Top MCQs on System Design Relational Database with Answers

Question 1

In database , the datapoints are represented as 

• rows and columns

• rows

• columns 

• graph based 

Question 2

Database follows property/properties and they are-

• Atomicity

• Consistency

• Isolation

• Durability

• All of the above

Question 3

For storing string we use which datatype?

• Varchar

• String 

• Text

• JSON

Question 4

For storing time we use which datatype?

• Datetime

• Number

• Blob

• Epoch

Question 5

We have a fixed length datatype and that is-

• Varchar

• Text

•  Blob 

• JSON