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Basic ETL interview questions and answers 1. What is ETL? Hide Answer ETL stands for Extract, Transform, Load. It is a process commonly used in data integration and data warehousing to collect, transform, and load data from various sources into a target system, such as a database, data wa...
Below you can find a few questions and answers which are more frequently asked in the ETL testing interviews: Q #1)What is ETL? Answer:ETL refers to Extracting, Transforming and Loading of Data from any outside system to the required place. These are the basic 3 steps in the Data Integra...
Questions by Swapna Ray Informatica Answer First Prev Next Last Showing Answers 1 - 1 of 1 AnswersSarita Oct 23rd, 2013 The errors faced are:1)Duplicate data in target tables 2)Performance issues 3)File rejections due to error in header and trailer records 4)Logical errors Was this ...
ETL Testing Multiple-Choice Questions (MCQs)ETL tools extract the data from all the different data sources, transforms the data and and loads it into a data warehouse.ETL Testing MCQs: This section contains multiple-choice questions and answers on the various topics of ETL Testing. Practice ...
All methods should have appropriate unit tests regardless of visibility To measure their effectiveness all unit tests should use appropriate coverage techniques Strive for one assertion per test case Createunit teststhat target exceptions Checkout –ETL Testing Interview Questions & Answers...
Informatica PowerCenter Interview Questions Informatica Interview Questions and Answers Random Posts How to skip header record and read only data records in a flat file in Informatica BDM If you have a comma separated delimited file with a header record, by default informatica will read all records ...
Questions by phani.nekkkalapudi ETL Answer First Prev Next Last Showing Answers 1 - 2 of 2 AnswersLokesh M Feb 18th, 2012 - Test ETL software. - Test ETL datawarehouse components. - Executing backend data-driven test. - Create, design and execute test plans, test harnesses and ...