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I was interviewed in Aug 2020.
Yes, there are various technologies used in barcode readers.
Laser scanners: Use a laser beam to read barcodes.
CCD scanners: Use an array of tiny light sensors to capture barcode data.
Camera-based scanners: Use image processing techniques to read barcodes.
Pen-type scanners: Require the user to swipe the scanner across the barcode.
Mobile barcode scanners: Utilize the camera of a mobile device to scan barcodes.
To make a number <4 and >3 using 3, 4, and a symbol/operator on the calculator.
Use the division operator (/) to divide 4 by 3, resulting in a number greater than 3 and less than 4.
Alternatively, use the subtraction operator (-) to subtract 3 from 4, resulting in a number greater than 3 and less than 4.
I was interviewed before Jun 2016.
A database analyst is responsible for designing, maintaining, and optimizing databases.
Designing and implementing databases
Ensuring data accuracy and security
Optimizing database performance
Creating reports and analyzing data
Collaborating with other teams to ensure data integration
Proficiency in SQL and database management systems
Knowledge of data warehousing and data mining
Experience with ETL processes
Ability to troubl
Data analysis involves identifying patterns, trends, and insights from data to make informed decisions.
Define the problem and identify the data needed
Clean and preprocess the data
Explore the data using statistical methods and visualizations
Develop and test hypotheses
Communicate findings and insights to stakeholders
I applied via LinkedIn and was interviewed before Nov 2021. There were 2 interview rounds.
I applied via Recruitment Consultant and was interviewed in Jul 2021. There was 1 interview round.
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