Computer Quiz

Q. : 1   What SQL command can be us ed to delete columns  from a table ?

1) MODIFY TABLE Table Name DROP COLUMN Column Name

2) MODIFY TABLE Table Name DROP Column Name Column Name

3) ALTER TABLE Table Name DROP Column Name

4) 1 and 2

5) None of these 

Q. : 2   A regular sub query can be processed

1) From the top down 

2) From the bottom up

3) By nesting 

4) From the right up

5) None of these 

Q. : 3   How many copies  of the database schema are typically used in the redesign process  ?

1) One 

2) Two

3) Three 

4) Four

5) None of these 

Q. : 4   Which organizational  layer is  responsible for developing the goals  and strategies  as  outlined by the top most level  of management?

1) Tactical  management 

2) Strategic management

3) Operational  management 

4) Non management employees

5) None of these 

Q. : 5   Which of the following is  collective information about customers , competitors , business  partners ,competitive environments , and internal  operations ?

1) Aggregate Data 

2) External  Knowledge

3) Business  Intelligence (BI) 

4) Information Granularity

5) None of these 

Q. : 6   What term is  used to describe information coming into a computer that is  in bad form, or is  incorrect, and will  improperly affect the decision-making process ?

1) GIGO 

2) Tainted data

3) Dirty information 

4) Scrubbed data

5) None of these 

Q. : 7   Which type of worker knows  how and when to apply technology?

1) Computer scientist 

2) Technology literate knowledge worker

3) Technology analyst 

4) Computer savvy

5) None of these 

Q. : 8   Companies  use which of the following vendors  to provide access  to software and services  rather than purchasing the applications  and maintaining the applications  themselves  ?

1) Open source vendors 

2) Alliances

3) Application service providers 

4) Al l  of the above

5) None of these 

Q. : 9   . Collecting personal  information and effectively posing as  another individual  is  known as  the crime of—

1) spooling 

2) dentity theft

3) spoofing 

4) hacking

5) None of these 

Q. : 10   The first step in the transaction processing cycle is ___________

1) database operations 

2) audit

3) data entry 

4) user inquiry

5) None of these 

Answer :-

Q. 1 (3)	Q. 2 (2)	Q. 3 (3)	Q. 4 (2)	Q. 5 (3)
Q. 6 (1)	Q. 7 (2)	Q. 8 (3)	Q. 9 (2)	Q. 10 (3)