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Surekha Technologies React Js Frontend Developer Interview Questions and Answers

Updated 4 Oct 2024

Surekha Technologies React Js Frontend Developer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Sep 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Apptitude round is pretty easy and held on microsoft 365 plateform.

Round 2 - Technical 

(3 Questions)

  • Q1. How to embbed custom css in Tailwind
  • Ans. 

    You can use the @layer directive in Tailwind to embed custom CSS

    • Use the @layer directive in your CSS file to specify where the custom CSS should be injected

    • For example, to embed custom CSS in the utilities layer, you can use @layer utilities { ... }

    • Make sure to configure Tailwind to process the @layer directive in your tailwind.config.js file

  • Answered by AI
  • Q2. SetTimeout() codes
  • Q3. Data transfer in reactJs.
  • Ans. 

    Data transfer in ReactJs involves passing data between components using props and state.

    • Props are used to pass data from parent to child components

    • State is used to manage data within a component and can be passed down as props

    • Data can also be transferred using context API or Redux for global state management

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Please prepare well for the role that you apply and focus on resume.

Skills evaluated in this interview

Interview questions from similar companies

I appeared for an interview before Mar 2021.

Round 1 - Coding Test 

(2 Questions)

Round duration - 75 minutes
Round difficulty - Medium

This was an online coding round where we had 2 questions to solve under 75 minutes. I found both the questions to be of Easy to Medium level of difficulty.

  • Q1. 

    Line Reflection Problem Statement

    You are given several sets of points on a 2D plane, each set represented as a list of coordinates. Your task is to determine if there exists a line parallel to the Y-axis...

  • Ans. 

    The task is to determine if there exists a line parallel to the Y-axis that reflects given points symmetrically.

    • Iterate through each test case and check if a vertical reflection line exists for the given points

    • Calculate the midpoint of the x-coordinates and check if it reflects the points symmetrically

    • Consider edge cases where points are on the reflection line or have the same x-coordinate

  • Answered by AI
  • Q2. 

    Number of Islands Problem Statement

    You are provided with a 2-dimensional matrix having N rows and M columns, containing only 1s (land) and 0s (water). Your goal is to determine the number of islands in t...

  • Ans. 

    Count the number of islands in a 2D matrix of 1s and 0s.

    • Iterate through the matrix and perform depth-first search (DFS) to find connected 1s.

    • Mark visited cells to avoid redundant traversal.

    • Increment island count whenever a new island is encountered.

  • Answered by AI
Round 2 - Face to Face 

(4 Questions)

Round duration - 60 minutes
Round difficulty - Medium

This round had 2 coding questions followed by some questions from DBMS.

  • Q1. 

    Largest Rectangle in Histogram Problem Statement

    You are given an array/list HEIGHTS of length N, where each element represents the height of a histogram bar. The width of each bar is considered to be 1.

    ...
  • Ans. 

    Find the area of the largest rectangle that can be formed within the bounds of a given histogram.

    • Iterate through the histogram bars and calculate the area of the largest rectangle that can be formed using each bar as the height.

    • Use a stack to keep track of the indices of the bars in non-decreasing order of height.

    • Pop elements from the stack and calculate the area until a smaller height bar is encountered.

    • Update the max...

  • Answered by AI
  • Q2. 

    Valid Parentheses Problem Statement

    Given a string 'STR' consisting solely of the characters “{”, “}”, “(”, “)”, “[” and “]”, determine if the parentheses are balanced.

    Input:

    The first line contains an...
  • Ans. 

    The task is to determine if a given string consisting of parentheses is balanced or not.

    • Iterate through the characters of the string and use a stack to keep track of opening parentheses.

    • If an opening parenthesis is encountered, push it onto the stack.

    • If a closing parenthesis is encountered, check if it matches the top of the stack. If it does, pop the stack, else the string is not balanced.

    • At the end, if the stack is e...

  • Answered by AI
  • Q3. Can you explain the concept of ACID properties in DBMS?
  • Ans. 

    ACID properties in DBMS ensure data integrity and consistency in transactions.

    • Atomicity: All operations in a transaction are completed successfully or none at all.

    • Consistency: Data is always in a valid state before and after a transaction.

    • Isolation: Transactions are isolated from each other to prevent interference.

    • Durability: Once a transaction is committed, changes are permanent and survive system failures.

    • Example: If...

  • Answered by AI
  • Q4. Can you explain the different levels of data abstraction in a DBMS?
  • Ans. 

    Levels of data abstraction in a DBMS refer to the different views of data provided to users and applications.

    • Physical level: Deals with how data is stored on the storage media. Example: data blocks, pages, indexes.

    • Logical level: Focuses on how data is represented to users. Example: tables, views, constraints.

