My CS_403 paper today
paper was average
most MCQs were from past paper & quizzes
Some subjective which I remember
Q1. Checkpoint makes the recovery procedure efficient.
how RM will go back to start the
transaction.
Q2. Course (CourseNo, Ctitle, InstructNo)
Instructor (InstructNo, InstructName, InstructDept)
denormalize the above relations to one form back?
Q3. It is a good approach to create an index on non-key
attribute.
Q4. Give four reasons that results in the failure
of database transactions.
Q5. Create a view named ‘STUDENT_DETAILS’ on ENROLMENT
table which will show STD_ID and STD_NAME of those STUDENT, who belongs to
KARACHI and MULTAN.
ENROLMENT (STD_id, COURSE_ID, STUDENT_NAME, CITY)
Q6. A candidate is applied for a study program in XYZ
University. We have the relation to save his / her data in table
Candidate-Info.
Candidate can apply for more than one campus for a single
degree program. choose control tools appropriate for each attribute of table.
Controls / Tools list is as under;
list dia gia tha
Your answer format is given below;
Attribute Name -> Tool Name
Fields of table are as under;
Candidate-Info (Candidate-name, Gender, Candidate-picture,
Campus-selected, Program)
Q7. create a table on Employ along with 3 attributes
and datatypes
Q8. create view syntax.
Q9. Dif b/w RAID & tape
Q10. analyze the statement
“it is a good approach to create an indexes on non_key attribute “.
“it is a good approach to create an indexes on non_key attribute “.
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