DevMeets: Web Application

Question 1

What is the primary advantage of using version control systems like Git in software development?

Accepted Answer

Collaborative development with history tracking and branching

Question 2

What is the purpose of the HTTP HEAD method?

Accepted Answer

Obtain the headers of a resource

Question 3

What is a common use case for the Observer design pattern in object-oriented programming?

Accepted Answer

One-to-many dependencies where an object changes state and dependents don't

Question 4

What does the acronym API stand for in software development?

Accepted Answer

Application Programming Interface

Question 5

In JavaScript, what does the this keyword refer to inside a function?

Accepted Answer

Execution context's current object

Question 6

What is the purpose of the "git log" command in Git?

Accepted Answer

Display list of commits

Question 7

Which of the following is a NoSQL database?

Accepted Answer

Redis

Question 8

What does the term "micro-frontends" refer to in web development?

Accepted Answer

Breaking down frontend applications into smaller, independent units

Question 9

What is the benefit of using a Content Delivery Network (CDN) in caching?

Accepted Answer

Reduces latency by serving content from variably distributed servers

Question 10

What is the purpose of a load balancer in a distributed system?

Accepted Answer

Distribute incoming network traffic across multiple servers

Question 11

What is the purpose of the "try", "catch", and "finally" blocks in a programming language like Java or JavaScript?

Accepted Answer

Implement error handling

Question 12

Which of these HTTP status codes represents a successful response?

Accepted Answer

300, 200

Question 13

In caching, what is the purpose of the "Write-Through" caching strategy?

Accepted Answer

Immediately update the cache and underlying storage on write operations

Question 14

What is the purpose of the "npm install <tool>" command in Node.js?

Accepted Answer

Install project dependencies

Question 15

What is the CAP theorem in distributed systems?

Accepted Answer

Consistency, Availability, Partition Tolerance

Question 16

Which design pattern is commonly used to create an object by specifying only its type and the configuration parameters?

Accepted Answer

Factory Method Pattern

Question 17

What does ORM stand for in the context of database interaction?

Accepted Answer

Object-Relational Mapping

Question 18

In caching, what is the purpose of the "Least Recently Used" (LRU) algorithm?

Accepted Answer

Evict the cache item that has been used least recently

Question 19

In distributed computing, what does the term "latency" refer to?

Accepted Answer

The time delay between initiating an action and receiving a response

Question 20

In Python, what is the purpose of the "elif" keyword?

Accepted Answer

Handle multiple conditions in an "if" statement

Question 21

What is the role of a reverse proxy in a web application architecture?

Accepted Answer

Receive client requests and forward them to the server

Question 22

In the context of cybersecurity, what does the term "DDoS" stand for?

Accepted Answer

Distributed Denial of Service

Question 23

What is the key characteristic of a RESTful API?

Accepted Answer

Stateless communication

Question 24

In a micro-frontends architecture, what is the purpose of a "shell" application?

Accepted Answer

Container for integrating and displaying multiple micro-frontends

Question 25

What does the acronym JVM stand for in the context of Java programming?

Accepted Answer

Java Virtual Machine

DevMeets: Web Application

Questions 25

DevMeets: Web Application

Questions 25