TN TRB PG Assistant Rescheduled Exam Date 2022 | TN TRB Computer Instructor 2022 Model Question Paper | TN TRB Computer Instructor Previous Year Paper

TN TRB Tamil Nadu Teachers Recruitment Board have released soon the Hall Ticket for the recruitment of TN TRB Post Graduate Assistants / Physical Education Directors Grade – I and Computer Instructor Grade I Vacancies. TN TRB PG Assistant/PE Director and Computer Instructor Exam going to be conducted on 12.02.2022, 13.02.2022, 14.02.2022& & 15.02.2022. In this portal topic wise model paper published by us for the aspirants.

Rajasthan Technical Education Second Year Paper 2016 – Data Base Management System

What does the expanded form of DBMS ?
(a) Database Management System
(b) Digital Base Mapping System
(c) Database Manipulation Software
(d) Data Borrowing and Movement Software

Which of the following is NOT true of the traditional approach to information processing?
(a) There is common sharing of data among the various applications.
(b) It is file oriented
(c) Programs are dependent on the files
(d) It is inflexible

The database administrator is, the coordinator between the ________and the ________
(a) DBMS, database
(b) Application program, database
(c) Database, users
(d) Application Programs, users

A schema describes
(a) Data elements
(b) Records and files
(c) Record Relationships
(d) All of these

A top to bottom relationship among the items in a database is established by
(a) Hierachical schema
(b) Network schema
(c) Relational schema
(d) All of the above

The ER model is expressed in terms of
I. Entities
II. The relationship among entities
III. The attributes of the entities
IV. Functional relationship
(a) I and II
(b) I, III and IV
(c) II, III and IV
(d) I, III and II

In an ER diagram, an entity set is represented by a
(a) Rectangle
(b) Ellipse
(c) Diamond box
(d) Circle

Attributes refers to
(a) The properties of an entity
(b) The names of an entity
(c) Both (a) and (b) are correct
(d) Both (a) and (b) are wrong

A primary key for an entity is
(a) A candidate key
(b) Any attribute
(c) A unique attribute
(d) A secondary key

When more than one attribute of a table are related with many attributes of one or more other tables, then such a relationship is known as
(a) one to one relationship
(b) many to many relationship
(c) many to one relationship
(d) one to many relationship

In a relational model, relations are termed as
(a) Tuples
(b) Attributes
(c) Tables
(d) Rows

What is a ‘Tuple’?
(a) Another name for a table in an RDBMS
(b) Another name for the key linking different tables in a database
(c) A row or record in a database table
(d) An attribute attached to a record

In case of entity integrity the primary key may be
(a) Not null
(b) Null
(c) Both (a) and (b)
(d) Any value

Relational calculus is a
(a) Procedural language
(b) Non-procedural language
(c) Data – Definition language
(d) High level language

Cartesian product in relational algebra is
(a) A Unary Operator
(b) A Binary Operator
(c) A ternary Operator
(d) Not defined