MCQ : SECURITY AND FUTURE OF IOT ECOSYSTEM For NIELIT O Level Exam

SECURITY AND FUTURE OF IOT ECOSYSTEM For NIELIT O Level Exam

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Question No# : 01 out of 50 Report Bug Bookmark

SAAS stands for
SAAS का पूर्ण रूप है।

A. Service as a softwareसर्विस एज ए सॉफ्टवेयर

B. Software as a serviceसॉफ्टवेयर एज ए सर्विस

C. Service as a serviceसर्विस एज ए सर्विस

D. Noneकोई नहीं

Question No# : 02 out of 50 Report Bug Bookmark

Which IoT communication model involves devices communicating directly with each other without the need for a centralized server?

A. Peer-to-Peer (P2P)

B. Client-Server

C. Publish-Subscribe

D. Point-to-Multipoint

Question No# : 03 out of 50 Report Bug Bookmark

Which file format supports transparent backgrounds in Photoshop 7?

A. JPEG

B. GIF

C. PNG

D. TIFF

Question No# : 04 out of 50 Report Bug Bookmark

In Photoshop 7, what does the term "Layers" refer to?

A. Filters applied to images

B. Different levels of image resolution

C. Separate, stacked images that can be edited independently

D. The adjustment of image brightness and contrast

Question No# : 05 out of 50 Report Bug Bookmark

What does the term "Latency" refer to in the context of IoT communication?

A. The time it takes for data to travel from one point to another

B. The capacity of a network to handle large amounts of data

C. The security level of IoT devices

D. The number of connected devices in an IoT network

Question No# : 06 out of 50 Report Bug Bookmark

Remote enables entities that utilize IOT devices to connect and control them using a dashboard. This includes___
रिमोट उन संस्थाओं को सक्षम बनाता है जो एक डैशबोर्ड का उपयोग करके उन्हें कनेक्ट और नियंत्रित करने के लिए IOT उपकरणों का उपयोग करते हैं। इसमें शामिल है....

A. Smartphonesस्मार्ट फोन

B. Tablet and PCs टेबलेट और पीसी

C. Smart Watchesस्मार्ट वॉच

D. All of the aboveउपर्युक्त सभी

Question No# : 07 out of 50 Report Bug Bookmark

In the context of IoT, what does the term "Digital Footprint" refer to?

A. The size of digital files

B. The traces and records of a users online activities

C. A digital representation of a physical object

D. The speed at which digital data is transmitted

Question No# : 08 out of 50 Report Bug Bookmark

What is the primary role of a humidity sensor in an IoT application?

A. Measure temperature

B. Monitor air quality

C. Detect motion

D. Measure moisture content in the air

Question No# : 09 out of 50 Report Bug Bookmark

Which IoT application involves connecting vehicles to the internet to enhance safety and provide services?

A. Smart Agriculture

B. Industrial IoT (IIoT)

C. Vehicular IoT (VIoT)

D. IoT in Healthcare

Question No# : 10 out of 50 Report Bug Bookmark

____ is a modular and cloud based plateform
एक मॉडुलर और क्लाउड आधारित प्लेटफार्म है

A. Eelipse Kapuaइक्लीप्स कपुआ

B. Red Hatरेड हेट

C. Intercloudइन्टरक्लाउड

D. Eclipse Kura इक्लीप्स कुरा

Question No# : 11 out of 50 Report Bug Bookmark

The device connected to the internet of things have to communicate automatically, not via humans. What is this called
इंटरनेट ऑफ थिंग्स से जुड़े डिवाइस को स्वचालित रूप से संवाद करना पड़ता है, मनुष्यों के माध्यम से नहीं। इसे क्या कहा जाता है

A. Bot-to-Bot(B2B)Bot-to-Bot(B2B)

B. Machine-to-Machine (M2M)Machine-to-Machine (M2M)

C. InterCloudInterCloud

D. SkynetSkynet

Question No# : 12 out of 50 Report Bug Bookmark

What is the purpose of the "Histogram" in Adobe Photoshop 7?

A. Adjusting the image's saturation

B. Viewing a graphical representation of the tonal distribution in an image

C. Applying artistic filters to an image

D. Creating custom shapes

Question No# : 13 out of 50 Report Bug Bookmark

In the context of IoT, what does the term "Digital Lock" refer to?

A. A lock operated by a digital key

B. Securing digital files in the cloud

C. A type of encryption algorithm

D. An authentication mechanism for IoT devices

Question No# : 14 out of 50 Report Bug Bookmark

Which of the following is threat to IoT Device ?
निम्नलिखित में से कौन IoT डिवाइस के लिए खतरा है?

A. Virusवायरस

B. Natural Disasterप्राकृतिक आपदा

C. Spoofingस्पूफिंग

D. All of the aboveऊपर के सभी

Question No# : 15 out of 50 Report Bug Bookmark

Reports are usually utilized to present the outcome of:
रिपोर्ट का उपयोग आमतौर पर________के परिणाम प्रस्तुत करने के लिए किया जाता है?