    • View level: Provides a customized view of the database for specific users or applications. Example: queries, rep

  • Answered by AI
Round 3 - Face to Face 

(4 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Standard DS/Algo round with 2 coding questions followed by 2 interesting puzzles.

  • Q1. 

    Cycle Detection in Undirected Graph Problem Statement

    You are provided with an undirected graph containing 'N' vertices and 'M' edges. The vertices are numbered from 1 to 'N'. Your objective is to determi...

  • Ans. 

    Detect if an undirected graph contains a cycle by exploring all possible paths.

    • Use Depth First Search (DFS) algorithm to traverse the graph and detect cycles.

    • Maintain a visited set to keep track of visited vertices and a parent pointer to avoid visiting the same vertex twice.

    • If a visited vertex is encountered that is not the parent of the current vertex, a cycle is present.

    • Consider edge cases like disconnected graphs a

  • Answered by AI
  • Q2. 

    Maximum 1s in a Row Problem

    Given a matrix ARR with dimensions N * M, consisting only of 0s and 1s where each row is sorted, determine the index of the row that contains the highest number of 1s. If multi...

  • Ans. 

    Find the row with the maximum number of 1s in a sorted matrix.

    • Iterate through each row of the matrix and count the number of 1s in each row

    • Keep track of the row index with the maximum number of 1s

    • Return the index of the row with the highest count of 1s

  • Answered by AI
  • Q3. You have two wires of different lengths, each taking different amounts of time to burn completely. How can you use these wires to measure a specific duration of time?
  • Ans. 

    By lighting both wires at the same time, the shorter wire will burn out first, allowing you to measure a specific duration of time.

    • Light both wires at the same time

    • Measure the time it takes for the shorter wire to burn out completely

    • The remaining length of the longer wire will indicate the specific duration of time

  • Answered by AI
  • Q4. You have 3 ants located at the corners of a triangle. The challenge is to determine the movement pattern of the ants if they all start moving towards each other. What will be the outcome?

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPASapient Corporation interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, DBMS, OS, Aptitude, OOPSTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

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.

Application resume tips for other job seekers

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.

Final outcome of the interviewSelected

Skills evaluated in this interview

Interview Questionnaire 

1 Question

  • Q1. Logical Programs

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare your self for MCQ and technical programs

Interview Preparation Tips

Round: Resume Shortlist
Experience: 4 years og experience

Interview Preparation Tips

Round: Test
Experience: In the first round there was an online test. Questions were from aptitude, general English and a simple code( very simple if you have programming skills).
Tips: It was purely a knowledge based round so everything depends on your preparation level and a bit confidence.

Round: Technical Interview
Experience: In technical round interview the process was like this...
I entered in room and greeted interviewer and he asked me to sit down. I handed over my resume to him. His first question was tell me about yourself. Then my projects. After that he came on programming, He asked me very basic concept about C++. Questions were like what is polymorphism, What is encapsulation. He also asked program of fibonacci series. After all these question he again looked at my resume and asked me 'why your CGPA is low?' I said that when i was in my first year i had interest in electronics but later when i encountered with programming i decided to have my career in this field so i could not concentrate on my core subjects.
Tips: C++ is '''''must''''' for Virtusa if you are from electronics . I didn't know data structure but c++ was on my fingers. Answer question with confidence.

Round: HR Interview
Experience: HR interview was really cool. Interview asked me about myself, my family, real life applications of my project. After that he came on real stuff. He asked question like why do you want to join virtusa? I said virtusa is this .. virtusa is this.....and many more..and in last i said this is i want to join virtusa. Next question was ' what do think about dowry?'. At first i was surprised to hear this question but i realized that interview only want to check my ability to speak on random topic. I answered the question by criticizing dowry and he was pleased to hear my answer. After one or two general HR question like location preference , he told me that your interview is over please wait outside for result. It was really nice to meet you . Thank you.
Tips: Never stop speaking in HR interview. They only check your ability to speak on random topics and their general HR question. I was continuously speaking ...please do not bother about grammar while speaking ...just speak with confidence(relevant).

General Tips: prepare c , c++ and ability to speak in front of interviewer.
Skills: Basic Coding, Aptitude, 1)communication
College Name: NIT Jalandhar

Interview Preparation Tips

Round: Test
Experience: Quite easy..It contains mcq and one programming question. MCQ covers databases,sql,software testing,c++
Tips: You can easily pass the test,no need to worry

Round: Interview
Experience: Questions are among databases and java,they will ask u fav subj and asks questions in that
Tips: Through with ur fav subject..be confident, simple anad basic questions,try to solve secreening test question using java language

Round: Interview
Experience: Its better to say technical only,the hr also asks about test pattren.programming question.then normal HR questions
Tips: It better to do some research about the company,overall it's easy and cake walk for those who are strong in java and databases

