Ab Initio Interview Questions
Questions Answers Views Company eMail

What do you mean by the term data warehousing?

823

Do you think effective communication is necessary for data processing?

965

Is data warehousing different from data mining?

840

How data is processed and what are the fundamentals of this approach?

880

How scientific data processing is different from commercial data processing?

833

What would be the next step after collecting the data?

941

Give one reason when you need to consider multiple data processing?

869

We know rollup component in abinitio is used to summarize a group of data record then why do we use aggregation?

1043

Have you ever encountered an error called “depth not equal”?

911

Describe the process steps you would perform when defragmenting a data table. Does this table contain mission-critical data?

771

What do you mean by a transaction file?

898

Difference between informatica vs ab initio?

1013

How transaction file different from that of a sort file?

1148

Mention what is abinitio?

768

Can someone tell me the behaviour of next_in_sequence() and innovation_number() in a multifile. Suppose I have records 1,1,1,2,2,3,4,4 in a 4ways mfs file. Data in each partition is: 0th : 1,1,1 1st : 2,2 3rd : 3 4th : 4,4 What will be the sequence of these records if I pass next_in_sequence() and innovation_number() ? Also how can I extract 3rd record from each of the 4 partitions of a 4way multifile through AbInitio? In unix we can use m_dump

1 4028


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Un-Answered Questions { Ab Initio }

What are differences between different versions of co-op?

907


Whenever we load data into oracle table from staging table using exchange partition...then I read somewhere that data actually doesn't move in this and this command only reset the pointer in the data dictionary...so if data doesn't move then how data is loaded into the main table ? I mean wat is the point of pointer update in data dictionary?

764


Why is data processing considered beneficial?

781


How abinitio eme is segregated?

1042


What is flow buffering ? How it reduces the chances of having deadlock ? How to use in abinitio graph?

3035


How does the bre work with the co>operating system?

822


What is MAX CORE of a component?

957


What is data mapping and data modelling?

1230


Can you explain data flow graph with an example?

939


What are the facts that can compromise data integrity?

877


What is the use of aggregation when we have rollup as we know rollup component in abinitio is used to summarize a group of data record? Then where we will use aggregation?

943


How to execute the graph from start to end stages? Tell me and how to run graph in non-Abinitio system?

976


What do you understand by local lookup?

856


What is broadcasting and replicate?

904


What are the fundamental blocks of co> operating system of ab initio?

940