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Orocorp Technologies Interview Questions and Answers
Orocorp Technologies Interview Experiences
5 interviews found
Anonymous
(2 Questions)
- Q1. How to fetch data from api
- Ans.
To fetch data from an API, you can use tools like fetch or axios in JavaScript.
Use fetch or axios library in JavaScript to make API requests
Specify the API endpoint URL in the fetch/axios call
Handle the response data using promises or async/await
Parse the JSON response data to use in your application
- Q2. Asked about async await
Interview Preparation Tips
Skills evaluated in this interview
Front end Engineer Interview Questions asked at other Companies
I applied via Recruitment Consulltant and was interviewed in Mar 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Find 3rd largest integer in an array.
- Ans.
Find the 3rd largest integer in an array.
Sort the array in descending order and return the 3rd element.
Use a loop to find the 3rd largest element without sorting.
Use a heap to find the 3rd largest element in O(n) time.
- Q2. Create a production level project to hit one api within an hour(complete joke).
- Ans.
It's impossible to create a production level project to hit one api within an hour.
Creating a production level project requires proper planning, architecture, and testing.
Hitting an API within an hour is possible with a simple script or code snippet.
However, a production level project involves multiple components and layers of complexity.
It's important to prioritize quality over speed to ensure a stable and scalable ap
Interview Preparation Tips
Skills evaluated in this interview
Flutter Developer Interview Questions asked at other Companies
I applied via Recruitment Consulltant and was interviewed in Feb 2023. There were 2 interview rounds.
(3 Questions)
- Q1. Projects worked on so far
- Ans.
I have worked on various projects including a mobile app development project and a data analysis project.
Mobile app development project: Developed a mobile app using React Native for a client in the e-commerce industry.
Data analysis project: Analyzed customer data using Python and SQL to identify trends and make data-driven recommendations for a retail company.
- Q2. Basic react component without using libraries and including custom hook
- Q3. What is the reason for change
- Ans.
Change is driven by various factors such as technological advancements, market demands, organizational growth, and evolving customer needs.
Technological advancements: New technologies often lead to changes in products, services, and processes.
Market demands: Changes in consumer preferences, competition, and market trends drive organizations to adapt and innovate.
Organizational growth: As companies expand, they need to ...
Interview Preparation Tips
Sde1 Interview Questions asked at other Companies
I applied via Approached by Company and was interviewed in Jun 2022. There were 2 interview rounds.
(1 Question)
- Q1. The interview will around 1 hr 30 min they will check your coding skills and knowledge on flutter skills
They will give assignment of four to five pages of there product and ask us to complete in 2 - 3 days
Interview Preparation Tips
I assume that they just want to implement there tasks through practical tests and have no interest to hire anyone
I request that if any candidate invest time in whole process then they must proper answer/update(positive/negative) form you guys
Flutter Developer Interview Questions asked at other Companies
Orocorp Technologies interview questions for popular designations
I applied via Approached by Company and was interviewed before May 2021. There were 4 interview rounds.
(2 Questions)
- Q1. What are different typed of widgets in Flutter?
- Q2. Complete 3 coding question!
(2 Questions)
- Q1. Tell me about yourself?
- Q2. What is the most important thing for you in an organisation?
(2 Questions)
- Q1. Why do you want to join us?
- Q2. What excites you the most?
Interview Preparation Tips
- Flutter
- Data Structures
- Algorithms
- Communication Skills
Skills evaluated in this interview
Interview questions from similar companies
I appeared for an interview before Apr 2021.
(3 Questions)
Round duration - 90 minutes
Round difficulty - Medium
This round had 3 coding questions of Medium to Hard level of difficulty.
- Q1.
Balanced Parentheses Combinations
Given an integer
Nrepresenting the number of pairs of parentheses, find all the possible combinations of balanced parentheses using the given number of pairs.Explanati...
- Ans.
Generate all possible combinations of balanced parentheses for a given number of pairs.
Use recursion to generate all possible combinations of balanced parentheses.
Keep track of the number of open and close parentheses used in each combination.
Return the valid combinations as an array of strings.
- Q2.
Trapping Rain Water Problem Statement
You are given a long type array/list
ARRof sizeN, representing an elevation map. The valueARR[i]denotes the elevation of theithbar. Your task is to determine th... - Ans.
Calculate the total amount of rainwater that can be trapped between given elevations in an array.
Iterate through the array and calculate the maximum height on the left and right of each bar.
