tailieunhanh - Lecture Using information technology (11/e): Chapter 9 - Brian K. Williams, Stacey C. Sawyer

Chapter 9 - The challenges of the digital age: Society & information technology today. The topics discussed in this chapter are: security issues: threats to computers & communications systems; security safeguards: protecting computers & communications; privacy & surveillance: data collection & spies; truth issues: manipulating digital data; quality-of-life issues: the environment, mental health, child protection, & the workplace; economic & political issues: employment & the haves/have nots. | Chapter The Challenges of the Digital Age: Society & Information Technology Today 9 1 Chapter Topics 2 UNIT 9A: Security, Privacy, & Surveillance Concerns Security Issues: Threats to Computers & Communications Systems Security Safeguards: Protecting Computers & Communications Privacy & Surveillance: Data Collection & Spies UNIT 9B: Other Social, Economic, & Political Issues Truth Issues: Manipulating Digital Data Quality-of-Life Issues: The Environment, Mental Health, Child Protection, & the Workplace Economic & Political Issues: Employment & the Haves/Have Nots UNIT 9A: Security, Privacy & Surveillance Concerns Technology is now used to develop predictive search apps —applications that know what you want before you do. Some people, however, see the new technology as just the latest intrusion into our private lives, mining digital personal information about us whose uses we cannot always foresee. 3 Security Issues Threats to Computers & Communication . | Chapter The Challenges of the Digital Age: Society & Information Technology Today 9 1 Chapter Topics 2 UNIT 9A: Security, Privacy, & Surveillance Concerns Security Issues: Threats to Computers & Communications Systems Security Safeguards: Protecting Computers & Communications Privacy & Surveillance: Data Collection & Spies UNIT 9B: Other Social, Economic, & Political Issues Truth Issues: Manipulating Digital Data Quality-of-Life Issues: The Environment, Mental Health, Child Protection, & the Workplace Economic & Political Issues: Employment & the Haves/Have Nots UNIT 9A: Security, Privacy & Surveillance Concerns Technology is now used to develop predictive search apps —applications that know what you want before you do. Some people, however, see the new technology as just the latest intrusion into our private lives, mining digital personal information about us whose uses we cannot always foresee. 3 Security Issues Threats to Computers & Communication Systems Errors, Accidents, & Natural Hazards Human errors Humans often are not good at assessing their own information Human emotions affect performance; people get frustrated Human perceptions are slower than the equipment Information overload may also be a problem 5 Procedural errors When people fail to follow established procedures, errors can occur Software errors Software bug: an error in a program that causes it not to work properly “Dirty data” problems Incomplete, outdated, or otherwise inaccurate data 6 GARBAGE IN, GARBAGE OUT Electromechanical problems Mechanical systems can wear out or become damaged They can also be badly designed or constructed Power failures and surges can damage equipment Natural hazards can lead to disasters 7 Computer Crimes Two types of computer crime: Illegal act perpetrated against computers or telecommunications (computer is the target) Use of computers or telecommunications to accomplish an illegal act (computer is the tool) 8 Computer Crimes .

• Hệ điều hành
• Information technology
• Lecture Using information technology
• Computer technology
• Mobile world
• Communications systems
• Protecting computers
• Introduction to Computers
• Computer systems
• Computer science
• Managing cookies
• Evading spam
• Protecting your system
• Leasehold Interest
• Easements
• Cognitive Deficits
• Rodent Animal Models
• Neuropsychiatric Disorders
• diagnostic criteria