Advance Computer Science

Internet of Things and its Application

50,000+ Questions

Previous Year Papers

Detailed Solutions

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MEDIUM

Assertion (A): IoT-driven automation leads to a shortage of jobs in the market.
Reason (R): Machines are now performing tasks that were previously handled by humans.

Select the correct option:

Both A and R are true, and R is the correct explanation of A.

Both A and R are true, but R is not the correct explanation of A.

A is true, but R is false.

A is false, but R is true.

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is Both A and R are true, and R is the correct explanation of A.
Core Concept: Impact of Automation on Employment.

🧠 Concept Blueprint

Assertion Analysis: The assertion states that IoT causes job shortages. This is a recognized disadvantage of IoT.
Reasoning Analysis: The reason explains why this happens: machines are replacing human labor for specific tasks. This directly causes the job shortage mentioned in the assertion.

💡 Exam Strategy & Trivia

Tip

Exam Trap: Always check if the Reason is a logical cause for the Assertion. Here, the displacement of human labor by machines is the direct mechanism behind the job shortage.

MEDIUM

TCP/IP is a:

Network Hardware

Network Software

Protocol

None of these

Explanation

TCP/IP is a suite of communication protocols used to interconnect network devices on the internet.

MEDIUM

Consider the following statements regarding the scope of IoT applications:

IoT in agriculture helps in predicting the availability and requirement of food, cereals, and fruits.
IoT in hospitals is used to maintain databases of hospital equipment.
Smart City IoT applications are limited to electricity supply management only.

Which of the statements given above are correct?

1 and 2 only

2 and 3 only

1 and 3 only

1, 2, and 3

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is 1 and 2 only.
Core Concept: IoT Application Scope.

🧠 Concept Blueprint

Statement 1 (Correct): Agriculture IoT aids in supply chain and yield planning by predicting the availability/requirement of food, cereals, and fruits.
Statement 2 (Correct): Hospital IoT is critical for maintaining organized databases of hospital equipment and patient records.
Statement 3 (Incorrect): Smart City IoT is not limited to electricity; it also covers water supply, traffic management, crime control, and environment-related issues.

MEDIUM

Match the following applications of Big Data with their intended outcome or purpose:

Application	Intended Outcome
A. Business Processes	1. Access to vast information
B. Surveys	2. Optimization
C. Social Media	3. Identifying shortcomings
D. Cyber Security	4. Reaching targeted customer base

A-2, B-1, C-4, D-3

A-2, B-4, C-1, D-3

A-1, B-2, C-4, D-3

A-2, B-1, C-3, D-4

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is A-2, B-1, C-4, D-3.

🧠 Concept Blueprint

Business Processes: Big Data is used to optimize these processes.
Surveys: These are used to provide access to vast information.
Social Media: Organizations analyze this to reach their targeted customer base.
Cyber Security: Agencies use data to identify shortcomings in computer networks.

MEDIUM

Match the following components of Big Data architecture with their specific keywords or operational focus:

Component	Keyword/Focus
A. Sources Layer	1. Algorithms
B. Data Managing Layer	2. Volume and Velocity
C. Analysis Layer	3. Business Intelligence Reports
D. Consumption Layer	4. HDFS

A-2, B-4, C-1, D-3

A-2, B-1, C-4, D-3

A-4, B-2, C-1, D-3

A-3, B-4, C-1, D-2

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is A-2, B-4, C-1, D-3.

🧠 Concept Blueprint

Layer Mapping:
- Sources Layer (A) focuses on data characteristics like Volume and Velocity (2).
- Data Managing Layer (B) utilizes file systems like HDFS (4) for storage.
- Analysis Layer (C) is responsible for creating Algorithms (1) to process data.
- Consumption Layer (D) produces the final Business Intelligence Reports (3).

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MEDIUM

Which of the following sequences best represents the typical process flow for a customer in a B2C e-commerce transaction?

