Computer Science Course Set 5

 Hello friends 😃 and welcome to this article. You will get information about quiz related to computer, in this article, this is the fifth article related to computer. If you want, you can also read the other four articles in which quiz has been given.

So let's try to see and understand this fifth quiz paper with an answer.💖💕





1. Snapshots of data at a time in a T1 database are called .....







ANSWER= (B)Database instance
Explain:-

 

2.Which of the following is not a unary operation of sleep







ANSWER= (D) Union
Explain:-

 

3. Which of the following is not a binary operation







ANSWER= (E) None of these
Explain:-

 

4. Raw facts and figures are called.







ANSWER= (E) None of these
Explain:-

 

5. is the command to remove a relation from a SQL database .....







ANSWER= (B) Drop table
Explain:-

 

6. The entity with primary keys is called







ANSWER= (B) Strong entity
Explain:-

 

7. E-R is a synonym for the term cardinality ........ in the diagram.







ANSWER= (D) Cartesian
Explain:-

 

8. SQL I TRUNCATE statement is a ..........







ANSWER= (B) DDL statement
Explain:-

 

9. In SQL, the default format is ........







ANSWER= (D) DD-MM-YYYY
Explain:-

 

10. Which of the following statements is used to add the number of hours to a date







ANSWER= (B) Date + Number / 24
Explain:-

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