O Level Exam | Free Online Mocktest

Measure air pressure

Detect changes in temperature

Monitor vibrations in machinery

Measure humidity

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2 What does LTE stand for

LTE का मतलब क्या है

Long Term Errors

Long Term Evolution

Lengthy Terminal Estimation

Long Term Estimates

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3 How can you throw an error with preprocessor directives to Arduino Compiler, forcing to stop compilation ?

आप Arduino कंपाइलर को प्री - प्रोसेसर निर्देशों के साथ एक त्रुटि कैसे फेंक सकते हैं, संकलन को रोकने के लिए मजबूर कर सकते हैं?

#warning

#stop

#cut

#error

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4 What is the size of RAM memory in 8051

8051 में रैम मेमोरी का आकार कितना है

32 bytes

64 bytes

128 bytes

256 bytes

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5 To secure your data on IoT devices

IoT डिवाइस पर अपना डेटा सुरक्षित करने के लिए

Keep changing your password

Update your every device

Avoid using devices that are risky

All of the above

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6 In which message format is the statue line present?

स्टैच्यू लाइन किस मैसेज फॉर्मेट में मौजूद है?

Response message

Request message

Both response and requestt

Neither response nor request

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7 What is DS18B20?

DS18B20 क्या है?

Pressure sensor

Touch sensor

Humidity sensor -

Temperature sensor

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8 A microprocessor work using digit(s)

अंकों(अंकों) का उपयोग करके एक माइक्रोप्रोसेसर काम करता है

1

0

0 and 1

All of the above

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9 Clock Speed of Arduino UNO is

Arduino UNO की क्लॉक स्पीड है

16 MHz

12 MHZ

18 MHz

14 MHz

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

IoT के संदर्भ में, "डिजिटल लॉक" शब्द का क्या अर्थ है?

A lock operated by a digital key

Securing digital files in the cloud

A type of encryption algorithm

An authentication mechanism for IoT devices

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11 Which one is not a control structure ?

कौन सा नियंत्रण संरचना नहीं है?

While

If.else

#define

Case

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12 Which of these is used as a form of greeting for business people?

इनमें से किसका उपयोग व्यावसायिक लोगों के लिए अभिवादन के रूप में किया जाता है?

Dear Son

Dear Mother

Dear Sir

None of these

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13 The ___ may become an important facilitator and stimulate for the modern economy.

___ एक महत्वपूर्ण सुविधाकर्ता बन सकता है और आधुनिक अर्थव्यवस्था के लिए प्रेरित कर सकता है।

eGovernment related

Enterprise-based

Company based

Business oriented platform

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14 In IoT control systems, what is the primary purpose of feedback?

IoT नियंत्रण प्रणालियों में, फ़ीडबैक का प्राथमिक उद्देश्य क्या है?

To monitor network performance

To adjust the system output based on the desired setpoint

To improve device compatibility

To authenticate user inputs

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15 Which IoT connectivity option is suitable for low-power, short-range communication between devices in close proximity and is commonly used in home automation?

कौन सा IoT कनेक्टिविटी विकल्प निकटता में उपकरणों के बीच कम शक्ति, कम दूरी के संचार के लिए उपयुक्त है और आमतौर पर होम ऑटोमेशन में उपयोग किया जाता है?

Zigbee

Bluetooth

LoRaWAN

LTE (Long-Term Evolution)

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16 What is the output of C program with functions? int main() { int a = 0; printf("AJAY"); return 1; printf("VIJAY"); return 1; }

फंक्शन्स के साथ C प्रोग्राम का आउटपुट क्या है? int main() { int a = 0; printf("AJAY");

AJAY VIJAY

AJAY

VIJAY

Compiler Error

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17 Example of sensors are

सेंसर के उदाहरण हैं

Gas Sensor

Water Quality Sensor

Moisture Sensor

All of These

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18 Which guided transmission medium is best suited for high-speed IoT data transmission over long distances?

लंबी दूरी पर हाई - स्पीड IoT डेटा ट्रांसमिशन के लिए कौन सा निर्देशित ट्रांसमिशन माध्यम सबसे उपयुक्त है?

Twisted pair cable

Coaxial cable

Optical fiber

Powerline communication

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19 What is mandatary for an IP Packet to contain?

आईपी पैकेट को रखने के लिए क्या अनिवार्य है?

Destination IP Address

Source IP Address

Both of these

None of these

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20 IOT supports _____ .

IOT _____ का समर्थन करता है।

Wired

Wireless

both wired and Wireless communication

None of these

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21 Which of the following entities cannot used for libel?

निम्नलिखित में से किस इकाई का उपयोग परिवाद के लिए नहीं किया जा सकता है?

A politicion

A private citizen

A house of warship

A govermment institution-

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22 The founder of Arduino project is ______ .

Arduino परियोजना का संस्थापक ______ है।

Massimo Banzi

Kevin Ashton

Tim berner Lee

None of the Above

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23 extends the single device-to-cloud communication model so that IOT devices and sensor data can be accessed by authorized third parties.

सिंगल डिवाइस - टू - क्लाउड कम्युनिकेशन मॉडल का विस्तार करता है ताकि IOT डिवाइस और सेंसर डेटा को अधिकृत तृतीय पक्षों द्वारा एक्सेस किया जा सके।

Device to Cloud

Device to Gateway

Backend Data Sharing

Device-to-device

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24 Which of the following is not an actuator in loT?

निम्न में से कौन एलओटी में एक एक्ट्यूएटर नहीं है?

Stepper motor

A fan

An LED

Arduino

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25 Full form of UDP.

UDP का पूरा रूप।

User Datagram protocol

User Diagram protocol

User Detection protocol

None of the above

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M4 R5: Internet of Things (IoT) and Its Applications

Set