Prac Sac1-6-07

PRAC SAC Teacher – Leana Bailey SHORT ANSWER QUESTIONS 1. When we into an information system. 2.

data, we use a range of devices to enter data ______/1 Mark

is the process by which data that has been input into a computer is assessed to ensure that it is correct and complete. ______/1 Mark

3. To

means to store for a long time.

______/1 Mark

4. Strategic decisions are made by operational management. TRUE

or

FALSE ______/1 Mark

5. Operational workers make day to day decisions. TRUE

or

FALSE ______/1 Mark

6. Broadly, an information problem arises when an organisation’s are not being met. ______/1 Mark 7. To means to create and/or change the appearance of a document by altering features such as fonts, margins, spacing and graphics. ______/1 Mark 8. A

looks similar to a bar graph. ______/1 Mark

9. What does PERT stand for? P E

and R

T . ______/1 Mark

10. Device drivers communicate with hardware to allow the hardware to function correctly. TRUE

or

FALSE ______/1

Mark 11. Data refers to raw, 12. A flat file columns.

facts.

______/1 Mark

stores data in tables consisting of rows and ______/1 Mark

13. A database table.

uniquely identifies each record in a ______/1 Mark

14. When working with a database, when you need to filter a set of data, you use a . ______/1 Mark 15. A flow chart is used to graphically represent, in a logical order, the steps required to create a solution. TRUE

or

FALSE ______/1 Mark

16. A rule allows data to be entered into a field only if it obeys the given rule. ______/1 Mark 17. 18.

testing occurs during the development phase. ______/1 Mark testing involves testing the overall solution after it has been completed to see if it solves the problem. ______/1 Mark

19. A macro is a set of commands that are run automatically. TRUE

or

FALSE ______/1 Mark

20. A database is a set of information about one entity; for example, a person, event or object. ______/1 Mark LONG ANSWER QUESTIONS 21. There are five components of an information system that are essential to the operation of an organisation. These components are: • • • • • ______/5 Marks

22. For data to turn into meaningful information, a process of nine information processing steps takes place. These steps are: 1. 2. 3. 4. 5. 6. 7. 8. 9. ______/9 Marks 23. In the diagram below, fill in the blanks in regards to management levels and decision making types.

Levels of Management

Types of Decisions Strategic Decisions

Operational management

______/6 Marks