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Normalization is the process of organizing data in a database to reduce redundancy and dependency.
Normalization helps in improving data consistency and accuracy.
There are different types of normalization such as 1NF, 2NF, 3NF, BCNF, and 4NF.
1NF ensures that each column in a table contains atomic values.
2NF eliminates partial dependencies by creating separate tables for related data.
3NF eliminates transitive dependencie...
Synchronization in OS refers to the coordination of multiple processes or threads to ensure data consistency and avoid conflicts.
Synchronization is necessary when multiple processes or threads access shared resources.
It involves the use of synchronization primitives such as locks, semaphores, and monitors.
Synchronization can prevent issues such as race conditions, deadlocks, and livelocks.
Examples of synchronization in...
Code for tic-tac-toe game using array of strings.
Create a 3x3 array of strings to represent the game board
Use a loop to alternate between players and prompt for input
Check for win conditions after each move
Display the final board and winner or tie message
Java code is compiled into bytecode which can run on any platform with a JVM installed.
Java code is compiled into bytecode which is platform-independent
Bytecode can be executed on any platform with a JVM installed
JVM provides a layer of abstraction between the code and the underlying hardware
Java libraries are also platform-independent
Code for any sorting algorithm
Choose a sorting algorithm based on the requirements
Common sorting algorithms include bubble sort, insertion sort, selection sort, merge sort, quick sort
Implement the chosen algorithm in the programming language of choice
Test the algorithm with sample input data to ensure correctness
Developed a web-based platform for online shopping
Used HTML, CSS, JavaScript, and PHP for front-end and back-end development
Implemented secure payment gateway integration
Incorporated user authentication and authorization features
Designed a responsive and user-friendly interface
Conducted testing and debugging to ensure smooth functionality
I was interviewed in Feb 2025.
Lifecycle hooks in Angular are methods that allow you to tap into the lifecycle of a component, directive, or service.
Lifecycle hooks include ngOnInit, ngOnChanges, ngDoCheck, ngOnDestroy, etc.
ngOnInit is used for initialization logic, ngOnChanges is used for reacting to input changes, ngOnDestroy is used for cleanup tasks, etc.
Lifecycle hooks allow you to perform actions at specific points in the component's lifecycle
I applied via Referral and was interviewed in Aug 2024. There was 1 interview round.
ETCD is a distributed key-value store used for shared configuration and service discovery in distributed systems.
ETCD is a consistent and highly-available key value store used by Kubernetes to store all of its data.
To upgrade ETCD, you can follow the official documentation provided by the ETCD project.
Before upgrading, make sure to backup the existing data to prevent any data loss.
Upgrade ETCD one version at a time, te...
Control plan components include process flow, control points, and monitoring methods.
Process flow outlines the steps in the process and identifies critical control points.
Control points are specific points in the process where monitoring and control measures are applied.
Monitoring methods involve regular checks and measurements to ensure the process is within control limits.
GS Lab interview questions for popular designations
I applied via Campus Placement
Get interview-ready with Top GS Lab Interview Questions
I applied via Recruitment Consulltant and was interviewed in Jul 2024. There was 1 interview round.
Hashmap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
Hashmap internally uses an array to store key-value pairs.
It uses a hash function to map keys to indices in the array.
Collision resolution techniques like chaining or open addressing are used to handle collisions.
Hashmap provides O(1) average time complexity for insertion, deletion, and lookup operations.
OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects.
OOPs focuses on creating objects that contain both data and methods to manipulate that data.
It emphasizes concepts like encapsulation, inheritance, polymorphism, and abstraction.
Examples of OOP languages include Java, C++, and Python.
final is a keyword used to declare a constant value, while finally is a block of code that is always executed in a try-catch-finally block.
final is used to declare a constant value that cannot be changed, while finally is a block of code that is always executed after a try block, whether an exception is thrown or not.
final is used in variable declarations, method parameters, and method declarations to make them unchang...
I applied via Naukri.com and was interviewed in Dec 2023. There were 3 interview rounds.
GS Lab is a software engineering company specializing in product development and digital transformation.
GS Lab is known for its expertise in software product development and digital transformation solutions.
They have a strong focus on innovation and use cutting-edge technologies to deliver high-quality software solutions.
GS Lab works with clients across various industries, including healthcare, finance, and technology.
...
1 hr test with profit loss,work questions
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