2081

BIT358 · TU past paper

Society and Ethics in IT 2081 question paper

The complete TU 2081 exam paper for Society and Ethics in IT (BIT358), all 13 questions with solved model answers written to the mark scheme.

Past Papers2081.12081

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  1. 110 marksSoftware protection methodsAnswer

    How do you protect computer software under intellectual property? Explain.[10]

    Protection of Computer Software Under Intellectual Property

    Introduction

    Computer software can be protected through various intellectual property (IP) mechanisms.

    Main Methods of Software Protection

    • Automatic Protection: Copyright is automatically granted to original software code upon creation; no registration is required.
    • Scope: Protects the expression of ideas (source code, object code, documentation) but not the underlying algorithms or logic.
    • Duration: Typically lasts for the life of the author plus 50-70 years (varies by jurisdiction).
    • Enforcement: Prevents unauthorized copying, distribution, and modification of the software.
    • Advantage: Easiest and most cost-effective method; covers literary and artistic works including programs.

    2. Patent Protection

    • Novelty Requirement: Software must be novel, non-obvious, and useful to qualify.
    • Scope: Protects the underlying algorithm, method, or process, not just the code implementation.
    • Duration: Typically 20 years from filing date.
    • Advantage: Provides broader protection against different implementations of the same idea.
    • Disadvantage: Expensive, time-consuming, and difficult to obtain; requires detailed disclosure.

    3. Trade Secret Protection

    • Confidentiality: Software source code can be kept confidential as a trade secret.
    • Requirements: Must take reasonable steps to maintain secrecy (non-disclosure agreements, restricted access).
    • Duration: Lasts indefinitely as long as secrecy is maintained.
    • Advantage: No registration needed; protects competitive advantage.
    • Disadvantage: Lost if the secret is independently discovered or reverse-engineered.

    4. Trademark Protection

    • Brand Protection: Software names, logos, and distinctive marks can be trademarked.
    • Purpose: Protects brand identity and prevents consumer confusion.
    • Duration: Can be renewed indefinitely as long as actively used.

    5. Licensing Agreements

    • Contractual Control: End-user license agreements (EULAs) define permitted uses and restrictions.
    • Terms: Can specify limitations on copying, modification, distribution, and reverse engineering.
    • Enforcement: Legally binding contracts that complement other IP protections.

    Practical Combination Approach

    Most software is protected using a combination of methods:

    • Copyright for immediate, automatic protection of code
    • Patents for innovative algorithms (if applicable)
    • Trade Secrets for proprietary source code
    • Licensing to control distribution and use
    • Trademarks for brand identity

    Conclusion

    Effective software protection requires understanding the strengths and limitations of each IP mechanism and selecting the appropriate combination based on the software's nature, competitive value, and business strategy.

  2. 210 marksComputer crime prevention strategiesAnswer

    Explain computer crime with example. Explain different computer crime prevention strategies in detail.[10]

    Computer crime refers to criminal activities carried out using computers or the internet, or crimes that target computer systems and networks. It encompasses unauthorized access, data theft, fraud, malware distribution, and other illegal...

  3. 310 marksDefinition of digital divideAnswer

    Explain digital divide with example. What are different factors that enable digital divide?[10]

    The digital divide refers to the gap or disparity between individuals, groups, communities, or nations that have access to information and communication technologies (ICTs) and those who do not. It represents the inequality in access to,...

  4. 45 marksPillars of professionalismAnswer

    Explain pillars of professionalism in brief. [5]

    Since reference notes are not provided, this answer draws from standard professional ethics curriculum for computer science: - Possess and maintain adequate knowledge and skills in your field - Engage in continuous learning and professio...

  5. 55 marksTypes of privacyAnswer

    List different types of privacy. What is the value of privacy in information age? [5]

    Model Answer: Types of Privacy and Its Value in the Information Age

    Types of Privacy

    Privacy can be classified into several distinct categories:

    1. Physical Privacy

    • Protection of one's body and personal space from unauthorized access or intrusion
    • Includes freedom from surveillance, searches, and unwanted physical contact
    • Example: Privacy in changing rooms, bathrooms, medical examinations

    2. Informational Privacy

    • Right to control collection, use, and dissemination of personal data and information
    • Concerns how personal information is gathered, stored, and shared
    • Example: Medical records, financial data, browsing history

