Chapter 1 Introduction to IoT O Level Multiple Choice Question and Answer

Multiple Choice Question and Answer (IoT)---

 

01. _________ ''सेंट्रल नर्वस सिस्टम'' है जो आईओटी में वैश्विक सेवाओं का ध्यान रखता है।
1. The_________is the ''Central Nervous System'' that takes care of global services in the IoTs.

A) Application Layer
B) Network Layer
C) Perception Layer
D) None of these

--- Answer is----> B) Network Layer

02. HTTP पर MQTT का क्या फायदा है?

02. What is the advantage of MQTT over HTTP?

A) More Secure
B) Lightweight
C) Both A and B
D) None

--- Answer is-----> C) Both A and B

03. रिमोट उन संस्थाओं को सक्षम बनाता है जो एक डैशबोर्ड का उपयोग करके उन्हें कनेक्ट और नियंत्रित करने के लिए IoT उपकरणों का उपयोग करती हैं।

03. Remotes enables entities that utilize IoT devices to connect and control them using a dashboard.

A) Smartphones
B) Tablets & PCs
C) Smartwatches
D) All of the above

--- Answer is-----> D) All of the above

04. RFID ___ के लिए परसेप्शन लेयर की एक उपयोगी IoT आर्किटेक्चर परत है।

04. The RFID is a useful IoT architecture layer of the perception layer for___

A) Object identifying
B) Tracking
C) Exchanging useful information
D) All of the above

--- Answer is-----> D) All of the above

05. एचटीटीपी का फुल फॉर्म क्या है?

05. What is the full form of HTTP?

A) Hyper Text Transfer Protocol
B) Hyphenation Text Test Program
C) Hyper Text Transfer Package
D) None of These

--- Answer is-----> A) Hyper Text Transfer Protocol

06. IoT में इकाई है____

06. The entity in IoT is____

A) Businesses
B) Consumers
C) Governments
D) All of the above

--- Answer is-----> D) All of the above

07. निम्नलिखित में से कौन सी वायरलेस तकनीक सबसे आसान तरीके से मेश नेटवर्क आर्किटेक्चर प्रदान करती है?

07. Which of there following wireless technology provides mesh network architecture in easiest way?

A) Wi-Fi
B) Bluetooth
C) ZigBee
D) None of the above

--- Answer is-----> C) ZigBee

08. ZigBee निम्नलिखित में से किस मानक पर आधारित है?

08. ZigBee is based on which of the following standard?

A) IEEE 802.5
B) IEEE 802.15.4
C) IEEE 802.4.13
D) None

--- Answer is-----> B) IEEE 802.15.4

09. IoT में अधिकतर प्रयोग किया जाने वाला प्रोटोकॉल है?

09. Mostly used protocols in IoT is?

A) ZigBee
B) MQTT
C) XMPP
D) All of above

--- Answer is-----> D) All of above

10. IoT अनुप्रयोगों में निम्न में से कौन सा हल्का प्रोटोकॉल उपयोग किया जाता है?

10. Which of the following is lightweight protocol used in IoT applications?

A) HTTP
B) WebSocket
C) MQTT
D) All of above

--- Answer is-----> C) MQTT

11. वाईफाई-आह (HaLow) विशेष रूप से किसके लिए बनाया गया है?

11. WiFi-ah (HaLow) is designed specifically for?

A) Low data rate
B) Long-range sensors
C) Controllers
D) All of the above

--- Answer is-----> D) All of the above

12. एमक्यूटीटी सूट ___ हैं

12. MQTT suits are___

A) Small and cheap devices
B) Low memory devices
C) Low power devices
D) All of the above

--- Answer is-----> D) All of the above

13. कौन सा प्रोटोकॉल पूर्ण-द्वैध संचार प्रदान करता है?

13. Which protocol provide full-duplex communication?

A) HTTP
B) MQTT
C) WebSocket
D) CoAP

--- Answer is-----> C) WebSocket

14. IPv4 ______बिट एड्रेस है

14. IPv4 is______bit address

A) 32
B) 24
C) 64
D) 128

--- Answer is-----> A) 32

15. 6LoWPAN का संक्षिप्त रूप है__

15. Acronym of 6LoWPAN is__

A) IPv6 over Low Power Wireless Personal Area Network
B) IPv6 over Low Energy Wire Personal Area Network
C) IPv4 over Low Power Wireless Private Area Network
D) IPv4 over LongRange Wireless Private Area Network

--- Answer is-----> A) IPv6 over Low Power Wireless Personal Area Network

16. सेलुलर नेटवर्क में उपयोग किए जाने वाले विभिन्न वायरलेस मानक हैं?

