Ab Initio Metadata Hub Interview Questions

What do you understand by Ab Initio?

The very famous Business Intelligence platform that consists of six products to process data is known as Ab Initio. And, finally who utilizes this data for analysis. Yes, these data helps business analysts to keep checkpoints on how to process it further for their requirements. The word “Ab Initio” means “Start from the beginning”. This platform is based to work on a client-server model. Popularly termed as GDE which is “Graphical Development Environment” is the name which is given to the client and it sits on the user’s system.

Let’s understand each of its data processing products –

Co>Operating System – The program base of all Ab Initio processes that operate on the topmost level of the operating system, is called Co>Operating System. The additional characteristics of this which are air commands helps the system to be compatible with multiple systems, such as Unix, HP-UX, Linux, IBM AIX and any windows systems. Its important features are –

  • ETL processing is managed and controlled through this system.
  • The operating system can have Ab Initio extensions.
  • Monitoring and Debugging features by ETL Process
  • It helps with metadata management and interaction.
  • Component Library – This Ab Initio Library is actually a reusable software that works for sorting, the transformation of data, and loading and unloading of the high-speed database. In today’s world, we deal with lots and lots of data and its management. So the job role and skills of business analysts are also increasing. Since the component library automatically comes with this intelligent system, imagine the benefit it would bring to the life of an analyst. The tool is quite flexible because it gets adapted to the format which gets entered as the record during the run – time. This promotes the designing of new components that allow integration and ensures the reuse of storage engines and legacy codes.

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    Graphical Development Environment (GDE) – Which business analyst does not like a graphical representation of any requirement? Actually each one of use does but imagine a platform that gives you this feature with a strong background behind it. The amount of help it would do to perform analysis would make a great impact.

    The platform where the execution of the application can take place for Ab Initio is this GDE. It provides a graphical interface where you can smoothly drag and drop components, from the library and ease their configurations. The frontend is quite user-friendly and it acts as a catalyst to design ETL graphs.

    Enterprise Meta Environment – It is a kind of repository and a data storage place which has provision to store both technical and business-related data. The data stored helps to promote the graphs developed in the Graphical Development Environment. Dependent Analysis, Version Controlling, Statistical Analysis, and Metadata Management are the tools offered by Enterprise Meta Environment Mostly, the business analyst consumes the business-related data. Any modification also to these data is being recommended by an analyst based on various research and analysis processes.

    Data Profiler – It is an application based on analytics that helps to specify the range for dates, scope, distribution, variance, and quality. It runs on the top of the Co-operating system in a graphical environment. I would say a data profiler is completely an analyst tool or more than that a data analyst tool which helps them to reach any conclusion based on the pattern of analytics that comes up.

    Conduct >It – The system developing tool that used to handle high volume data processing is conducted>it. This has features to combine graphs from GDE.

    3) Mention what is the role of Co-operating system in Abinitio?The Abinitio co-operating system provide features like

  • Manage and run Abinitio graph and control the ETL processes
  • Provide Ab initio extensions to the operating system
  • ETL processes monitoring and debugging
  • Meta-data management and interaction with the EME
  • 13) Mention what dedup-component and replicate component does?

  • Dedup component: It is used to remove duplicate records
  • Replicate component: It combines the data records from the inputs into one flow and writes a copy of that flow to each of its output ports
  • AbInitio Interview Questions and Answers | BI |ETL |

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