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Mid Term Exam Fall 2009 VU

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Mid Term Exam Fall 2009 VU

Here You can share your papers pattren,MCQs & subjective questions etc.. with other students.As you know that all the students have given the same papers on the different dates.So your share papers here can be helpful for each other.

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Mid Term Exam Fall 2009 VU

I think VU questions pool is not so bigger than their students' pool so keep helping each other and best of luck for your papers.






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MGT211 Introduction to Business , Today's paper.

Started by Mahnoor. Last reply by sakib nabeel May 28, 2010. 1 Reply

Cs-101 Assignment

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mgt 411 quiz

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MTH603

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SOLVED quiz of MGT 603 STRATEGIC MANAGEMENT

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solved VIP MCQ of MGT 201 Financial management

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CS 506 MidTerm Fall 2008

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i need answers of STA630 ppr

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mid term paper of Brand management

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needfin622 past papers

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Requied paper of DBMS

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fin622 quizes need

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Fall 2009_MidTerm_MGT602 Current Paper

Started by + M.Tariq Malik. Last reply by Maryum Saleem Dec 15, 2009. 1 Reply

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You need to be a member of Mid Term Exam Fall 2009 VU to add comments!

Comment by + ** AasHiR **+ on November 17, 2012 at 12:24pm

Nice 

Comment by diamond90 on May 26, 2010 at 6:20pm
mai ne ajj mth 202 ka papr attempt kya hia us me 20 mcq`s thy or 6 question thy ziada function walay chapter sy aya tha or mcq`s bohat asan thy aik question series waly chapter sy tha
Comment by Fawad on May 26, 2010 at 2:09pm
CS201 Mid Exam
Q.Why Binary algorithm is essential then linear algorithm ?
Comment by Mahnoor on May 24, 2010 at 2:51pm
Plzz Share solved papers of Introduction to Business MGT211.
Comment by ghulam abid sabir on May 23, 2010 at 2:38pm
allaha ap ko khush rakhay
Comment by Shahid Rehman on May 15, 2010 at 10:53am
Yes i also need solved papers of. HRM 624, HRM 627, MGMT(HRM611)
plz sene me
0312-6619007
Comment by Muhammad Soban Badar on April 2, 2010 at 5:03pm
made it made it made it result is fall result is fall check now!!!
Comment by Muhammad Soban Badar on December 22, 2009 at 10:54pm
na manzoor na manzoor na manzoor Papers k bad classes na manzoor
Comment by Muhammad Khalid on December 18, 2009 at 4:38am
Plz attached the MGT503 current 2009 online solved papers if any one have. or send me through email. m_khalid1984@yahoo.com.... Thanx
Comment by Ali on December 17, 2009 at 4:21pm
Question No: 1 ( Marks: 1 ) - Please choose one
A database system allows the following EXCEPT

? management and control of data towards an efficient working of an organisation.

? more critical functions in organisations to be computerised and the need to keep a large
volume of data available in an up to the minute current state increased.

? any user to access all its data. @};-

? integration of data across multiple applications into a single application.


Question No: 2 ( Marks: 1 ) - Please choose one
In a conceptual model for a university, what type of relationship exists between Grade and Student entities?

? 1:1
? 1:M @};-
? M:M
? Ternary

Question No: 3 ( Marks: 1 ) - Please choose one
Making a change to the conceptual schema of a database but not affecting the existing external schemas is an example of

? Physical data independence.
? Concurrency control.

? Logical data independence. @};-
? Functional dependency

Question No: 4 ( Marks: 1 ) - Please choose one
Consider the following statements.

A. An entity integrity constraint states that no primary key value can be null.
B. A referential integrity constraint is specified between two relations.
C. A foreign key cannot be used to refer to its own relation.

Identify which of the above statements is/are correct.

? Only A

? Only B

? Only B and C

? Only A and B @};-


Question No: 5 ( Marks: 1 ) - Please choose one
Which of the following is true about NOT NULL constraint?
? enforce domain integrity @};-


? limit the values that can be placed in a column.