A. Experimentपरीक्षण

B. Inquiry समीण

C. Investigationअन्वेषण

D. All of these ये सभी

Question No# : 16 out of 50 Report Bug Bookmark

What is Edge Computing in IoT?

A. Processing data on the cloud server

B. Processing data on the IoT device itself

C. Transmitting data to outer space

D. Encrypting data during transmission

Question No# : 17 out of 50 Report Bug Bookmark

How can you undo the last action in Photoshop 7?

A. Ctrl + Z (Windows) or Command + Z (Mac)

B. Ctrl + X (Windows) or Command + X (Mac)

C. Ctrl + C (Windows) or Command + C (Mac)

D. Ctrl + V (Windows) or Command + V (Mac)

Question No# : 18 out of 50 Report Bug Bookmark

Which tool is used for adjusting the overall color balance in an image?

A. Brush Tool

B. Color Picker

C. Eyedropper Tool

D. Color Balance Tool

Question No# : 19 out of 50 Report Bug Bookmark

Which of the following is a key component of the IoT ecosystem?

A. Router

B. Sensor

C. Printer

D. Keyboard

Question No# : 20 out of 50 Report Bug Bookmark

___________ is the assurance that the information is trustworthy and accurate
___________ यह आश्वासन है कि जानकारी विश्वसनीय और सटीक है

A. ConfidentialityConfidentiality

B. IntegrityIntegrity

C. AvailabilityAvailability

D. None of theseNone of these

Question No# : 21 out of 50 Report Bug Bookmark

Which layer of the OSI model is primarily associated with IoT devices?

A. Application Layer

B. Physical Layer

C. Network Layer

D. Transport Layer

Question No# : 22 out of 50 Report Bug Bookmark

Which one of these is not threat modelling methodology ?
इनमें से कौन-सा थ्रेट मॉडलिंग मेथोडोलॉजी नहीं है?

A. NANONANO

B. STRIDESTRIDE

C. OCTAVEOCTAVE

D. PASTAPASTA

Question No# : 23 out of 50 Report Bug Bookmark

Which of the following IoT protocols is commonly used for device management and configuration?

A. MQTT

B. CoAP

C. HTTP

D. TCP

Question No# : 24 out of 50 Report Bug Bookmark

Which IoT connectivity option is characterized by low-power, long-range communication suitable for outdoor applications?

A. Zigbee

B. Bluetooth

C. LoRaWAN

D. Wi-Fi

Question No# : 25 out of 50 Report Bug Bookmark

In IoT, what does the term "Digital Identity" refer to?

A. A virtual representation of a physical object

B. Unique identification of an IoT device

C. The process of converting analog signals to digital

D. The speed at which digital data is transmitted

Question No# : 26 out of 50 Report Bug Bookmark

Which one is not an element of IoT
कौन सा IoT का एलिमेंट नहीं है?

A. SecuritySecurity

B. ProcessProcess

C. PeoplePeople

D. ThingsThings

Question No# : 27 out of 50 Report Bug Bookmark

What is the purpose of a Real-time Operating System (RTOS) in IoT devices?

A. Manage real-time communication between devices

B. Control power consumption

C. Provide internet connectivity

D. Monitor device temperature

Question No# : 28 out of 50 Report Bug Bookmark

How can you rotate an image in Adobe Photoshop 7?

A. By using the "Rotate" option in the "View" menu

B. By selecting the "Rotate" tool from the toolbar

C. By pressing Ctrl + R (Windows) or Command + R (Mac)

D. By adjusting the canvas size

Question No# : 29 out of 50 Report Bug Bookmark

Which programming language is commonly used for programming IoT devices?

A. Java

B. Python

C. C++

D. All of the above

Question No# : 30 out of 50 Report Bug Bookmark

Botnet is often used to launch____ attack
बॉटनेट का प्रयोग अक्सर _____ हमले को शुरू करने के लिए किया जाता है

A. DoSDoS

B. DDoSDDoS

C. Brute forceBrute force

D. PassivePassive

Question No# : 31 out of 50 Report Bug Bookmark

What is the function of the "Smudge Tool" in Photoshop 7?

A. Blurring the edges of an image

B. Smoothing or blending colors in an image

C. Adding text to images

D. Applying artistic filters

Question No# : 32 out of 50 Report Bug Bookmark

What is the role of actuators in an IoT system?

A. Measure physical quantities

B. Transmit data to the cloud

C. Receive and process data

D. Perform actions based on received data

Question No# : 33 out of 50 Report Bug Bookmark

Which rule is used to decide the direction of rotation of DC motor
डीसी मोटर का रोटेशन की दिशा तय करने के लिए किस नियम का प्रयोग किया जाता है

A. Coulomb's Lawकूलॉम का सिद्धान्त

B. Lenz's Lawलेंज़ का सिद्धान्त

C. Fleming's Right-hand Ruleफ्लेमिंग दाहिना हाथ नियम

D. Fleming's Left-hand Ruleफ्लेमिंग बया हाथ नियम

Question No# : 34 out of 50 Report Bug Bookmark

Which of the following IoT applications involves the use of sensors and devices for monitoring and managing energy consumption in households?

