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

Which IoT application involves connecting everyday objects to the internet to gather and share data?

A. Industrial IoT (IIoT)

B. Consumer IoT (CIoT)

C. IoT in Healthcare

D. IoT in Agriculture

Question No# : 02 out of 50 Report Bug Bookmark

What does the term "Digital Thread" mean in the context of IoT?

A. A sequence of binary data

B. A secure communication channel

C. A virtual representation of a physical products lifecycle

D. A type of encryption algorithm for IoT devices

Question No# : 03 out of 50 Report Bug Bookmark

What is a private key
प्राइवेट की क्या होती है

A. A key on your key chain

B. A key given to the public

C. A key not to be given to the public

D. A key that opens a secret door

Question No# : 04 out of 50 Report Bug Bookmark

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

A. Adds text to images

B. Adjusts image saturation

C. Creates custom shapes

D. Blurs the background of an image

Question No# : 05 out of 50 Report Bug Bookmark

In the context of IoT, what does the term "M2M" stand for?

A. Machine-to-Machine

B. Mobile-to-Mobile

C. Module-to-Module

D. Micro-to-Macro

Question No# : 06 out of 50 Report Bug Bookmark

Which of the following challenge arises when we use many devices on the same network?
जब हम नेटवर्कउसी पर कई उपकरणों का उपयोग करते हैं तो निम्न में से कौन सी चुनौती उत्पन्न होती है?

A. Signaling

B. Security

C. Power Detection

D. Power Consunmption

Question No# : 07 out of 50 Report Bug Bookmark

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

A. Adds text to images

B. Adjusts image saturation

C. Creates custom shapes

D. Blurs the background of an image

Question No# : 08 out of 50 Report Bug Bookmark

Confidentiality in IoT security ensures:
IoT सुरक्षा में गोपनीयता सुनिश्चित करती है:

A. Data is modified only by authorized users

B. Data remains available at all times

C. Data is accessible only to authorized entities

D. Data is stored permanently

Question No# : 09 out of 50 Report Bug Bookmark

Who created Bitcoin

A. Satoshi Nakamoto

B. Samsung

C. John Macfee

D. Chaina

Question No# : 10 out of 50 Report Bug Bookmark

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

A. Adds text to images

B. Adjusts image saturation

C. Creates custom shapes

D. Blurs the background of an image

Question No# : 11 out of 50 Report Bug Bookmark

Which of the following is a key challenge in IoT deployment related to device batteries?

A. Low device cost

B. Long-range communication

C. Limited battery life

D. High data transfer speed

Question No# : 12 out of 50 Report Bug Bookmark

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

A. Eelipse Kapua

B. Red Hat

C. Intercloud

D. Eclipse Kura

Question No# : 13 out of 50 Report Bug Bookmark

How can you create a new layer in Photoshop 7?

A. Press Ctrl + N (Windows) or Command + N (Mac)

B. Click on the "New Layer" button in the Layers panel

C. Select "File > New" from the menu

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

Question No# : 14 out of 50 Report Bug Bookmark

IoT security management includes ________
IoT सिक्युरिटी मैनेजमेंट में ________ शामिल है

A. Protocol abstraction

B. Simple and fast installation

C. Security with hardware

D. Data storage

Question No# : 15 out of 50 Report Bug Bookmark

Bonet is often used to launch _____ attack

A. DoS

B. DDoS

C. Brute Force

D. Passive

Question No# : 16 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. DoS

B. DDoS

C. Brute force

D. Passive

Question No# : 17 out of 50 Report Bug Bookmark

What does the "Brush Tool" do in Adobe Photoshop 7?

A. Adjusts image brightness and contrast

B. Paints colors onto an image

C. Adds text to images

D. Selects areas based on color

Question No# : 18 out of 50 Report Bug Bookmark

Which of the following is a challenge associated with the deployment of large-scale IoT networks?

A. Limited device diversity

B. Low energy consumption

C. Scalability issues

D. Standardized protocols

Question No# : 19 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# : 20 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# : 21 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# : 22 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# : 23 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# : 24 out of 50 Report Bug Bookmark

What is the primary purpose of a Digital Signal Processor (DSP) in IoT devices?