General Tips: CSE guys can easily clear that test and interview..without any hesitattion
Skills: Java,databases, SQL, C, General Aptitude
College Name: NIT Warangal
Motivation: Virtusa is emerging company
Funny Moments: In interview they asked about my girl friend,her name andwhen ur are going to marry. answer them in a funny way with smile in your face

Interview Preparation Tips

Round: Test
Experience: to.me totally there were three sections.verbal,apti and reasoning.each section carries 15,15 and 10 questions respectively.to me verabal and apti was little bit easy and it consumes more time to solve the apti questions.so i have been solved 8 apti questions and at last 1minute i.just qlicked the answers for remaining questions randomly becasue we didnt have negative mark and finally reasobing was much easier and solved every answers.
Tips: to get selected in the first round you should practice more online tests.then you can easily manage your time.and be cool. so dont worry every thing will become easier and do well.
all the best!!!

Round: HR Interview
Experience: when i faced my HR he asked me to tell three things about me, i.have told generosity,confidence and friendship.and he asked me to elobrate it and i have done well and he goes with the projects that i have done .afterwards he asked about my stream and why it.and i have answered that iam from electrical and electronics background but now a days IT has been entered into every sector and without IT there would be nothing in this world.thats why i choose IT.and asked about my extra curricular activities and iam a sports person too and finally few questions from C and C++.
Tips: Be confident in your speech and try to answer even if not knows the answer well,because they will see how we are trying to answer so dont hesitate to answer.and keep your mind free and every thing will be alright.be cool and all the best

General Tips: start to prpare atleast before one week from the interview.and be cool at any situations and to get speak english fluently practice with your friends and try to converse every thing in english even with customer care, it will be funny to and thats make you to survive your interviews easily...
Skills:
College Name: sri krishna college of engineering and technology
Motivation: in this company there will be friendly environment and there will be less working pressure and have some cultural clubs to have fun with it
Funny Moments: before one week to our placements our friends get started to chat in english and every where we conversed in english it was funny and later we realised how it helped us. so dont bother about others and what they think. just go on with your friends confidently in english...

Interview Preparation Tips

Round: Test
Experience: Technical sections had questions from almost all the sections through AMCAT(C, C++, DBMS, DS, OS)(level :moderate)Quantitative aptitude’s questions were good.. All were almost of R. S. Aggarwal level though few exceptions were there tooLogical reasoning and verbal ability was good.. Some questions were tough.

Round: HR Interview
Experience: Overall enjoyed. But not selected because of my less market knowledge.

College Name: NA

Interview Questionnaire 

10 Questions

  • Q1. Sql command for creating a table
  • Ans. 

    SQL command for creating a table

    • Use CREATE TABLE statement

    • Specify table name and column names with data types

    • Add any constraints or indexes as needed

  • Answered by AI
  • Q2. Sql command for inserting details in table,changing them and deleting specifics ones
  • Ans. 

    SQL commands for inserting, updating, and deleting data from a table.

    • INSERT INTO table_name (column1, column2, column3) VALUES (value1, value2, value3);

    • UPDATE table_name SET column1 = new_value1 WHERE condition;

    • DELETE FROM table_name WHERE condition;

  • Answered by AI
  • Q3. Difference between truncate and drop
  • Ans. 

    Truncate and drop are SQL commands used to remove data from a table.

    • Truncate removes all data from a table but keeps the structure intact.

    • Drop removes the entire table and its structure.

    • Truncate is faster than drop as it only removes data.

    • Drop cannot be undone while truncate can be rolled back.

    • Truncate resets the identity of the table while drop does not.

    • Examples: TRUNCATE TABLE table_name; DROP TABLE table_name;

  • Answered by AI
  • Q4. Difference between c and c++
  • Ans. 

    C++ is an extension of C with object-oriented programming features.

    • C++ supports classes and objects while C does not.

    • C++ has better support for polymorphism and inheritance.

    • C++ has a standard template library (STL) while C does not.

    • C++ allows function overloading while C does not.

    • C++ has exception handling while C does not.

  • Answered by AI
  • Q5. Tell me abt yourself
  • Ans. 

    I am a software developer with experience in Java and Python.

    • I have a Bachelor's degree in Computer Science.

    • I have worked on various projects involving web development and data analysis.

    • I am proficient in Java and Python programming languages.

    • I have experience with frameworks such as Spring and Django.

    • I am familiar with databases such as MySQL and MongoDB.

  • Answered by AI
  • Q6. Why interest in IT line
  • Ans. 

    I have always been fascinated by technology and its ability to solve complex problems.

    • I enjoy problem-solving and logical thinking

    • I have a natural curiosity for how things work

    • I see the potential for technology to make a positive impact on society

    • I have experience in programming and find it rewarding

    • I am excited about the constant innovation and evolution in the IT industry

  • Answered by AI
  • Q7. What r ur strengths and weakness
  • Ans. 

