KIIT Deemed to be University Ind 4.0 Quiz (Activity-5) Topic: Industry 4.0 Core Technologies âąī¸ 20:00 đ 10 Questions 1 Registration & Summary âšī¸ Quiz Summary Main Topic Topic: Industry 4.0 Core Technologies Questions 10 Items Time Limit 20 Minutes Negative Marking â None Student Name * Roll Number * Ready to begin? The timer starts immediately. đ Continue & Start Test 2 Quiz Questions Q1. What is a major disadvantage of using a Pie Chart with a large number of categories (e.g., 15 different defect types)? It becomes difficult for the human eye to accurately compare the sizes of small, similarly sized slices. It takes up too much processing power to render. It requires complex 3D rendering software to view. It is mathematically impossible to have more than 5 slices. Q2. Why is data preprocessing (or data cleaning) a critical step before applying analytics methods in Industry 4.0? Analytics algorithms require clean, formatted, and error-free data to produce accurate and reliable insights. It compresses the data so it fits on a single flash drive. It encrypts the data to prevent external cyber attacks. It automatically generates a 3D visual dashboard. Q3. What does the term "Rapid Prototyping" refer to in product development using additive technologies? Skipping the engineering design phase entirely to save time. Quickly painting and packaging a finished mass-produced product. The fast fabrication of a physical, tangible part from a CAD model to test form, fit, and function before committing to expensive mass production. Speeding up the shipping and logistics process. Q4. What is the essential starting point for any Additive Manufacturing process? A physical clay mold sculpted by a human. A solid block of steel. A Digital CAD (Computer-Aided Design) 3D model. A 2D photograph of the desired object. Q5. In the context of a Cyber-Physical System, what is the primary function of an actuator? To process big data using machine learning. To store historical data in a remote database. To sense environmental data like temperature or pressure. To translate digital commands and control signals into physical movement or action. Q6. What is the primary advantage of real-time streaming analytics over traditional batch processing? It allows for immediate detection and response to anomalies as data is continuously generated. It requires significantly less computing power and memory. It relies entirely on human manual input for data entry. It is easier to store in long-term cold storage. Q7. How is Augmented Reality (AR) typically deployed to assist maintenance technicians on the factory floor? By playing audio-only instructions through standard headphones. By projecting step-by-step repair instructions, 3D animations, and hidden sensor data directly onto the physical machine they are looking at. By replacing the human technician entirely with an autonomous drone. By plunging them into a completely virtual, silent training room. Q8. How does Prescriptive analytics go beyond simply predicting future outcomes? By deleting old, unnecessary historical data. By categorizing unstructured data into simple tables. By recommending specific actions to achieve a desired outcome or mitigate a future risk. By only displaying historical charts. Q9. How does Fog Computing help manage network bandwidth in a Smart Factory? By forcing all data to be sent through standard dial-up connections. By physically compressing materials to reduce data loads. By shutting down the factory network periodically to clear data caches. By filtering and analyzing raw data locally, sending only essential summaries, anomalies, or alerts up to the cloud. Q10. Which AI technique involves an algorithm learning to perform a task through trial and error to maximize a reward, often used to train autonomous robotics? Reinforcement Learning Unsupervised Learning Supervised Learning Linear Regression đ¯ Complete My Submission
