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CS614 Current MID Term Papers Fall 2012 Date: 08-December-2012 to 19-December-2012

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Exact wording in not ensured:
1. Benefits of CDC in modern systems? 2
2. List 4 techniques of handling "Multi-Dimensions"? 2
3. In MOLAP, the aggregates are large, but is it possible that some aggregates have null value, give example to justify? 3
4. 5th Orr's law ? 3
Justify your answer as TRUE or FALSE:
1. STDDEV is a distributive aggregate? 2.5
2. The data that is not used is correct? 2.5

kr b do koi paper share plez mera b kel paper hai

Areesa Ali kam iz kam 03 04 paper tu share han ..in say hi ap kuch idea lay lu na paper ka 

hmm.....

emiahmed Thanks for sharing ur paper 

Note for All Members: You don’t need to go any other site for current Mid Term papers fall 2012, Because All discussed data/sharing of our members in this discussion are going from here to other sites. You can judge this at other sites yourself. So don’t waste your precious time with different links.

Thanks for your sharing...

thanks a lot

my paper

MCQs are mixed some new too...

2-Marks

4 steps of transformation 

how to handle missing records give  4 methods

3-Marks

5th Orrs law dia hua tha ststement main ju kay incorrect tha aap nain explain karna tha ...

table diay huay thay 2 un main values thi drinks soled ki aur % Discounts aap nain batana tha kon si values additive hain aur kon si non-additive

5-marks

Q-1

2-statements di hui thi batana tha correct hain ya incorrect

if duplication in data extracted data it will be syntactically dirty?

main draw back of clustering cleansing technique is that is it lowest computationally complex.

Q-2

same 2-statements di hui thi batana tha correct hain ya incorrect

it is easy to capture the history once the records are overwritten?

STDDIV is descriptive aggregate ? 

Remember me in Your Prayers

and Best of luck... Paper is conceptual not theoretical so try to grasp the concepts.

 

 Sajidsd thanks for sharing ur paper 

Note for All Members: You don’t need to go any other site for current Mid Term papers fall 2012, Because All discussed data/sharing of our members in this discussion are going from here to other sites. You can judge this at other sites yourself. So don’t waste your precious time with different links.

1) Describe two ways to simplify ER Model. (2 marks)

2) List down problems associated with Primary Key. (2 marks)

3)  Justify your answer (3 marks)

      We can dissolve the aggregates to get the original data from which the aggregates were created.

 4) Explain benefits of  splitting of single field i.e name and address. (3 marks)

5) Justify your answer  (5 marks)

        a) STDDEV is an example of distributive Aggregate.

        b) It is always easy to track down history after overwriting the records.

6) Justify your answer  (5 marks)

        a) When Attributes or records are missing in extended data then the data is semantically dirty.

        b) Pattern based data cleansing technique identify outlier fields and records using the values of Mean and Standard Deviation.

mazz wale file sa koi mcq a  ka ne yar bat do

Mostly mcq`s were new. 2 or 3 were from moaz file.

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