? prevents any actions that would destroy links between tables with the
corresponding data values

? enforces the uniqueness of the values in a set of columns


Question No: 6 ( Marks: 1 ) - Please choose one
Which of the following constraints enforces referential integrity?
? FOREIGN KEY @};-

? CHECK

? PRIMARY KEY

? UNIQUE


Question No: 7 ( Marks: 1 ) - Please choose one
Which of the following constraints prevents any actions that would destroy links between tables with the corresponding data values?

? FOREIGN KEY @};-

? NOT NULL

? CHECK

? PRIMARY KEY


Question No: 8 ( Marks: 1 ) - Please choose one
In a conceptual model for a university, what type of relationship exists between Grade and Student entities?
? 1:1
? 1:M @};-
? M:M
? Ternary

Question No: 9 ( Marks: 1 ) - Please choose one
Which levels are mostly used for Detailed DFD?

? Level-0, Level-1 @};-

? Level-1, Level-2

? Level-2, Level-3

? Level-3, Level-4


Question No: 10 ( Marks: 1 ) - Please choose one
Which of the following is a feature of PRIMARY KEY constraint?
? unique identifier for a row within a database table.

? allow any actions that would destroy links between tables @};-

? limit the values that can be placed in a column.

? enforces that the column will only accept null values.


Question No: 11 ( Marks: 1 ) - Please choose one
Select the correct statement among the following.
? The number of participating entity types determines the degree of relationship type among different entity types.

? When different entity types participate only once in a single relationship type it is called a recursive relationship. @};-

? Cardinality ratios for binary relationship are displayed on Entity Relationship Diagrams by only within a diamond shape notation.

? Partial participation can be called as existence and identifier dependancy


Question No: 12 ( Marks: 1 ) - Please choose one
Identify the correct way to implement one-to-one relationship in tables?
? by splitting the data into two tables with primary key and
foreign key relationships. @};-

? as a single table and rarely as two tables with primary
and foreign key relationships.

? using a junction table with the keys from both the tables
forming the composite primary key of the junction table.

? by creating two separate tables

Question No: 13 ( Marks: 1 ) - Please choose one
Consider the given relations Student and Instructor as given below. Please note that
Fname and Lname also denote the First Name and Last Name respectively.



Which of the following statements is correct with respect to the two relations given above?

? The two relations are not union-compatible since their attribute names differ.
? The set operations such as CARTESIAN PRODUCT and DIVISION can be applied on these
two relations. @};-

? To find out those students who work as instructors, it is necessary to perform the operation
Student n Instructor.

? To find out the students who are not instructors, it is necessary to perform the operation
Student ÷ Instructor.


Question No: 14 ( Marks: 1 ) - Please choose one
Which of the following is not a benefit of normalization?
? Minimize insertion anomolies
? Minimize deletion anomolies
? Minimize updation anomolies
? Maximize redundancy @};-

Question No: 15 ( Marks: 1 ) - Please choose one
A weak entity type

? must have total participation in an identifying relationship
? does not have a key attribute(s)
? both (a) and (b) @};-
? none of the above

Question No: 16 ( Marks: 1 ) - Please choose one
In an ERD, the focus is on the ____ and the relationships between them.
? attributes
? entities @};-
? keys
? indexes

Question No: 17 ( Marks: 1 )
With reference to data dinctionary, what does CRM stand for?

CRM = Cross Reference Matrix

Question No: 18 ( Marks: 1 )
How many entities does a unary relationship involve?


Question No: 19 ( Marks: 2 )
If there is one super type and there are three subtypes, then how many relations should be created?

Question No: 20 ( Marks: 3 )
Write the process of constructing a Context DFD in three steps?


Question No: 21 ( Marks: 5 )
Briefly explain rollback and rollforward.

Question No: 22 ( Marks: 10 )
Explain the difference between "derived attribute" and "multivalued attribute" with the help of an example.
Relation and foreign key
 

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