Calculate the amount of water that can be trapped at each bar by taking the minimum of the maximum heights on the left and right.
Sum up the trapped water at each bar to get the total trapped water for the entire array.
- Q3.
Rotting Oranges Problem Statement
You are given a grid containing oranges where each cell of the grid can contain one of the three integer values:
- 0 - representing an empty cell
- 1 - representing a fre...
- Ans.
Find the minimum time required to rot all fresh oranges adjacent to rotten oranges.
Create a queue to store the coordinates of rotten oranges and perform BFS to rot adjacent fresh oranges.
Track the time taken to rot all fresh oranges and return -1 if not all fresh oranges can be rotten.
Update the grid with the new state of oranges after each second.
Handle edge cases such as empty grid or no fresh oranges present.
Example...
(3 Questions)
Round duration - 60 Minutes
Round difficulty - Medium
This was a standard DS/Algo round where I was given 2 questions to solve under 60 minutes. I was able to come up with the optimal approach for both the questions and then at the end of the interview I was also asked the famous Die Hard Water Puzzle.
- Q1.
Queue Using Stacks Implementation
Design a queue data structure following the FIFO (First In First Out) principle using only stack instances.
Explanation:
Your task is to complete predefined functions t...
- Ans.
Implement a queue using stacks following FIFO principle.
Use two stacks to simulate a queue.
For enQueue operation, push elements onto stack1.
For deQueue operation, if stack2 is empty, pop all elements from stack1 and push onto stack2, then pop from stack2.
For peek operation, if stack2 is empty, pop all elements from stack1 and push onto stack2, then return top of stack2.
For isEmpty operation, check if both stack1 and st...
- Q2.
Merge Intervals Problem Statement
You are provided with 'N' intervals, each containing two integers denoting the start time and end time of the interval.
Your task is to merge all overlapping intervals a...
- Ans.
Merge overlapping intervals and return sorted list of merged intervals by start time.
Sort the intervals based on start time.
Iterate through intervals and merge overlapping ones.
Return the merged intervals in sorted order.
- Q3. You have a 3-liter jar and a 5-liter jar. How can you measure exactly 4 liters using these two jars?
(4 Questions)
Round duration - 60 Minutes
Round difficulty - Medium
This round had 2 coding questions - first one related to Binary Tree and the second one was a simple question from Bit Manipulation. This was followed by some questions from OOPS.
- Q1.
Binary Tree Diameter Problem Statement
You are given a Binary Tree, and you need to determine the length of the diameter of the tree.
The diameter of a binary tree is the length of the longest path betwe...
- Ans.
The task is to find the diameter of a binary tree, which is the length of the longest path between any two end nodes in the tree.
Traverse the tree to find the longest path between two nodes.
Keep track of the maximum diameter found during traversal.
The diameter may not necessarily pass through the root node.
Consider both left and right subtrees while calculating the diameter.
Example: For input 1 2 3 4 -1 5 6 -1 7 -1 -1
- Q2.
Power of 2 Problem Statement
Determine if it is possible to reorder the digits of a given integer 'N' such that the resulting number is a power of two. The leading digit must not be zero.
Input:
The fir... - Ans.
The problem involves determining if it is possible to reorder the digits of a given integer to form a power of 2.
Iterate through all possible permutations of the digits of the given integer.
Check if any of the permutations form a power of 2.
Return 1 if a valid permutation is found, else return 0.
- Q3. What are some advantages of using Object-Oriented Programming (OOP)?
- Ans.
Advantages of OOP include code reusability, modularity, and easier maintenance.
Code reusability: Objects can be reused in different parts of the program, reducing redundancy.
Modularity: OOP allows for breaking down complex problems into smaller, more manageable parts.
Easier maintenance: Changes to one part of the codebase do not necessarily affect other parts, making maintenance easier.
Encapsulation: Data hiding and ab...
- Q4. What are access specifiers and what is their significance in Object-Oriented Programming?
- Ans.
Access specifiers define the level of access to class members in Object-Oriented Programming.
Access specifiers include public, private, protected, and default
Public members are accessible from outside the class
Private members are only accessible within the class
Protected members are accessible within the class and its subclasses
Default access is when no access specifier is specified
(1 Question)
Round duration - 30 Minutes
Round difficulty - Easy
This was my last round and I hoped it to go good just like the other rounds. The interviewer was very straight to point
and professional. The interview lasted for 30 minutes.
- Q1. Why should we hire you?
