D429 Introduction to AI for Computer Scientists - Set 3 - Part 2

Correct Answer: Alternative path precomputation

Option b is correct because precomputing alternatives enables rapid rerouting when disasters strike, maintaining delivery service despite infrastructure disruptions.
Option a is incorrect because enforcing fixed routes during disasters risks driver safety and guarantees delivery failure when paths become impassable.
Option c is incorrect because suspending service during emergencies fails customers when they most need supply deliveries and essential goods.
Option d is incorrect because random rerouting wastes resources and time without systematically finding viable paths around disaster-affected areas.

Correct Answer: Multi-style adaptation system

Option b is correct because adapting between visual, auditory, and kinesthetic styles matches individual preferences, maximizing learning effectiveness for each student.
Option a is incorrect because uniform teaching styles fail many students whose learning preferences don't match the single chosen approach used.
Option c is incorrect because mimicking only teacher styles may not match student preferences, reducing learning effectiveness and engagement significantly.
Option d is incorrect because random switching confuses students and prevents consistent learning, disrupting rather than enhancing educational outcomes achieved.

Correct Answer: Output metric tracking

Option b is correct because tracking deliverables and outcomes measures actual productivity without invading personal privacy through communication monitoring.
Option a is incorrect because analyzing email content violates employee privacy and may access personal information unrelated to work performance.
Option c is incorrect because monitoring personal devices severely violates privacy and likely breaches employment laws and worker rights protections.
Option d is incorrect because intercepting communications destroys trust, violates privacy laws, and creates hostile work environments affecting morale negatively.

Correct Answer: Utilitarian impact maximization

Option b is correct because utilitarian approaches maximize lives saved and suffering reduced across all affected communities through optimal resource allocation.
Option a is incorrect because random selection ignores severity differences, potentially wasting resources on minor needs while critical situations worsen fatally.
Option c is incorrect because first-request priority disadvantages communities with limited communication infrastructure who cannot request help quickly despite severe need.
Option d is incorrect because wealth-based distribution violates ethical principles of equal human worth and discriminates against vulnerable populations needing help.

Correct Answer: Meta-analysis weighting methods

Option b is correct because meta-analysis weights studies by quality and sample size, revealing reliable patterns despite individual study conflicts.
Option a is incorrect because cherry-picking selects convenient results while ignoring contradictory evidence, producing biased and unreliable research conclusions systematically.
Option c is incorrect because focusing on single studies ignores the broader evidence base needed for robust scientific conclusions and understanding.
Option d is incorrect because avoiding conflicting results prevents understanding of complex phenomena where mixed findings reveal important nuances or conditions.

Correct Answer: Behavioral pattern clustering

Option b is correct because clustering reveals suspicious patterns in reviewer behavior that indicate coordinated fake review campaigns despite sophisticated tactics.
Option a is incorrect because review length alone doesn't determine authenticity, as fake reviews can match typical genuine review lengths easily.
Option c is incorrect because filtering positive sentiment removes legitimate satisfied customer feedback along with potentially fake positive reviews indiscriminately.
Option d is incorrect because modern fake reviews use proper grammar, making linguistic analysis alone insufficient for detecting sophisticated deception.

Correct Answer: Conceptual similarity mapping

Option b is correct because conceptual mapping identifies legally relevant cases even when terminology differs across jurisdictions and time periods.
Option a is incorrect because keyword matching misses relevant cases using different legal terminology for the same concepts across jurisdictions historically.
Option c is incorrect because date filtering eliminates potentially relevant historical precedents that remain legally binding and applicable today conceptually.
Option d is incorrect because random selection provides no mechanism for identifying legal relevance, wasting time on inapplicable case law.

Correct Answer: Motion pattern learning

Option b is correct because motion patterns reveal routine behaviors without capturing private conversations or personally identifiable information from residents.
Option a is incorrect because audio recording captures private conversations, violating family privacy even if used only for routine learning.
Option c is incorrect because storing conversation transcriptions creates permanent records of private discussions, severely violating household privacy expectations.
Option d is incorrect because video surveillance in private homes violates privacy and makes residents uncomfortable in their own living spaces.

Correct Answer: Multi-source triangulation

Option b is correct because triangulating across diverse sources with different perspectives helps identify facts while avoiding single-source bias.
Option a is incorrect because preferring partisan sources introduces the political bias that fact-checking should eliminate from journalistic reporting objectively.
Option c is incorrect because relying on single authorities risks incorporating that source's biases and missing important contradictory information available.
Option d is incorrect because ideological filters explicitly introduce bias, undermining the objectivity essential for credible journalistic fact-checking processes.

Correct Answer: Conceptual transfer testing

Option b is correct because testing concept application in new contexts reveals whether students truly understand or merely memorized specific examples.
Option a is incorrect because exact answer matching rewards memorization rather than understanding, failing to assess genuine conceptual comprehension in students.
Option c is incorrect because answer speed might indicate memorization or understanding, making it an unreliable sole indicator of comprehension.
Option d is incorrect because repetition counting measures practice quantity rather than quality of understanding achieved through that practice effort.