16. The different wireless standards used in cellular network is?

A) GSM
B) CDMA
C) LTE
D) All of the above

--- Answer is-----> D) All of the above

17. लोरा का फुलफॉर्म क्या है?

17. What is the fullform of LoRa?

A) Level Range Radio
B) Low Radio Range
C) Long Range Radio
D) None

--- Answer is-----> C) Long Range Radio

18. RFID तकनीक में _____ शामिल हैं

18. The RFID technology consists of___

A) Antenna
B) Tansponder
C) Transceiver
D) All of the Above

--- Answer is-----> D) All of the Above

19. कनेक्टेड कार किसका उदाहरण है?

19. Connected car is the example of?

A) LAN
B) BAN
C) WAN
D) None

--- Answer is-----> C) WAN

 

20. IoT में उपयोग की जाने वाली दी गई वायरलेस तकनीकों में से कौन सी कम से कम बिजली की खपत करती है?
20. Which of the given wireless technologies used in IoT, consumes the least amount of power?

A) ZigBee
B) Bluetooth
C) Wi-Fi
D) GSM/CDMA

--- Answer is-----> B) Bluetooth

21. निम्नलिखित में से कौन IoT की चिंता नहीं है?
21. Which of the following is not the concern of IoT?

A) Privacy
B) Data Storage
C) Security
D) Throughput

--- Answer is-----> D) Throughput

22. IoT आर्किटेक्चर की सबसे निचली परत कौन सी है?
22. Which is the lowest layer of IoT archetecture?

A) Firmware
B) Cloud
C) Smart Devices
D) Gateway

--- Answer is-----> C) Smart Devices

23. IoT की प्रमुख विशेषताएं कौन सी हैं?
I. सुरक्षा
II. कनेक्टिविटी
III. विविधता
23. Which is/are the key characteristics of IoT?
I. Safety
II. Connectivity
III. Heterogeneity

A) Only I
B) Only I and II
C) Only I and III
D) I, II and III

--- Answer is-----> D) I, II and III


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True and False Question and Answer-

1. An IoT ecosystem is a network of organizations that drives the creation and delivery of IoT products and services.--- True
2. BLE is a low-power version of the popular Bluetooth 2.4 GHz wireless communication protocol. --- True
3. Bluetooth low energy is also called Bluetooth smart --- True
4. CoAP can be thought of as an alternative to HTTP --- True
5. MQTT is a lightweight protocol, which makes it suitable for IoT applications. --- True
6. The Sigfox network provides very long range Wireless connectivity for the IoT. --- True
7. RFID is inexpensive and uses very little power. --- True
8. The phrase 'Internet of Things' was coined by Kevin Ashton an expert on digital innovation in 1999. --- True
9. IoE stands for Internet of Environment. --- False
10. Smart farming through the use of IoT technologies will help farmers to reduce generated wastes and enhance productivity. --- True

Match the following-

X		Ans	Y
1.	Middleware	A	Data analytical tools and storage
2.	Data Storage	B	Data from IoT devices is stored
3.	BLE	C	Fitness trackers
4.	RFID tag	D	A small chip with antenna
5.	ZigBee	E	IoT protocol
6.	Nodes	F	Miniature devices
7.	MQTT	G	Useful for remote communication
8.	XMPP	H	A good example of an existing Web technology
9.	TCP	I	Connection oriented protocol
10.	UDP	J	Connectionless protocol
11.	LoRaWAN	K	Wireless network
12.	IoE Components	L	People, process, data, and things
13.	Processors	M	Brain of the IoT system
14.	Sensors	N	Track and measure activity

Fill in the blanks-

1. Delivery of the information to the end user is known as Presentation
2. Sensing is the method of capturing information by some highly functioning hardware.
3. Network Layer transmits the data collected by physical layer to different devices.
4. Application layer protocols and interfaces that devices use to identify and communicate with each other.
5. Analytics software systems analyze the data generated by IoT devices.
6. Bluetooth has been modified to Bluetooth Low Energy (BLE).
7. MQTT is a publish/subscribe protocol that run over TCP.
8. Sigfox uses a technology called Ultra Narrow Band (UNB).
9. ZigBee is based on the IEEE 802.15.4 standard.
10. RFID used to track consumer product worldwide.
11. Application layer is responsible for delivery of various applications to different users in IoT.
12. The full form of LoRa is Long Range Radio.