Interview Preparation Tips
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.
Skills evaluated in this interview
Interview Questionnaire
8 Questions
- Q1. Implement queue with the help of two stacks
- Ans.
Queue can be implemented using two stacks by maintaining the order of elements in the stacks.
Create two stacks, let's call them stack1 and stack2
When an element is enqueued, push it to stack1
When an element is dequeued, pop all elements from stack1 and push them to stack2
Pop the top element from stack2 and return it as the dequeued element
If stack2 is empty, repeat step 3
To get the front element of the queue, peek the
- Q2. Iven a table “student” of with columns Name and Marks. You have to write a SQL query to get the 2nd highest marks from the table. Also write a query to find the nth highest marks, where n can be any number
- Q3. What is left join. Give example. And Full outer join?
- Ans.
Left join returns all records from left table and matching records from right table. Full outer join returns all records from both tables.
Left join is used to combine two tables based on a common column.
In left join, all records from the left table are returned along with matching records from the right table.
If there is no match in the right table, NULL values are returned.
Example: SELECT * FROM table1 LEFT JOIN table...
- Q4. What is magic functions and autoloading in PHP?
- Ans.
Magic functions are special methods in PHP that start with __. Autoloading is a way to automatically load classes.
Magic functions are used to handle certain events in PHP, such as object creation or property access.
Autoloading allows PHP to automatically load classes when they are needed, without requiring manual includes.
Magic functions can be used in conjunction with autoloading to dynamically load classes or handle
- Q5. Given three arrays sorted in non-decreasing order, print all common elements in these arrays. Examples: ar1[] = {1, 5, 10, 20, 40, 80} ar2[] = {6, 7, 20, 80, 100} ar3[] = {3, 4, 15, 20, 30, 70, 80, 120} Ou...
- Ans.
Given three sorted arrays, find common elements.
Create three pointers to traverse each array
Compare the elements at the pointers and move the pointer of the smallest element
If all pointers point to the same element, add it to the result and move all pointers
Repeat until any pointer reaches the end of its array
- Q6. A puzzle. You will be given with a 3 Litre container & a 7 Litre Container. Measure exactly 5 Litres of water
- Q7. Asked about one of my projects I mentioned in my resume?
- Q8. Find if a number is a power of 2 or not?
- Ans.
Check if a number is a power of 2 or not.
A power of 2 has only one bit set in its binary representation.
Use bitwise AND operator to check if the number is a power of 2.
If n is a power of 2, then n & (n-1) will be 0.
Interview Preparation Tips
College Name: na
Motivation: Overall it was a very good experience. They test you from every aspect. In the End I would like to say that Practo is one of the best companies to work for.
Skills evaluated in this interview
(2 Questions)
- Q1. System implementation process
- Ans.
System implementation process involves planning, designing, testing, and deploying new software or hardware systems.
Planning phase involves defining project scope, setting goals, and creating a timeline.
Design phase includes creating system architecture, database design, and user interface.
Testing phase involves conducting various tests to ensure system functionality and performance.
Deployment phase includes installing...
- Q2. Role and responsibilities to monitor performance.
- Ans.
Monitoring performance involves setting clear expectations, providing feedback, tracking progress, and addressing any issues that arise.
Set clear performance expectations for team members
Provide regular feedback on performance
Track progress towards goals and objectives
Address any performance issues promptly and constructively
I applied via Walk-in and was interviewed before Dec 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. NEUTRAL AXIS IN RCC STRUCTURE
- Ans.
The neutral axis is the line where the stress is zero in a reinforced concrete structure.
The neutral axis divides the cross-section of the structure into two parts: the compression zone and the tension zone.
The depth of the neutral axis depends on the moment of resistance of the section and the bending moment applied.
The position of the neutral axis affects the amount of reinforcement required in the tension zone.
The n...
Interview Preparation Tips
FAHAD AHMED
Selected
I applied via Monster and was interviewed before Apr 2023. There were 3 interview rounds.
Question are hard in panel
(3 Questions)
- Q1. What is the current ctc
- Ans.
I am currently earning a salary of $60,000 per year.
My current annual salary is $60,000
I am earning $5,000 per month
My total compensation package is $60,000
- Q2. What is the company name
- Ans.
The company name is XYZ Corporation, a leading data analytics firm specializing in providing insights for businesses.
XYZ Corporation is a data analytics firm
Specializes in providing insights for businesses
- Q3. Gammon India Ltd
It is very good in study for
Further studies.
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