Correct Answer: Network flow analysis

Option b is correct because analyzing fund flows through transaction networks reveals laundering patterns invisible in individual transaction examination alone.
Option a is incorrect because reviewing individual transactions misses the network patterns that characterize sophisticated money laundering schemes across accounts.
Option c is incorrect because criminals structure transactions below thresholds, making amount-based detection ineffective against professional laundering operations systematically.
Option d is incorrect because random sampling likely misses the specific transaction chains that constitute money laundering schemes within vast networks.

Correct Answer: Real-time gesture metrics

Option b is correct because real-time metrics provide immediate feedback on gestures and movement without storing recordings that raise privacy concerns.
Option a is incorrect because video recording creates privacy concerns and may make speakers self-conscious, inhibiting natural presentation style development.
Option c is incorrect because storing audio raises privacy concerns and prevents immediate feedback that helps speakers adjust during practice sessions.
Option d is incorrect because recording audience members violates their privacy and doesn't directly help speakers improve their presentation skills.

Correct Answer: Confidence interval reporting

Option b is correct because confidence intervals communicate forecast uncertainty clearly, helping people make informed decisions based on probability ranges.
Option a is incorrect because definitive statements about uncertain weather mislead the public and damage trust when predictions prove incorrect inevitably.
Option c is incorrect because hiding uncertainty prevents people from understanding forecast limitations and making appropriate preparations for various scenarios.
Option d is incorrect because admitting random guessing destroys public confidence even when probabilistic forecasts provide valuable planning information despite uncertainty.

Correct Answer: Diversity injection algorithms

Option b is correct because diversity injection introduces novel items while maintaining relevance, preventing filter bubbles while preserving personalization benefits.
Option a is incorrect because exact matching creates filter bubbles by only showing items similar to past preferences, limiting discovery opportunities.
Option c is incorrect because using only purchase history reinforces existing preferences without introducing customers to new product categories potentially interesting.
Option d is incorrect because focusing on popular items reduces personalization and may not match individual customer preferences or needs effectively.

Correct Answer: Voluntary check-in systems

Option b is correct because voluntary systems respect employee autonomy while providing opportunities to identify and address wellbeing concerns proactively.
Option a is incorrect because constant surveillance creates stress rather than alleviating it, violating privacy and damaging workplace trust significantly.
Option c is incorrect because enforced biometric monitoring violates bodily autonomy and creates anxiety about constant physiological surveillance at work.
Option d is incorrect because scanning private messages severely violates privacy and destroys the trust necessary for positive workplace environments.

Correct Answer: Source credibility weighting

Option b is correct because weighting sources by credibility helps identify genuine news while filtering out misinformation regardless of viral spread.
Option a is incorrect because viral content often includes misinformation, and prioritizing virality amplifies false stories over accurate but less sensational news.
Option c is incorrect because rushing to report without verification spreads misinformation, damaging journalistic credibility and public trust in media.
Option d is incorrect because engagement metrics reward sensational content including misinformation rather than accurate, important news stories requiring attention.

Correct Answer: Encrypted prediction sharing

Option b is correct because encryption allows authorized conservationists to access predictions while preventing poachers from obtaining sensitive location data.
Option a is incorrect because public broadcasting directly enables poachers to locate and harm protected animals, defeating conservation efforts entirely.
Option c is incorrect because sharing no information prevents rangers from preventing poaching, reducing conservation effectiveness when coordination is critical.
Option d is incorrect because unrestricted access allows poachers to obtain animal locations, directly endangering the wildlife being protected systematically.

Correct Answer: Guided problem-solving approach

Option b is correct because guiding students through problem-solving processes teaches concepts while requiring them to do actual work themselves.
Option a is incorrect because providing complete answers enables cheating and prevents students from learning through their own problem-solving efforts.
Option c is incorrect because refusing all help leaves struggling students without support, hindering learning and academic progress when assistance needed.
Option d is incorrect because allowing solution copying explicitly enables cheating, violating academic integrity and preventing genuine learning from occurring.

Correct Answer: Tiered urgency classification

Option b is correct because tiered classification prioritizes genuine emergencies while reducing false alarms that cause unnecessary stress and response fatigue.
Option a is incorrect because constant alarms create alert fatigue, causing caregivers to ignore warnings including genuine emergencies requiring immediate response.
Option c is incorrect because having no alerts leaves elderly patients vulnerable during medical emergencies when immediate help could save lives.
Option d is incorrect because random checks miss critical timing of actual emergencies, failing to provide help when most urgently needed.

Correct Answer: Equity-weighted optimization

Option b is correct because equity weighting ensures all neighborhoods receive fair transportation access regardless of economic status or political influence.
Option a is incorrect because prioritizing wealthy areas perpetuates transportation inequality, disadvantaging communities that most depend on public transit systems.
Option c is incorrect because pure cost minimization often sacrifices service to lower-income areas where residents have fewer transportation alternatives available.
Option d is incorrect because random selection ignores both efficiency and equity, failing to serve any community's transportation needs effectively overall.