E Commerce Multiple Choice Questions and Answers

91. Which process is used to reinstall data from a copy when the original data has been lost?

1. backup
2. recovery
3. benchmarking
4. data cleansing

92. What describes a process of continuously measuring results and comparing those results to optimal performance so that actual performance may be improved?

1. Performance
2. Capacity planning
3. Benchmarking
4. Data cleansing

93. Who protects system from external threats?

1. firewall
2. EDI
3. ERP
4. Script kiddies

94. Who breaks into other peoples computer systems and steals and destroys information?

1. Hackers
2. softwares
3. Hacktivists
4. Script kiddies

95. What is software that comes hidden in free downloadable software and tracks your online movements, mines the information stored on your computer, or uses your computers CPU and storage for some task you know nothing about?

1. Web log
2. Clickstream
3. Anonymous Web browsing service
4. None of the above

96. ERP stands for

1. Enterprise resolution planning
2. Enterprise reverse planning
3. Enterprise resource planning
4. None of the above

97. Which is not a component of ERP?

1. Legacy systems
2. Bolt on applications
3. Operational database
4. Cybersoft

98. Which is not a function of ERP?

1. Human resource management
2. financial
3. warehousing
4. None of the above

99. What is a type of virus that spreads itself, not just from file to file, but from computer to computer via e-mail and other Internet traffic?

1. Computer virus
2. Worm
3. Denial-of-service attack
4. None of the above

100. What floods a Web site with so many requests for service that it slows down or crashes?

1. Computer virus
2. Worm
3. Denial-of-service attack
4. None of the above