What:
Data rules the world today and is referred rightly as the modern day oil, by a lot of contemporary experts. With the huge surge in both structured and unstructured data which businesses generate and have to deal with each day, the need for some expert hands at guiding them in this task has emerged. This is why a host of data scientists and database experts are desired for. The most rudimentary thing to do here is to understand how data is structured and how to communicate effectively with the IT systems, to get the right data at the right time. SQL hence forms this medium of communication and is a widely sought after skill.
Assesshub’s online test software that includes an online assessment test on SQL and related database languages is an easy way to forage for the right talent to hire as a part of the database maintenance and design team in your organization.
How:
SQL skill assessment module included in the online test software from AssessHub is designed to cover all the various SQL concepts and understanding. The test includes rudimentary questions which test the candidates on understanding of database and data warehousing concepts such as relational and multidimensional databases, types of schemas. The test includes questions in the form of business scenarios, which require the candidates to construct database queries to get the required data set from the database.
A very important area of attention for the SQL skills test is the knowledge about the working of the queries. This tests candidates about the working and parsing of queries and assesses if they have practical knowledge about writing highly optimized queries, which are able to fetch the right information with the minimum system overheads.
The test results are structured per the various sections of skill sets assessed, which enables the hiring manager to better understand the strengths and weaknesses of candidates.
Why:
With big data and data science gaining forefronts today, the demand for SQL experts is bound to grow leaps and bounds. A recent survey across the world showed a 40 percent surge in the demand for skilled database and data mining experts. While 67 percent of this came from data giants such as banks and telecom operators, even the pharmaceutical and manufacturing sectors have exhibited increasing popularity.
Main advantage:
The main advantage of AssessHub’s online assessment test is the fact that it covers all the various areas of structured query language, and tests applicants on each of these. While the obvious attention is paid to data manipulation language queries which includes select insert and delete statements, the online sql test also focuses on testing knowledge about data manipulation and data definition language. This highly effective online test thus ensures that you hire a candidate who is good at not just managing the data base, but also at developing and creating it.
The sql query test online is pragmatic and practical in nature, wherein scenario driven assessment format aids the selection of the most suitable candidate for the job.
