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Share Here CS403 Current Mid Term Papers 

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My today's paper of cs 403

MCQs were 10% from moaaz file, but over all paper was easy

subjective paper is

  1. name 4 types of join
  2. table was given and asked to convert it in 2nd Normal form
  3. define the degree and cardinality of table(table was given)
  4. values of 2 sets were given and asked to perform Cartesian product
  5. in one to one relationship how many will be resultant tables?
  6. Attributes of an entity were given and asked to mention their Data types

 remember me in ur prayers

My mid-term exam (20 June,2015)
MCQs 10% from past exams.... but overall mcqs were easy

Total questions:26

Question 1. ek diagram thi uss mein kuch symbol errors thay unn ko correct krna tha like Data store, process aur entity k symbol errors 3 marks

Question 2.      Table ko normal form mein lana tha (for eg. if it is in 2nd normal form bring it into 3rd normal form)

Student

Student-ID

Student-Name

Father-Name

City

Hobby

1

ABC

BC

Lahore

Cricket, Movies

2

DEF

EF

Islamabad

Football, Basketball

3

GHI

HI

Lahore

Movies, Body building, Badminton

4

JKL

KL

Karachi

Cricket

Question 3.

Consider, we have a relation Customer with following attributes,

 

Customer (c-no, name, address, city, phone-no)

 

Case A –

If c-no --> city, phone-no

Then c-no --> city and c-no --> phone-no

 

Case B –

If c-no --> phone-no and phone-no, address --> city

Then c-no, address --> city

 

Which of the Inference Rules are applied on the Case A and CaseB?

Question 4. ek aur question tha about terms used in ER model and Terms used in relational model

baqi yaad nahi..... best of luck 

iterally nothing came from past papers, except 1-2 mcqs.

SO disappointed, most questions were from keys,joins and mapping

Todays Paper of CS403 ..
MCQ’S Were 70% From Muaaz past papers

1 Write the types of Joins 2

STUDENT 1 AND STUDENT 2 Entities tables di hoi then

DIFFRENCE nikalna tha (Student2-Student1) 5

PROJECT , EMPLOY detect error and correct with valid

reason ER diagram and correct it in diagram too 5

Project employ , employ name ,employmgr, hour ,selery ,

project manager .Show level 2 Function dependencies .

Normalization 2nd level 3

Choice your favorite CS field make relation and show some

solid reason why it is favorite 3

CS403 Today paper

past papers see aik word bhi nahe aya

Subjective Questions..

1- Difference Between Equi-Join and Natural-Join?

2-Consider we have a relation Customer with following 
attributes.

Course(COurse-ID,Course_name,Course_Hours,Level)

Case A

If course-ID--->Course_name and Course_name--->Credit_Hours

then Course_ID--->Credit_Hours
Case B

If Course-ID--->Course_Name

Then Course-ID,Credit_Hours--->Course_name,Credit_hours

Which of the inference rule applied on Case A and Case B?

3-ER diagram for "Faculty Registration System"is give below.Redraw this diagram in arrow head notation for representing Cardinalities..

4-Consider we have a relation Customer with following attributes.

Course(COurse-ID,Course_name,Course_Hours,Level)

Case A

If Course-ID,Credit_Hours--->Course_Name

Then Course-ID--->Course_name

Case B

If course-ID,Course_name--->Credit_Hours

then Course_ID--->Credit_Hours

Which of the inference rule applied on Case A and Case B?

My yesterday 20 june cs_403 paper

mcqs from moaaz file and so easy paper ap moaz ki files zarur parna

aur long what is diff between procedural and non procedural language

four types of jions

1 table tha relational algbra

and 1 for natural join

1 er diagram



mid term paperss

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