    3. Decisional Privacy

    • Freedom to make personal choices without government or organizational interference
    • Includes autonomy in decisions about lifestyle, relationships, and personal matters
    • Example: Reproductive choices, religious beliefs, personal associations

    4. Psychological Privacy

    • Protection of thoughts, feelings, and mental processes from intrusion
    • Freedom from manipulation or coercion of one's beliefs and opinions
    • Example: Freedom from forced confession or psychological manipulation

    5. Communication Privacy

    • Right to confidential communication without interception or monitoring
    • Applies to mail, telephone, email, and other communication channels
    • Example: Encrypted messages, privileged attorney-client communications

    Value of Privacy in the Information Age

    1. Protection of Individual Autonomy

    • Enables individuals to develop their identity and make independent choices
    • Preserves personal freedom and dignity in an increasingly monitored world

    2. Prevention of Discrimination and Misuse

    • Protects sensitive personal data from being used against individuals
    • Prevents profiling, targeted discrimination, and unfair treatment based on personal information

    3. Security and Safety

    • Reduces vulnerability to identity theft, fraud, and cybercrime
    • Protects individuals from harassment and unwanted contact

    4. Trust and Confidence

    • Maintains trust in institutions (healthcare, financial, government)
    • Encourages people to seek services without fear of exposure

    5. Democratic Freedom

    • Essential for freedom of expression, association, and political participation
    • Protects dissent and minority viewpoints from surveillance and suppression

    6. Control Over Personal Data

    • Allows individuals to maintain ownership and control of their information
    • Prevents unauthorized commercial exploitation of personal data

    Conclusion: In the information age, where data collection is ubiquitous and technology enables mass surveillance, privacy remains fundamental to protecting individual rights, maintaining human dignity, and preserving democratic values.

  6. 65 marksInternet impact on software protectionAnswer

    Has the Internet made software protection easier or more difficult? Justify with reasons. [5]

    The Internet has made software protection significantly more difficult, despite offering some protective mechanisms. The challenges outweigh the benefits. - Internet connectivity exposes software to global threats and attackers - Remote ...

  7. 75 marksInternet impact on software protectionAnswer

    Has the Internet made software protection easier or more difficult? Justify with reasons. [5]

    The Internet has made software protection significantly more difficult, despite offering some protective mechanisms. The challenges outweigh the benefits. - Software is now exposed to global threats rather than being confined to local sy...

  8. 85 marksEffects of electronic monitoring on employAnswer

    Discuss effects of electronic monitoring on employees. [5]

    1. Increased Productivity and Accountability - Electronic monitoring creates awareness among employees that their work is being tracked, leading to higher focus and output - Clear performance metrics help identify high performers and are...
  9. 95 marksSoftware safety challenges and difficultieAnswer

    Why is software safety so difficult to attain? Can it be guaranteed? [5]

    Software safety is challenging for several fundamental reasons: - Modern software systems contain millions of lines of code with intricate interdependencies - The number of possible execution paths and states grows exponentially, making ...

  10. 105 marksCyberspace definition and securityAnswer

    What is cyberspace? How can we secure cyberspace? [5]

    Cyberspace is the virtual environment created by interconnected computer networks and digital systems where information is exchanged, processed, and stored. It encompasses: - The Internet and all connected networks - Digital devices (com...

  11. 115 marksDocuments included in forensic reportsAnswer

    Why is investigation report needed? What different documents are included in this report? [5]

    Model Answer: Investigation Report - Need and Contents

    Why Investigation Report is Needed (2.5 marks)

    An investigation report is needed for the following reasons:

    1. Documentation of Findings: It provides a formal, written record of all findings discovered during the investigation process, ensuring nothing is overlooked or forgotten.

    2. Evidence Preservation: It documents and preserves evidence in a structured manner that can be used for legal proceedings, disciplinary action, or corrective measures.

    3. Accountability and Transparency: It establishes a clear audit trail showing what was investigated, how it was investigated, and what conclusions were reached, promoting organizational accountability.

    4. Decision Making: It provides management and stakeholders with factual information necessary to make informed decisions regarding remedial actions or policy changes.

    5. Legal Protection: It serves as a defensible record that protects the organization and investigators in case of disputes or legal challenges.