A. Process analog signals

B. Provide internet connectivity

C. Perform digital signal processing tasks

D. Control power consumption

Question No# : 25 out of 50 Report Bug Bookmark

Which IoT protocol is commonly used for real-time communication and control in home automation applications?

A. MQTT

B. CoAP

C. Z-Wave

D. HTTP

Question No# : 26 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# : 27 out of 50 Report Bug Bookmark

An loT network is a collection of devices
IoT नेटवर्क उपकरणों का एक संग्रह है

A. Signal

B. Machine to machine

C. Interconnected

D. Network

Question No# : 28 out of 50 Report Bug Bookmark

Which menu option is used for adjusting the color balance in Adobe Photoshop 7?

A. Filter

B. View

C. Image

D. Layer

Question No# : 29 out of 50 Report Bug Bookmark

In Photoshop 7, what is the purpose of the "Dodge Tool"?

A. Darkens areas of an image

B. Lightens areas of an image

C. Blurs the edges of an image

D. Converts color images to grayscale

Question No# : 30 out of 50 Report Bug Bookmark

Which wireless communication technology is commonly used in IoT devices for low-power, short-range communication within a personal area network (PAN)?

A. Zigbee

B. Wi-Fi

C. Bluetooth

D. NFC (Near Field Communication)

Question No# : 31 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# : 32 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# : 33 out of 50 Report Bug Bookmark

What does the "Brush Tool" do in Adobe Photoshop 7?

A. Adjusts image brightness and contrast

B. Paints colors onto an image

C. Adds text to images

D. Selects areas based on color

Question No# : 34 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# : 35 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# : 36 out of 50 Report Bug Bookmark

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

A. Drawing straight lines

B. Measuring distances and angles in an image

C. Creating custom shapes

D. Adjusting image saturation

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

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# : 39 out of 50 Report Bug Bookmark

How can you create a new layer in Photoshop 7?

A. Press Ctrl + N (Windows) or Command + N (Mac)

B. Click on the "New Layer" button in the Layers panel

C. Select "File > New" from the menu

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

Question No# : 40 out of 50 Report Bug Bookmark

What is the primary purpose of IoT gateways in a network?

A. Ensure data security

B. Connect IoT devices to the cloud

C. Provide power to IoT devices

D. Encrypt communication between devices

Question No# : 41 out of 50 Report Bug Bookmark

The term bot comes from robot. An internet bot may also known as
The term bot comes from robot. An internet bot may also known as

A. Web robot

B. WWW robot

C. Both (A) and (B)

D. None of these

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 communication model involves a central server managing and controlling all communication between devices?

A. Peer-to-Peer (P2P)

B. Publish-Subscribe

C. Client-Server

D. Point-to-Multipoint

Question No# : 44 out of 50 Report Bug Bookmark

Which of the following is a good password example.
निम्न में से कौन सा एक अच्छा पासवर्ड उदाहरण हैं

A. name of spouse

B. Name of hobby

C. Contains multiple random digit with special charactor

D. None of the above

Question No# : 45 out of 50 Report Bug Bookmark

What is the purpose of the "Clone Stamp" tool in Photoshop 7?

A. Blurring the edges of an image

B. Copying one area of an image to another

C. Adding text to images

D. Adjusting color balance

Question No# : 46 out of 50 Report Bug Bookmark

What does RFID stand for in the context of IoT?

A. Radio Frequency Identification

B. Real-time Frequency Integration Device

C. Remote Field Identification

D. Rapid Fire Data

Question No# : 47 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# : 48 out of 50 Report Bug Bookmark

What is Artificial Intelligence

A. Putting your intelligence into computer

B. Programming with you own intelligence

C. Making a machine intelligence

D. Putting more memory into computer

Question No# : 49 out of 50 Report Bug Bookmark

Which of the following helps to collaborate in loT development?
निम्नलिखित में से कौन IoT विकास में सहयोग करने में मदद करता है?

A. physical computing

B. chemical computing

C. mechanism

D. cloud computing

Question No# : 50 out of 50 Report Bug Bookmark

What does the "Brush Tool" do in Adobe Photoshop 7?

A. Adjusts image brightness and contrast

B. Paints colors onto an image

C. Adds text to images

D. Selects areas based on color