筛选结果 共找出19

 Data used by the management that has been obtained from an official government source is an example of: 

A

 External primary data 

B

 External secondary data 

C

 Internal primary data 

D

 Internal secondary data 

 The following statements have been made about data and information. 

(1) In-depth analysis of data on a database in order to identify undiscovered trends or patterns in the data is known as data mining.  

(2) Large public databases are a major source of feedback for many commercial organisations. 

Which of the above statements is/are true? 

A

 1 only 

B

 2 only 

C

 Neither 1 nor 2 

D

 Both 1 and 2 

 Which one of the following is often used to protect an intranet from unauthorised access by an external hacker? 

A

 Anti-virus software 

B

 Data encryption 

C

 Firewall 

D

 Passwords 

 Organisations have many sources they can use for external data. List six of these. 

 Choose the correct words from those highlighted. 

Logical/physical access control is concerned with preventing those who do not have access/already have access to a terminal or computer from gaining access to hardware/data or software. 

 Five measures to control the ability of individuals to compromise the security of an organisation were listed in the chapter. What are they? 

Where would you most likely find information concerning the frequency of machine breakdowns causing lost production? 

A

 The fixed asset register 

B

 The machine maintenance schedule 

C

 Production output reports 

D

 The purchase ledger account for the supplier that provides replacement machine parts 

 The following statements have been made about using external information: 

(1) External information is usually more reliable than internal information. 

(2) External information can be general and vague, and may not really help an organisation with decision making. 

Which of the above statement is/are true? 

A

 (1) only 

B

 (2) only 

C

 Neither (1) nor (2) 

D

 Both (1) and (2) 

 Which of the following sources of information would be considered internal? 

A

 Interviewing potential customers 

B

 Reading business magazines 

C

 Receiving updates from tax authorities 

D

 Looking through sales records for the last year