what is physical layer and presentation layer?
Answers were Sorted based on User's Feedback
Answer / sunitha
Physical layer-The physical layer provides the physical
query layer and is made up primarily of data source and
stored procedure query subjects .It acts as a foundation for
presentation layer.
Presentation layer-The presentation layer makes it easier
for report authors to find and understand their data .The
presentation layer is made up primarily of model query
subjects that you create
| Is This Answer Correct ? | 5 Yes | 3 No |
Answer / dipika gupta
Physical layer is responsible for bit by bit transfer of data reliably, and also support the electrical and mechanical specifications of a link..
whereas the domain of presentation layer covers the compatibility between computers with different internal data format/ o.s... as well as data encryption and decryption for security. compression and decompression also comes under the responsibility of the presentation layer..
| Is This Answer Correct ? | 2 Yes | 3 No |
Hi I have Most updated Cognos dumps like COG-112(ReportAuthor),COG-122(Admin),COG-132(Meta Data Modeller). 100%score Gurantee. If anyone intrested mail me on kris.bi121@gmail.com
if u generate a cube r pakage then its published we open in cc its ask every time for username &pass word?what we do?the pak r cube was not asking the password? what we do for this problem?pls ans me.............
what is requery in cognos?
What is Cognos Mashup Services .what is the use of Cognos Mashup Services and where to use.
What is difference between informatica power mart and power center?
advantages of cascade prompt ???
what are the tabs in cognos ?
Can you define transformer?
wat is bus schema?
What is a dimension?
Is it possible to join multiple Databases in a Catalog?
how can you create a report like if country=india then true if contry=spain then false?