Computer Quiz 2

Welcome to your Computer Quiz 2

Name
1. 
What kind of lock includes a that can be used to control access into areas?

2. 
What do we call the process of collecting, organizing, storing, and otherwise maintaining complete historical records of programs and other documents used or prepared during various phases of the system?

3. 
Diagrammatic or symbolic representation of an algorithm is called___

4. 
_____ controls the way in which the computer system functions and provides a means by which users can interact with the computer.

5. 
What kind of protocol is used to provide internet access from mobile?

6. 
Which of the following company launched the first laptop PC with VGA graphics in 1998?

7. 
Most database management systems allow you to have more than one key so that you can sort records in different ways. One of the keys is designated the ________and must hold a unique value for each record.

8. 
WordStar is a software product that helps which of the following?

9. 
In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of__________

10. 
A remote control that is used to turn on or off some machine is called_________

11. 
Which one of the following should I press to move the insertion point to the address bar, or to highlight the URL to the address bar?

12. 

13. 

14. 
Which operator return the rows in the first query that are not present in the second query?

15. 
What do we call the process of transferring a mobile station from one base station to another?

16. 
When an object has many forms, it has__________

17. 
The ability to find an individual item in a file immediately______ is used.

18. 
Memory allocation at the run time is known as____

19. 
The ________ model remains operative until the software is retired.

20. 
Which term refers to a small and fleeting error in a system that occurs due to unknown causes?

21. 
The loss is signal power as light travels down the fibre is called____?

22. 
____ is the logical structure of the database.

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