Browse website -> Place order -> Look at pictures -> Read reviews -> Shipping

Browse website -> Look at pictures -> Read reviews -> Place order -> Shipping

Place order -> Browse website -> Read reviews -> Look at pictures -> Shipping

Read reviews -> Place order -> Browse website -> Look at pictures -> Shipping

Explanation

🌟 Quick Verification
- Direct Answer: Browse website -> Look at pictures -> Read reviews -> Place order -> Shipping.
- Core Concept: The logical user journey in a B2C retail environment.

### 🧠 Concept Blueprint
- Step 1: The user accesses the platform (Browse).
- Step 2: The user evaluates the product visually (Look at pictures).
- Step 3: The user validates the product quality (Read reviews).
- Step 4: The user commits to the purchase (Place order).
- Step 5: The company fulfills the request (Shipping).

MEDIUM

Which is not the search engine:

Altavista.com

Google.com

Yahoo.com

Facebook.com

Explanation

Facebook.com is a social networking site, not a search engine.

MEDIUM

.............is a global system of interconnected governmental, academic, corporate, public, and private computer networks.

Intranet

Internet

Extranet

Darknet

Explanation

The Internet is the global system that connects different types of networks.

EASY

What is the primary purpose of IoT applications in a hospital setting?

Controlling hospital lighting and temperature

Maintaining databases of hospital equipment and patient records

Predicting patient health trends using weather data

Managing traffic around the hospital premises

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is Maintaining databases of hospital equipment and patient records.
Core Concept: Hospital IoT.

🧠 Solution Blueprint

IoT in hospitals is specifically utilized for maintaining databases of hospital equipment and patient records, which include symptoms and reports.
Other options are either incorrect or unrelated to the specific functions mentioned in the provided facts.

MEDIUM

Arduino is a prototype based on an ---- to use?

Hardware

Software

Both (a) and (b)

None of the above

Explanation

Arduino is an open-source electronics platform based on easy-to-use hardware and software.

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MEDIUM

A municipal corporation is planning to integrate IoT to manage urban infrastructure. Which of the following sets of problems can be effectively addressed by Smart City IoT applications?

Water supply, electricity supply, traffic management, and crime control

Soil acidity, nutrient levels, and crop yield prediction

Patient symptoms, hospital equipment databases, and medical reports

Fitness tracking, health monitoring, and entertainment

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is Water supply, electricity supply, traffic management, and crime control.
Core Concept: Smart City IoT Scope.

🧠 Concept Blueprint

Smart City IoT: These applications are specifically engineered to optimize urban living by managing critical public utilities and safety.
Key Areas: The scope includes water supply, electricity supply, traffic management, crime control, and environment-related issues.

💡 Exam Strategy & Trivia

Tip

Common Pitfall: Do not confuse Smart City applications with Agriculture or Hospital IoT. Smart City is about Public Infrastructure, while Agriculture is about Resource/Crop Management.

MEDIUM

An employee working from home connects to the company's internal portal using a secure connection. This scenario demonstrates:

A public network access.

Remote access to an Intranet via the internet.

A restriction to a specific LAN only.

An unauthorized network breach.

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is Remote access to an Intranet via the internet.
Core Concept: Remote Connectivity in Intranets allows authorized users to bridge the gap between their location and the internal network.

🧠 Solution Blueprint

Step-by-Step Solution:
- The scenario describes an employee (authorized user) accessing an internal portal (Intranet) from home (remote location).
- This confirms that some intranets are not strictly limited to a physical LAN but can be accessed via the internet if the user is authorized.

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MEDIUM

Files can be safely transferred using Internet through

FTP

SMTP

TCP/IP

HTTP

Explanation

FTP (File Transfer Protocol) is primarily used to transfer files over the internet.

MEDIUM

Which of the following is NOT a primary function of the Internet Layer in the TCP/IP model?

Routing of data packets

Traffic management

Delivery of data packets based on headers

Segmentation of data

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is Segmentation of data.
Core Concept: Segmentation is a function of the Transport Layer, not the Internet Layer.

