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CGI Group Talend Developer Interview Questions and Answers
CGI Group Talend Developer Interview Experiences
1 interview found
Anonymous
(2 Questions)
- Q1. What is the difference between tJoin and tMap in Talend?
- Ans.
tJoin is used to join two data streams based on a common key, while tMap is used to transform and manipulate data within a single data stream.
tJoin is used to combine data from two input streams based on a common key field
tMap is used to perform transformations, lookups, and calculations on data within a single input stream
tJoin is typically used for joining data from different sources, while tMap is used for data mani...
- Q2. What are different types of routines in Talend?
- Ans.
Different types of routines in Talend include Job, Context, Trigger, and Routine.
Job routines are used to define the main logic of a job
Context routines are used to manage job parameters and variables
Trigger routines are used to execute a job based on a specific event or condition
Routine routines are reusable code snippets that can be called from other components
Interview questions from similar companies
I applied via Company Website and was interviewed in Oct 2018. There was 0 interview round.
Interview Preparation Tips
You need to stay calm and should apply presence of mind. Please go through the job description thoroughly word-by-word and recheck your resume to ensure that you are a best-fit for the position.
Skills: Communication, Body Language, Problem Solving, Leadership, Presentation Skills
Duration: <1 week
I applied via Naukri.com and was interviewed before Jul 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Mostly Technical related to Python, OOPS, Multithreading, Django architecture etc
Interview Preparation Tips
I appeared for an interview before Nov 2020.
(2 Questions)
Round duration - 90 minutes
Round difficulty - Medium
Timing was around 10am
It was quite a normal online examination kind of environment
People from the company were there to invigilate
All were quite nice and helpful in case the exam got stuck
- Q1.
Ninja and Alien Language Order Problem
An alien dropped its dictionary while visiting Earth. The Ninja wants to determine the order of characters used in the alien language, based on the given list of wor...
- Ans.
Determine the order of characters in an alien language based on a list of words.
Create a graph data structure to represent the relationships between characters in the words.
Perform a topological sort on the graph to find the order of characters.
Return the smallest lexicographical order of characters as the result.
- Q2.
Check Duplicate Within K Distance
Given an array of integers
arrof sizeNand an integerK, determine if there are any duplicate elements within a distance ofKfrom each other in the array. Return"true... - Ans.
Check if there are any duplicate elements within a distance of K from each other in the array.
Iterate through the array and keep track of the indices of elements using a hashmap.
For each element, check if it already exists in the hashmap within distance K.
Return true if a duplicate is found within distance K, otherwise return false.
(1 Question)
Round duration - 30 minutes
Round difficulty - Medium
Timing was 2pm when it started
Interviewer was polite
- Q1.
Kth Largest Element Problem Statement
Ninja enjoys working with numbers, and Alice challenges him to find the Kth largest value from a given list of numbers.
Input:
The first line contains an integer 'T... - Ans.
The task is to find the Kth largest element in a given list of numbers for each test case.
Read the number of test cases 'T'
For each test case, read the number of elements 'N' and the Kth largest number to find 'K'
Sort the array in descending order and output the Kth element
Round duration - 20 minutes
Round difficulty - Easy
Timing was 9 am onwards
Interviewer was good enough
Interview Preparation Tips
Tip 1 : Focus on specialization of any one skill and keep a basic knowledge of all the skills you mention in your resume
Tip 2 : Gain confidence in presenting yourself by practicing well before
Tip 3 : Gain a basic knowledge of the company you go for selection
Tip 1 : Resume should be simple and precise but pretty smart to cover your skills
Tip 2 : Mention what you really know,no false things
Skills evaluated in this interview
I applied via Walk-in and was interviewed before Sep 2019. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. 1.Technical Ques(OOPS Concept)and 2. Area of Interest 3. About Company 4. more
Interview Preparation Tips
Sharing some tips while facing Interview Assessment or GD Round Assessment.
1. Be Confident always give the answer what they ask for, Never connect your answer with different topic.
2. Always go through Company Portal or wiki about their Operation & Function.
3. Always have positive vibes that whatever yes or No, You will surely gain something.
All the Best..!!
I applied via Recruitment Consultant and was interviewed before Jun 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. DBMS questions
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Aug 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Basic Etl questions and sql questions and power bi
Interview Preparation Tips
I applied via LinkedIn and was interviewed before Jul 2021. There were 2 interview rounds.
Easy logical questions
basic quant
Easy level coding questions
Counting frequency of alphabets
Interview Preparation Tips
Hoisting
Farhan Ahmad
I appeared for an interview before Sep 2016.
Interview Preparation Tips
Experience: Interview was scheduled in Grab Job consultancy. In that, a class room, where we all asked to sit and interviewer was sitting in front and asked to speak one by one on the topic traffic situation in Hyderabad.
Tips: Just speak once two to three lines. Don't rush to speak. Take ur time and don't try speak repeatedly.
Duration: 35 minutes
Round: Technical Interview
Experience: System based test. Easy question from java , c, data structure.
Round: HR Interview
Experience: Not held because already we got too late.
Skills: Proficiency In English, Basic Coding
College Name: Medak College of engineering
I appeared for an interview in Mar 2017.
Interview Questionnaire
5 Questions
- Q1. Oops concepts in Java?
- Ans.
Oops concepts in Java
Encapsulation - hiding implementation details
Inheritance - reusing code and creating parent-child relationships
Polymorphism - multiple forms of a method or object
Abstraction - creating abstract classes and interfaces
Example: Encapsulation - using private variables and public methods
Example: Inheritance - creating a subclass that inherits from a superclass
Example: Polymorphism - using method overloa...
- Q2. Altering columns in Databases?
- Ans.
Altering columns in databases involves modifying the structure of a table by adding, deleting or modifying columns.
Use ALTER TABLE statement to modify columns
Add new columns using ADD COLUMN
Delete columns using DROP COLUMN
Modify columns using MODIFY COLUMN
Changing column data type may result in data loss
- Q3. Asked some queries in SQL
- Q4. Reversing a number in java?
- Ans.
Reversing a number in Java
Convert the number to a string
Use StringBuilder to reverse the string
Convert the reversed string back to a number
- Q5. Extracting words from a line in java?
- Ans.
To extract words from a line in Java, split the line using whitespace as delimiter.
Use the split() method of String class
Pass the whitespace regex as argument to split() method
Iterate over the resulting array to get individual words
Interview Preparation Tips
Experience: Started with the question "Tell me about yourself". Asked me about Core Java. Asked to solve some questions related to Java and SQL.
Tips: Be prepared with high knowledge in Java, Data Structures and SQL.
Skills: Java Programming, Data Strrutures, SQL
College Name: IIITDM Jabalpur
Skills evaluated in this interview
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CGI Group Talend Developer Interview Process
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