Upcurve Consumer Technologies Private Limited Interview Questions and Answers

Q1. What is the concept of a session in PHP?
Ans. 
A session in PHP is a way to store information (variables) to be used across multiple pages.
• Sessions are used to store user data on the server for later use

• Sessions are identified by a unique session ID, usually stored in a cookie

• Session data is stored on the server side, making it more secure than using cookies alone
Answered by AI
Add your answer
Q2. What is the difference between variables and constants in PHP?
Ans. 
Variables can be changed during the execution of a script, while constants cannot be changed once they are defined.
• Variables can be reassigned with new values, while constants cannot be changed once defined

• Constants are defined using the define() function, while variables are assigned using the $ symbol

• Constants are case-sensitive by default, while variables are case-insensitive
Answered by AI
Add your answer
Q3. What will be the output of the code below and why?
Ans. 
The code will output 'Hello World!' because the variable $x is set to true.
• The code will check if $x is true, which it is, so it will output 'Hello World!'

• The if statement will only execute if the condition is true, in this case $x is true.
Answered by AI
Add your answer

What are the differences between echo and print in PHP?

Q1. Complete Computer Science Fundamentals like Computer networks, DBMS, Operating Systems, Linux, Data Structure and Algoritgms
Add your answer
Q2. All Linux Commands
Ans. 
Linux commands are used to interact with the operating system and perform various tasks.
• ls - list directory contents

• cd - change directory

• pwd - print working directory

• mkdir - make directory

• rm - remove files or directories

• cp - copy files or directories

• mv - move files or directories

• grep - search for patterns in files

• chmod - change file permissions

• sudo - execute a command as a superuser
Answered by AI
Add your answer
Q3. OSI models, HTTPs request codes
Add your answer
Q4. Difference b/w list and tuple
Ans. 
List is mutable, tuple is immutable in Python.
• List can be modified after creation, tuple cannot.

• List uses square brackets [], tuple uses parentheses ().

• List is used for collections of items that may change, tuple for fixed collections.

• Example: list_example = [1, 2, 3], tuple_example = (4, 5, 6)
Answered by AI
Add your answer

Q1. Discussion about resume, job description and role
Add your answer

UCAT exam - 40 question - 20min

Q1. Questions were based QMS & ISMS and past experience
Add your answer

Q1. Discussed about past experience
Add your answer

Q1. Behavior, worst personality, useless manager
Add your answer
Q2. Always keeping eyes on girls one of the worst manager
Add your answer

Easy you will have enough time to solve the questions

Q1. Tell me about yourself
Add your answer
Q2. Why you want to join our company
Add your answer

Tasked with creating a to-do list application using the MERN stack.

Q1. What are the reasons for your choice of this company?
Ans. 
I chose this company for its innovative projects, strong company culture, and opportunities for growth.
• Innovative projects: I was impressed by the company's track record of developing cutting-edge software solutions.

• Strong company culture: I value a supportive and collaborative work environment, which I believe this company offers.

• Opportunities for growth: I see potential for career advancement and skill development wi
Answered by AI
Add your answer

Q1. Can you provide a detailed explanation of your experience with Node.js?
Ans. 
I have extensive experience with Node.js, including building backend APIs, real-time applications, and server-side rendering.
• Developed RESTful APIs using Express framework

• Implemented real-time features with Socket.io

• Utilized Node.js for server-side rendering with frameworks like Next.js

• Experience with npm package management and creating custom modules
Answered by AI
Add your answer