    My strengths include problem-solving, adaptability, and teamwork. My weakness is public speaking.

    • Strengths: problem-solving, adaptability, teamwork

    • Examples: I have successfully solved complex coding problems, adapted to new technologies quickly, and collaborated effectively with team members.

    • Weakness: public speaking

    • Examples: I get nervous when speaking in front of large groups, but I am working on improving my present

  • Answered by AI
  • Q8. Why should we select you
  • Ans. 

    I have the technical skills, experience, and passion to excel in this role.

    • I have a strong background in software development, with expertise in multiple programming languages and frameworks.

    • I have experience working on complex projects and collaborating with cross-functional teams.

    • I am passionate about staying up-to-date with the latest technologies and trends in the industry.

    • I am a quick learner and adaptable to new ...

  • Answered by AI
  • Q9. Discussed abt my test results(positive and negatives)
  • Q10. He asked about my hometown,mathura and near around area

Interview Preparation Tips

Round: Technical Interview
Experience: technical interview was easy if u know basics of sql and c++.
Tips: try to achieve good marks in the test
sneek out for your marks in technical and aptitude test results in interviewer's hands it will help u make ur mind of the level u need to give to get the job, as few students with low scores also got the job but they had tough interviews

Round: HR Interview
Experience: experience of this round was very cool, interviewer started asking with basic questions . i focussed on my strengths, accepted my weaknesses, used the good result in test in conversation that helped, give an insight about hometown places when he asked. i was little bit nervous and my english was not sounding good enough at that time.
Tips: focus on your --1. communication skills
2. english
be calm,
be prepared for basic questions

Skill Tips: be smart enough to focus/direct the conversation in ur favour
some students with zero technical knowledge cleared the technical interview with this skill
Skills: communication skills, english fluency,
College Name: NIT AGARTALA

Skills evaluated in this interview

Interview Questionnaire 

4 Questions

  • Q1. Explain Network Layers?
  • Ans. 

    Network layers are a hierarchical way of organizing communication protocols.

    • Network layers provide a modular approach to networking.

    • Each layer has a specific function and communicates with adjacent layers.

    • The OSI model has 7 layers, while the TCP/IP model has 4 layers.

    • Examples of layers include the physical layer, data link layer, network layer, transport layer, and application layer.

  • Answered by AI
  • Q2. What is a Dead Lock?
  • Ans. 

    Deadlock is a situation where two or more processes are unable to proceed because they are waiting for each other to release resources.

    • Occurs in multi-threaded/multi-process environments

    • Can lead to system freeze or crash

    • Prevention techniques include resource ordering and timeouts

    • Example: Process A holds resource X and waits for resource Y, while Process B holds resource Y and waits for resource X

  • Answered by AI
  • Q3. Explain Paging and Segmentation
  • Ans. 

    Paging and Segmentation are memory management techniques used by operating systems.

    • Paging divides memory into fixed-size pages and stores them in physical memory.

    • Segmentation divides memory into logical segments and stores them in physical memory.

    • Paging allows for efficient use of physical memory and reduces fragmentation.

    • Segmentation allows for protection and sharing of memory between processes.

    • Examples of operating s...

  • Answered by AI
  • Q4. Pirates of different ages have a treasure of 100 gold coins. On their ship, they decide to split the coins using this scheme: The oldest pirate proposes how to share the coins, the OTHER pirates (not inc...

Interview Preparation Tips

Round: Test
Experience: It would quite a simple test, covering basic questions from general mathematics and algebra
Tips: Practice "Aptitude" on daily basis

Round: Technical Interview
Experience: Technical Interview in sapient will be quite related to understand of your basic concepts. The round also includes Puzzles. Try Practising some random puzzles from internet.
Tips: Be active and Interactive. Even, if you do not know the answer, try explaining your approach. That would get you marks.

Round: HR Interview
Experience: The HR carries larger wait-age in Sapient. Do not panic. He will give you enough time to settle down by asking background questions. He will only try to analyse the kind of person you are. Be true to yourself and your are sure to be successful

Skills: Basic Concepts of Launguages, Operating System, Networks
College Name: NIT JALANDHAR

Skills evaluated in this interview

Surekha Technologies Interview FAQs

How many rounds are there in Surekha Technologies React Js Frontend Developer interview?
Surekha Technologies interview process usually has 2 rounds. The most common rounds in the Surekha Technologies interview process are Aptitude Test and Technical.
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Some of the top questions asked at the Surekha Technologies React Js Frontend Developer interview -

  1. How to embbed custom css in Tailw...read more
  2. Data transfer in react...read more
  3. SetTimeout() co...read more

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Surekha Technologies React Js Frontend Developer Interview Process

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Excellent
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