forum_image

Discussion Forum

Interative Forum for discussing any query literally to UGC-NET Computer Science, GATE Computer Science and Computer Sciene and Technology in general.

ugc_net image

UGC-NET Computer Science

Correspondence Courses and Test Series to prepare for UGC-NET computer science and applications

GATE image

GATE

MCQs, Lecture Notes, Ebooks for GATE preparation

freestuff image
jobs image

Jobs Newsfeed

Timely information of various Recruitments.

NextPrev

MCQs DBMS|UGC-NET|GATE|Computer Science

51.Redundancy is dangerous as it is a potential threat to data
A.Integrity
B.Consistency
C.Sufficiency
D.None
View/Hide Ans
Explanation
52.Who is more concerned about the conceptual level of the DBMS
A.DBA
B.The end user
C.The Systems programmer
D.Client
View/Hide Ans
Explanation
53.An Attribute of one table matching the primary key of another table is called as
A.Foreign key
B.Secondary key
C.Candidate key
D.Composite
View/Hide Ans
Explanation
54.If a relation is in BCNF, then it is also in
A.1NF
B.2NF
C.3NF
D.all of above
View/Hide Ans
Explanation
55.The way a particular application views the data from the database that the application uses is a
A.Module
B.Relational Model
C.Schema
D.Sub Schema
View/Hide Ans
Explanation
56.Locking can be used for:
A.Deadlock
B.Lost Update
C.Uncommitted dependency
D.Inconsistent data
View/Hide Ans
Explanation
57.In relation Model Column is referred to as :
A.Tuple
B.Entity
C.Degree
D.Attribute
View/Hide Ans
Explanation
58.ER Model Comes under
A.Physical data Model
B.Record based logical Model
C.Object based logical Model
D.All of above
View/Hide Ans
Explanation
59.Which of the following is the problem of file management system? (a) Lack of data independence(b) Data redundancy(c) Update (d) all Periodically adding, changing, & Deleting file records is called file
A.Updating
B.Upgrading
C.Restructuring
D.Renewing
View/Hide Ans
Explanation
60.Which of the following is a relational database
A.4th Dimensions
B.FoxPro
C.dbase-IV
D.All of the above
View/Hide Ans
Explanation


Author Does Not claim of any answer these answers are as per expert opinion


Pages: 1 2 3 4 5 6 7 8 9