * factorial(3) = ... = 5 * 4 * 3 * 2 * 1
- Q2. Usage of git rebase
- Ans.
Git rebase is a command used to reapply commits on top of another branch.
Git rebase is used to incorporate changes from one branch into another by reapplying commits on top of the target branch.
It helps in maintaining a linear project history by avoiding unnecessary merge commits.
Rebasing should be used with caution as it rewrites commit history and can cause conflicts.
Example: git rebase master - rebase current branch
- Q3. React.clone() usage
- Ans.
React.cloneElement() is used to clone and return a new React element with updated props.
React.cloneElement() is used to clone a React element and pass new props to the cloned element.
It is commonly used when you need to add or update props of a React element without changing its key or ref.
Example: const element = React.cloneElement(originalElement, { newProp: value });
- Q4. Context vs Redux
- Ans.
Context is a feature in React that allows data to be passed through the component tree without having to pass props down manually. Redux is a state management library for JavaScript applications.
Context is built into React and is primarily used for passing data through the component tree without having to pass props down manually.
Redux is a separate library that provides a centralized store for managing application sta...
- Q5. Polyfill for call
- Ans.
A polyfill is a piece of code that provides the technology that you expect the browser to provide natively.
Polyfills are used to fill in the gaps in browser support for certain features.
They allow developers to use new features in older browsers.
Examples of polyfills include Babel for ES6 features and HTML5 Shiv for HTML5 elements in older browsers.
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in Apr 2024. There were 4 interview rounds.
Contained only mcq questions related to maths and reasoning
(2 Questions)
- Q1. How to detect two loops in a linkedlist
- Ans.
Use Floyd's Cycle Detection Algorithm to detect two loops in a linked list.
Initialize two pointers, slow and fast, both starting at the head of the linked list.
Move slow pointer by one step and fast pointer by two steps in each iteration.
If they meet at some point, there is a loop. Reset one pointer to head and move both by one step until they meet again to find the start of the loop.
- Q2. Mainly all the basics questions on DSA and C++ Language and all the ds like stacks, linkedlist, tree, array, queue,map difference between queue and stack
(3 Questions)
- Q1. Questions on project
- Q2. Code simple que like reverse the string in every possible language that is mentioned on yor resume ,like node js react or python and even c language
- Q3. Basics questions of os like deadlocks
(1 Question)
- Q1. I was note selected for this round
Interview Preparation Tips
- DSA
- React
- SQL
- Linkedlist
- array
Skills evaluated in this interview
Tanmay Sharma
Few basics of java
Dsa question
(2 Questions)
- Q1. Java multithreading questions
- Q2. Spring boot questions.
Basic aptitude questions. Could be done easily if practiced enough
(2 Questions)
- Q1. Introduce yourself
- Q2. Array searching
Software Engineer Interview Questions & Answers
KPMG Global Services
shruthi shetty
posted on 23 Jul 2024
(2 Questions)
- Q1. Oops concepts polymorphism encapsulation
- Q2. Design pattern singleton dependency injection
Software Developer Interview Questions & Answers
Nspira Management Services
Aseem Gupta
posted on 7 Aug 2024
I applied via Job Portal
Coding test was of two hours, and two difficult hard question was passed
In the group discussion, they asked the question based on the project
I was interviewed in Dec 2023.
(2 Questions)
- Q1. Lifecycle hooks of Angular
- Ans.
Angular lifecycle hooks are methods that allow you to tap into specific points in a component's lifecycle.
ngOnChanges: called when an input property changes
ngOnInit: called once the component is initialized
ngDoCheck: called during every change detection run
ngAfterContentInit: called after content (ng-content) has been projected into the component
ngAfterContentChecked: called after every check of the projected content
ng...
- Q2. SOLID principles
(1 Question)
- Q1. Questions on SQL
(1 Question)
- Q1. Introduction and basic questions
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
McKinsey & Company
Anonymous
posted on 6 Jun 2024
(2 Questions)
- Q1. What are services in Drupal?
- Ans.
Services in Drupal are reusable objects that perform specific functions, such as database queries or sending emails.
Services are defined in YAML files and can be accessed throughout a Drupal site.
They are used to encapsulate reusable functionality and promote code reusability.
Examples of services in Drupal include the database service for interacting with the database, the mail service for sending emails, and the logge
- Q2. How to debug in Drupal?
- Ans.
Debugging in Drupal involves using tools like Devel module, watchdog(), and error logs.
Enable Devel module for debugging information
Use watchdog() function to log messages to Drupal's watchdog log
Check error logs for PHP errors and warnings
Use dpm() function to print variables for debugging purposes
Skills evaluated in this interview
I applied via Company Website and was interviewed in Sep 2023. There were 3 interview rounds.
(2 Questions)
- Q1. Why are you looking to leave
- Q2. What salary are you looking for
(2 Questions)
- Q1. Var vs let difference
- Ans.
Var is function scoped, let is block scoped in JavaScript.
Var is function scoped, let is block scoped
Var can be redeclared, let cannot
Var is hoisted to the top of the function, let is not
Use let for block-level variables, var for function-level variables
- Q2. What are different react hooks
- Ans.
React hooks are functions that let you use state and other React features in functional components.
useState: allows functional components to have local state
useEffect: allows side effects in functional components
useContext: allows functional components to access context
useReducer: alternative to useState for more complex state logic
useMemo: memoizes the result of a function
useCallback: memoizes a callback function
useRe...
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Skills evaluated in this interview
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KPMG India Senior Software Engineer 1 Interview Process
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