    Documents Included in Investigation Report (2.5 marks)

    A comprehensive investigation report typically includes the following documents:

    1. Executive Summary: A brief overview of the investigation, key findings, and recommendations.

    2. Statement of Facts: Detailed chronological account of events, incidents, or issues that prompted the investigation.

    3. Witness Statements: Documented testimonies and interviews from relevant witnesses and involved parties.

    4. Evidence Documentation: Physical evidence, documents, records, emails, or other materials collected during investigation with proper chain of custody.

    5. Analysis and Findings: Detailed analysis of collected evidence, conclusions drawn, and how findings relate to the investigation objectives.

    6. Recommendations: Suggested corrective actions, policy changes, or disciplinary measures based on findings.

    7. Appendices: Supporting documents, photographs, technical reports, or reference materials.


    Note: Since specific reference notes were not provided, this answer reflects standard investigation report practices in organizational and forensic contexts.

  12. 125 marksPhysical access control mechanismsAnswer

    Write short notes on: a) Physical access control b) Computer forensics investigation [5]

    Model Answer: Physical Access Control & Computer Forensics Investigation

    a) Physical Access Control (2.5 marks)

    Definition: Physical access control refers to security measures that restrict and monitor entry to physical locations, facilities, and resources to prevent unauthorized access.

    Key Components:

    • Perimeter Security: Fences, gates, walls, and barriers that define and protect the boundary of a facility

    • Access Points: Controlled entry/exit through doors, turnstiles, and checkpoints with authentication mechanisms

    • Authentication Methods:

      • ID cards and badges
      • Biometric systems (fingerprint, iris scanning)
      • PIN codes and passwords
      • Multi-factor authentication
    • Monitoring Systems:

      • CCTV cameras for surveillance
      • Motion sensors and alarms
      • Access logs and audit trails
      • Security guards and personnel
    • Environmental Controls: Lighting, locks, safes for storing sensitive equipment and data

    Importance: Prevents theft, sabotage, and unauthorized access to critical infrastructure and sensitive information.


    b) Computer Forensics Investigation (2.5 marks)

    Definition: Computer forensics is the process of discovering, preserving, analyzing, and presenting digital evidence from computers and storage devices in a manner acceptable in legal proceedings.

    Key Phases:

    1. Preservation: Secure the crime scene; create forensic images/copies of storage media without altering original data

    2. Collection: Gather evidence from hard drives, RAM, USB devices, and other digital sources

    3. Analysis: Examine collected data to identify:

      • Deleted files and recovery
      • Hidden files and partitions
      • Network activity and logs
      • User activities and timelines
    4. Documentation: Maintain chain of custody; record all findings with timestamps and methods used

    5. Presentation: Prepare reports and expert testimony suitable for court proceedings

    Tools Used: Write blockers, forensic imaging software, data recovery tools, log analysis utilities

    Importance: Provides admissible evidence in criminal and civil cases; supports incident response and compliance investigations.

  13. 135 marksDifferences between morality and lawAnswer

    What is penal code? What are major differences between morality and law? [5]

    Model Answer: Penal Code and Morality vs Law

    What is Penal Code?

    A penal code is a comprehensive body of written law that defines criminal offences and prescribes the punishments for those offences. It is the statutory law that codifies all criminal acts recognized by the state and establishes the legal consequences for violating these laws. The penal code serves as the primary legal instrument for maintaining public order and protecting society by clearly defining what constitutes a crime and what penalties apply.


    Major Differences Between Morality and Law

    AspectMoralityLaw
    SourceBased on personal conscience, religious beliefs, cultural values, and ethical principlesCreated by legislative bodies and enforced by the state
    EnforcementSelf-enforced through conscience; enforced by society through social disapprovalEnforced by government agencies (police, courts, prisons)
    ScopeCovers all aspects of human conduct, including private thoughts and intentionsCovers only specific acts deemed harmful to society; focuses on external conduct
    UniversalityVaries across individuals, cultures, and religionsUniform within a jurisdiction; applies equally to all citizens
    ConsequencesGuilt, shame, social ostracism, loss of reputationLegal penalties: fines, imprisonment, community service
    FlexibilityCan change based on personal growth and reflectionChanges only through formal legislative processes
    RelationshipNot all immoral acts are illegalNot all legal acts are moral

    Key Point

    While morality and law often overlap (e.g., murder is both immoral and illegal), they are distinct systems. Law represents the minimum standard of acceptable behavior that society enforces through coercion, whereas morality represents higher ethical ideals that individuals follow voluntarily.