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I applied via Recruitment Consulltant and was interviewed before Sep 2021. There were 4 interview rounds.
Row and columnar file formats in Hive differ in the way data is stored and accessed.
Row format stores data in a row-by-row manner, while columnar format stores data in a column-by-column manner.
Row format is suitable for OLTP workloads, while columnar format is suitable for OLAP workloads.
Columnar format allows for faster query performance and compression, while row format allows for faster inserts and updates.
Examples...
Design a data pipeline to ingest data from streaming sources.
Identify the streaming sources and their data formats
Choose a streaming platform like Apache Kafka or AWS Kinesis
Design the pipeline architecture with data ingestion, processing, and storage components
Ensure scalability, fault-tolerance, and data consistency
Monitor and optimize the pipeline performance
C code for printing Fibonacci Series upto n elements
Declare three variables to store the current, previous and next numbers in the series
Initialize the previous and current variables to 0 and 1 respectively
Use a loop to print the next number in the series by adding the previous two numbers
Loop should run n times to print n elements in the series
I was interviewed in Mar 2017.
I have the technical skills, experience, and passion to deliver high-quality software solutions.
I have a strong background in programming languages such as Java, Python, and C++.
I have experience working on complex software projects and collaborating with cross-functional teams.
I am passionate about staying up-to-date with the latest technologies and trends in software development.
I am a quick learner and have a strong...
Ericsson is a global leader in telecommunications technology with a strong focus on innovation and career development.
Global leader in telecommunications technology
Strong focus on innovation
Opportunities for career development
I applied via Naukri.com and was interviewed before Jun 2020. There were 4 interview rounds.
I applied via Referral and was interviewed before May 2020. There were 5 interview rounds.
I applied via Company Website and was interviewed in Sep 2023. There were 2 interview rounds.
I was interviewed in Apr 2024.
I applied via Naukri.com and was interviewed in Apr 2024. There were 3 interview rounds.
I applied via Company Website and was interviewed in Mar 2024. There were 2 interview rounds.
I studied Computer Science with a focus on software engineering.
Bachelor's degree in Computer Science
Courses in software engineering, algorithms, data structures
Projects involving coding, testing, and debugging
Internships or work experience in software development
Continuing education or certifications in relevant technologies
Pointers are variables that store memory addresses of other variables in programming languages.
Pointers allow direct access to memory locations
They are used for dynamic memory allocation
Pointers can be used to pass variables by reference
Example: int *ptr; ptr = # // ptr now points to the memory address of num
Some of the top questions asked at the Airtel Africa Lead Engineer interview -
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