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Cognos Interview Questions

Cognos Interview Questions

Q. What is called Cognos Reporting tool?

Cognos is an IBM reporting apparatus which is utilized for reporting and examination of different information from distinctive data warehouse.


Q. What is Report item?

Report thing is characterized as a question thing which can be relocated into a work territory.


Q. What is situated to be Cardinality?

Cardinality is characterized as connections between the tables. Taking after are relationship shaped between the tables.

  • Balanced
  • One to Many
  • Many to Many
  • Many to One

Q. What is characterized as Data mining?

Information mining is the procedure of getting concealed patterns from an information product house.


Q. What are all the different types of prompt in Cognos?

Taking after are the diverse sorts of brief in Cognos:

  • Value prompt
  • Text Prompt
  • Date prompt
  • Time prompt
  • Date and time prompt
  • Cognos

Q. What are the components of Report Net?

Taking after are the components of Report Net:

  • Framework manager
  • Cognos connection
  • Query Studio
  • Report Studio

Q. What do you mean by Drill Through report?

Drill through reporting is utilized to connection starting with one report then onto the next report. It has guardian and tyke relationship between the reports.


Q. Notice the distinction in the middle of “macros” and ‘brief’?

Large scale is utilized to run situated of directions to execute the report however incite give an approach to change the report alterably.


Q. What is a Cube?

3D shape is situated to be multi-dimensional perspective of measurement and measures and it is utilized to examine the information in different structures like Slicing and Dicing.


Q. What is the size of the cube?

Size of the 3D shape is 2.0GB and size shifts relies on upon the undertaking.


Q. What is a Snapshot?

A preview is made to duplicate the definite information that is identified with current report and contrast and another report.

Sample: Data of this current week contrasted and earlier week


Q. What are all the segments of Report Studio?

Taking after are the segments of Report Studio:

  • Objects panel
  • Properties panel
  • Explorer bar
  • Report Viewer

Q. What is a Transformer?

Transformer is utilized for making the Cubes which is for the Multidimensional structure on OLAP handling.


Q. What is defined as catalog and types of catalogs in Cognos?

A catalog is defined as a file which contains information on Database tables and Impromptu users can create reports.

Following are the types of catalog used:

  • Personal
  • Distributed
  • Shared
  • Secured

Q. Is it conceivable to join different Databases in a Catalog?

No, it is unrealistic to join numerous databases in an index and it can be accomplished by Hotfile.


Q. What is characterized as Cognos Impromptu?

A Cognos Impromptu is situated to be a device which is utilized for the era of business insight reports.


Q. What are question things?

Question things are the most essential protest in structure administrator and it has a considerable measure of properties connected with it. This is for the most part utilized for reporting and business knowledge.


Q. What are all the benefits of Cognos?

Taking after are the benefits of Cognos:

  • Planning
  • Analysis
  • Forecasting
  • Scorecard

Q. What are all the types of indexes in Cognos?

Following are the types of Indexes in Cognos:

  • Bitmap index
  • B-tree index
  • Function based index
  • Reverse key and composite index

Q. What is Bitmap Index?

A bitmap record is utilized for trade of rundown of rowids for every key quality. This list is basically productive for information warehousing as it has low cardinality and low overhauls.


Q. What is a Folder?

An envelope comprises of vault articles like sources, targets, change and mapping that assistance to compose information distribution center.


Q. What is a Datastore in Cognos?

An information store is only a question database or a social database or records that can be gotten to through IBM Cognos.


Q. What is a Query Subject?

A Query subject is a situated of question things that have innate relationship and it is fundamental building square on system director.


Q. What are all the types of report?

Taking after are the types of report in Cognos:

  • Blank report
  • List report
  • Cross report
  • Chart report
  • Repeater report

Q. What are the two types of framework manager?

There are two types of framework manager and they are as follows:

  1. Presentation layer
  2. Physical layer

Q. What are all types of prompt?

Following are the types of Prompt used in Cognos:

  • Value
  • Textbox
  • Select and search
  • Date
  • Time
  • Date and time
  • Interval
  • Generated
  • Prompt button

Q. What is a dimension?

dimension is characterized as structure of a shape. A measurement ought to have no less than one key characteristic and remaining trait can characterize progressions.