🧠 Concept Blueprint

Function Analysis:
- Internet Layer: Manages routing, traffic management, and packet delivery based on headers.
- Transport Layer: Manages segmentation (breaking data into smaller units), connection, and error detection.

📊 Fact Spotlight

Layer	Key Function
Internet	Routing, Traffic Management
Transport	Segmentation, Error Detection

💡 Exam Strategy & Trivia

Tip

Common Pitfall: Students often confuse the responsibilities of the Internet and Transport layers. Remember: Internet = Routing; Transport = Segmentation/Reliability.

Memorable Trivia: The Internet Layer is often called the 'Network Layer' in other models, emphasizing its role in network-wide routing.

MEDIUM

Consider the following statements regarding the applications of Big Data by the Government of India:

It is used to analyze voter sentiment regarding government performance.
It is used to formulate and improve government policies.
It is used to directly manage the security of satellite sources.

Which of the statements given above are correct?

1 and 2 only

2 and 3 only

1 and 3 only

1, 2, and 3

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is 1 and 2 only.
Core Concept: Government Applications of Big Data.

🧠 Concept Blueprint

Statement 1 & 2: The Government of India utilizes various techniques to analyze voter sentiment regarding performance and simultaneously uses Big Data to formulate and improve policies.
Statement 3: While Big Data is used to analyze data from satellite sources for security, it is not used to 'manage' the security of the satellites themselves. This is a subtle distinction often tested in exams.

📊 Fact Spotlight

Government Usage	Objective
Voter Sentiment	Analyze performance and public opinion
Policy Formulation	Improve governance and public services
Security Agencies	Identify shortcomings in networks using satellite/social data

MEDIUM

Which protocol interacts asynchronously over UDP?

HMTP

CoAP

MQTT

TCP/IP

Explanation

CoAP (Constrained Application Protocol) is a specialized web transfer protocol for use with constrained nodes and constrained networks in the IoT, and it is designed to run over UDP.

MEDIUM

Which of the following statements about web pages is incorrect?

Web pages are stored on web servers.

Web pages can contain audio and video.

Web pages are created using HTML.

Web pages are the same as the World Wide Web.

Explanation

Quick Verification
- Direct Answer: Web pages are the same as the World Wide Web.
- Core Concept: Difference between Web Page and WWW.

### Concept Blueprint
- The Core Entity: Web Page vs WWW:
- A web page is an individual page stored on the WWW.
- The World Wide Web is a large group of interconnected information (web pages) accessible on the internet.

MEDIUM

Which of the following statements is NOT correct regarding the history and definition of email?

Email is a method of exchanging messages between people using electronic devices.

Standards for encoding email messages were published in 1971.

Ray Tomlinson utilized the '@' sign to link user names with destination servers.

SMTP is used by mail servers to send and receive mail messages.

Explanation

🌟 Quick Verification

Direct Answer: The correct answer is Standards for encoding email messages were published in 1971.
Core Concept: Fact Verification.

🧠 Concept Blueprint

Correction of Facts:
- The statement claims encoding standards were published in 1971. However, the facts state that standards for encoding email messages were published as early as 1973.
- 1971 was the year Ray Tomlinson developed the first system for sending mail between users on different hosts.

📊 Fact Spotlight

Date	Event
1971	First Networked Email System
1973	Encoding Standards Published

💡 Exam Strategy & Trivia

Tip

Common Pitfall: Dates are frequently used as distractors in RPSC/RSSB exams. Always verify the specific year associated with the specific event (Invention vs. Standardization).

MEDIUM

What protocol does www use:

HTTP

FTP

WBC

MTP

Explanation

The World Wide Web uses HTTP (Hypertext Transfer Protocol) for communication.

MEDIUM

Which of the following is not element of IoT?

Data Cloud

System Security

User interface

People

Explanation

IoT elements typically include sensors, connectivity, data processing, and user interfaces. 'People' is not considered a technical element of the IoT architecture itself.

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