A. Smart Cities

B. Smart Agriculture

C. Smart Energy Management

D. Smart Transportation

Question No# : 35 out of 50 Report Bug Bookmark

What is the role of a UV (Ultraviolet) sensor in an IoT device?

A. Measure air pressure

B. Detect changes in temperature

C. Monitor UV radiation levels

D. Measure humidity

Question No# : 36 out of 50 Report Bug Bookmark

______ is the act of secretly listening to the private conversation or communications of others without their consent in order to gather information.
______ निजी बातचीत या संचार को गुप्त रूप से सुनने का कार्य है जानकारी इकट्ठा करने के लिए दूसरों की सहमति के बिना।

A. PhishingPhishing

B. SurfingSurfing

C. Trojan horseTrojan horse

D. EavesdroppingEavesdropping

Question No# : 37 out of 50 Report Bug Bookmark

How can you apply a filter to an image in Photoshop 7?

A. From the "Filter" menu

B. Using the "Brush Tool"

C. In the "View" menu

D. By adjusting the canvas size

Question No# : 38 out of 50 Report Bug Bookmark

How can you rotate an image in Adobe Photoshop 7?

A. By using the "Rotate" option in the "View" menu

B. By selecting the "Rotate" tool from the toolbar

C. By pressing Ctrl + R (Windows) or Command + R (Mac)

D. By adjusting the canvas size

Question No# : 39 out of 50 Report Bug Bookmark

What is the purpose of the "Color Picker" in Photoshop 7?

A. Adding color to an image

B. Selecting a foreground or background color

C. Adjusting image brightness and contrast

D. Applying filters to an image

Question No# : 40 out of 50 Report Bug Bookmark

Which of following is/are suggested time management technique(s)?
निम्नलिखित में से कौन-सा/से सुझाई गई समय प्रबंधन तकनीक है/हैं?

A. Make good use of technologyतकनीक का सदुपयोग करें

B. Clean up and get organizedसाफ करो और संगठित हो जाओ

C. Concentrate on one key task at a timeएक समय में एक महत्वपूर्ण कार्य पर ध्यान दें

D. All of the aboveऊपर के सभी

Question No# : 41 out of 50 Report Bug Bookmark

Which of the following IoT applications involves the use of sensors and devices for monitoring and managing water resources?

A. Smart Cities

B. Smart Agriculture

C. Smart Healthcare

D. Smart Water Management

Question No# : 42 out of 50 Report Bug Bookmark

What is the purpose of an accelerometer sensor in an IoT device?

A. Measure air pressure

B. Detect changes in velocity and direction

C. Monitor heart rate

D. Measure distance

Question No# : 43 out of 50 Report Bug Bookmark

Which IoT protocol is commonly used for device discovery and interaction in constrained environments, such as low-power, low-bandwidth networks?

A. HTTP

B. CoAP

C. MQTT

D. UDP (User Datagram Protocol)

Question No# : 44 out of 50 Report Bug Bookmark

How can you apply a filter to an image in Photoshop 7?

A. From the "Filter" menu

B. Using the "Brush Tool"

C. In the "View" menu

D. By adjusting the canvas size

Question No# : 45 out of 50 Report Bug Bookmark

What is the purpose of the "Pen Tool" in Adobe Photoshop 7?

A. Drawing freehand shapes

B. Making precise selections based on color

C. Creating paths and shapes

D. Adjusting image brightness

Question No# : 46 out of 50 Report Bug Bookmark

What is the purpose of the "Histogram" in Adobe Photoshop 7?

A. Adjusting the image's saturation

B. Viewing a graphical representation of the tonal distribution in an image

C. Applying artistic filters to an image

D. Creating custom shapes

Question No# : 47 out of 50 Report Bug Bookmark

Which IoT network topology connects all devices in a linear sequence, and the last device is connected to the first?

A. Bus Topology

B. Star Topology

C. Ring Topology

D. Mesh Topology

Question No# : 48 out of 50 Report Bug Bookmark

What does the "Crop" tool do in Adobe Photoshop 7?

A. Adjusts the image's brightness and contrast

B. Removes unwanted portions of an image

C. Adds a border around the image

D. Applies artistic filters

Question No# : 49 out of 50 Report Bug Bookmark

In Photoshop 7, what does the term "Layers" refer to?

A. Filters applied to images

B. Different levels of image resolution

C. Separate, stacked images that can be edited independently

D. The adjustment of image brightness and contrast

Question No# : 50 out of 50 Report Bug Bookmark

What is the main purpose of IoT protocols like CoAP and MQTT?

A. Control device power consumption

B. Facilitate secure communication between devices

C. Transmit data at high speeds

D. Stream videos from IoT devices

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