It Exam
GRADE 12 INFORMATION TECHNOLOGY MOCK EXAM
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
__a__ 1. In an automated information processing system a scanner is used for a. | data capture | c. | presentation | b. | processing | d. | Distribution |
__c__ 2. Which of the following are examples of manual information systems:
I Pages of a story book.
II A collection of folders in a filing cabinet
III A payroll database management system
IV A catalogue of cards in a library
V A slide presentation using a projector and transparencies
a. | I, III and IV only | c. | II, IV and V only | b. | II, III and IV only | d. | III, IV and V only |
__c__ 3. Based on your knowledge of analogue and digital signals, which of the following statements is true? a. | A computer is digital and human speech is digital | c. | Human speech is analogue but computer is digital | b. | Human speech is digital but a computer is analogue | d. | A computer is analogue and human speech is analogue |
__a__ 4. Expert systems are used at which level of the organization?
I Strategic level
II Operational Level
III Tactical Level
a. | I ONLY | c. | II AND III ONLY | b. | II ONLY | d. | I, II AND III |
__c__ 5. Jenny is browsing the web looking for information to complete her research project. Which is the MOST appropriate source of information for her? a. | Blogs | c. | Online Journals | b. | Wikis | d. | Chatrooms |
__b__ 6. Which of the following factors BEST represents characteristics to be considered when assessing sources of information? a. | Availability, cost and attractiveness | c. | Format, cost and criticality | b. | Availability, reliability and format | d. | Format, quality and organization |
__d__ 7. Which of the following groups represents a complete list of data items?
I Flowchart
II Audio
III Video
IV Entity box
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
__a__ 1. In an automated information processing system a scanner is used for a. | data capture | c. | presentation | b. | processing | d. | Distribution |
__c__ 2. Which of the following are examples of manual information systems:
I Pages of a story book.
II A collection of folders in a filing cabinet
III A payroll database management system
IV A catalogue of cards in a library
V A slide presentation using a projector and transparencies
a. | I, III and IV only | c. | II, IV and V only | b. | II, III and IV only | d. | III, IV and V only |
__c__ 3. Based on your knowledge of analogue and digital signals, which of the following statements is true? a. | A computer is digital and human speech is digital | c. | Human speech is analogue but computer is digital | b. | Human speech is digital but a computer is analogue | d. | A computer is analogue and human speech is analogue |
__a__ 4. Expert systems are used at which level of the organization?
I Strategic level
II Operational Level
III Tactical Level
a. | I ONLY | c. | II AND III ONLY | b. | II ONLY | d. | I, II AND III |
__c__ 5. Jenny is browsing the web looking for information to complete her research project. Which is the MOST appropriate source of information for her? a. | Blogs | c. | Online Journals | b. | Wikis | d. | Chatrooms |
__b__ 6. Which of the following factors BEST represents characteristics to be considered when assessing sources of information? a. | Availability, cost and attractiveness | c. | Format, cost and criticality | b. | Availability, reliability and format | d. | Format, quality and organization |
__d__ 7. Which of the following groups represents a complete list of data items?
I Flowchart
II Audio
III Video
IV Entity box