MCQ Questions for Class 11 Accountancy Chapter 14 Structuring Database for Accounting with Answers

Fill in the blanks, an appropriate word(s)

Question 1.
A ………………. does not have key attributes of its own.

Answer

Answer: weak entity


Question 2.
The ……………… for binary relationship specifies the number of relationship instances that an entity can participate in.

Answer

Answer: computer based


Question 3.
Each simple attribute of an entity type is associated with a value set called …………… of values.

Answer

Answer: timeware


Question 4.
When structure of AIS is based on both human and computer resources. It is called ……………….. AIS.

Answer

Answer: liveware


Question 5.
A ……………….. is a collection of all entities of a particular entity type.

Answer

Answer: total participation


Question 6.
A weak entity type always has a …………….. constraint with respect to its identifying relationship.

Answer

Answer: multi-valued


Question 7.
When a relation has more than one attribute with unique values, each such attribute is called ………………..

Answer

Answer: full functional


Indicate against each of the following statements, True or False.

Question 1.
Every relation has at least one super key by default, which is the combination of all its attributes.

Answer

Answer: True


Question 2.
Data transformation is called information.

Answer

Answer: True


Question 3.
Referential integrity constraint arises because of relationships between various entities.

Answer

Answer: True


Question 4.
The complete absence of WHERE clause in SELECT statement implies that no tuples of a relation shall be selected.

Answer

Answer: False


Question 5.
ER model is an example of representational data model.

Answer

Answer: False


 


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