Q. What are all the sorts of gateway utilized as a part of Cognos?

Taking after is the rundown of gateway utilized as a part of Cognos:

  • Regular Gateway Interface (CGI)
  • Network access Application Interface (ISAPI)
  • Tomcat Server

Q. What is called Cognos powerplay?

Cognos powerplay is only a multidimensional on-line investigation of information.


Q. What are the sorts of studio present in Cognos?

There are five sorts of studio are :

  • Query Studio
  • Metrics Studio
  • Analysis Studio
  • Report Studio
  • Event Studio

Q. What is characterized as Query studio?

Question studio is one of the studios in Cognos which is utilized to perform Adhoc questions.


Q. What are the sorts of envelope present in Cognos?

There are three fundamental sorts of envelopes and they are recorded underneath:

  • Standard envelope
  • Bundle envelope
  • Measurements envelope

Q. What do you mean by drill over?

The drill crosswise over executes inquiries with the assistance of more than one shape.


Q. What are all the sorts of hierarchies?

There are two sorts of hierarchies:

  1. Attribute hierarchies
  2. User defined hierarchies

Q. What is the utilization of Cognos choice stream?

Cognos choice stream is situated to be an apparatus which is utilized for extricating, changing the information from diverse information sources to target information source.


Q. What are the themes in an data warehouse?

The three critical basic topics are:

  1. Drilling Down
  2. Drilling Across
  3. Handling Time

Q. What do you mean by Drill down and Drill Up?

Drill down is expansion of collection segments from the measurement tables while penetrate up is expelling gathering sections from the measurement tables.


Q. What is the upside of utilizing easy routes?

There are two alternate ways – Local and Global. Nearby is utilized for the neighborhood store and Global for worldwide archive. Favorable position is to reuse an article as opposed to making different items.


Q. What is called emerged perspective?

An emerged perspective is a perspective which is physically put away in a database. This perspective is utilized to build question execution by ascertaining unreasonable operations.


Q. What is a Pivot?

Turn is utilized to pivot the hub of the solid shape to give an alternate presentation on the information.


Q. What is known as a slice?

The slice is utilized to perform the operation on one measurement of a solid shape and it is results in a sub-3D square.


Q. What is a Framework manager?

Frame manager is a tool, which is used to develop end user layer and it can be used by Authors to build their own BI objects.


Q. What is Metrics designer?

Measurements Designer is an instrument which is utilized to model, convey score cards and information stacking methods.


Q. What is situated to be Cognos design?

Cognos Configuration is a BI authoritative apparatus which is utilized to characterize the conduct of Cognos 8 form. This will oversee design parameters.


Q. What is the contrast in the middle of Standard and Metrics folder?

Standard Folder  – This is a compartment of all envelopes and it is utilized for Organizational purposes. It acts like a nearby PC organizer. It is yellow in shading.

Measurements Folder  – This envelope is utilized by Metrics studio to store measurements related data. Measurements organizer will open up specifically in Metrics studio and it is dim blue in shading.


Q. What is the utilization of Cognos situation?

Cognos situation is utilized to locate the shrouded patterns and examples of information.


Q. Which studio is utilized to make reports?

Report Studio is utilized to make more propelled business reports.


Q. What is the distinction between a falling report and bore through report?

Falling report is utilized to concentrate information starting with one brief then onto the next brief.

Penetrate through report is utilized to concentrate the information by selecting the segment in a report and it can be bored around tapping the section information.


Q. What are a wide range of Batches?

Taking after are the sorts of Batches:

Consecutive – Run the sessions one by one

Simultaneous  – Run the sessions all the while


 Q. What are introductory page segments of Cognos association?

Introductory page segments of Cognos association are:

The Studio Toolbar

The Utilities Toolbar

The Tab


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