Dolphin Life Science Interview Questions and Answers

Java threads allow concurrent execution of multiple parts of a program.

• Threads are created by extending the Thread class or implementing the Runnable interface

• Threads can be started using the start() method

• Thread.sleep() can be used to pause a thread for a specified amount of time

• Synchronization can be used to prevent multiple threads from accessing shared resources simultaneously

API stands for Application Programming Interface. It is a set of protocols, routines, and tools for building software applications.

• API allows different software applications to communicate with each other

• It defines how software components should interact

• API provides a layer of abstraction between software components

• API can be used to access data or functionality from a remote server

• Examples of APIs include Google Maps API, Twitter API, and Facebook API

OTT is a streaming service delivered over the internet. SDLC is a process for software development. Network gateway is a device that connects networks.

• OTT stands for Over-The-Top and refers to streaming services like Netflix, Hulu, and Amazon Prime Video that are delivered over the internet.

• SDLC stands for Software Development Life Cycle and is a process for developing software that includes planning, designing, coding, testing, and maintenance.

• A network gateway is a device t...read more

AWS is a cloud computing platform that offers a wide range of services for computing, storage, networking, and more.

• AWS offers services for computing, storage, databases, analytics, machine learning, networking, security, and more

• Some popular AWS services include EC2, S3, RDS, Lambda, DynamoDB, and VPC

• AWS also offers tools for deployment, management, and monitoring of applications and infrastructure

• AWS has a global infrastructure with regions and availability zones to ensure ...read more

Node.js is a runtime environment that allows you to run JavaScript on the server side.

• Node.js is built on Chrome's V8 JavaScript engine.

• It uses an event-driven, non-blocking I/O model.

• Node.js is commonly used for building server-side applications and APIs.

• It has a large ecosystem of libraries and frameworks, such as Express and Socket.io.

Calculate the frequency of a specific integer in an array of strings.

• Iterate through the array and use a hashmap to store the frequency of each integer.

• Return the frequency of the specified integer from the hashmap.