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O Level
M1 R5: Information Technology Tools and Network Basics
Introduction to Computers
Office Automation Tools
Internet and Web Technologies
Networking Fundamentals
M2 R5: Web Designing and Publishing
HTML
CSS
Javascript
Web Hosting And Publishing
M3 R5: Programming and Problem Solving through Python
Introduction to Programming
Python Programming
Data Structures in Python
File Processing in Python
M4 R5: Internet of Things (IoT) and Its Applications
Introduction to IoT
IoT Architecture
IoT Applications
IoT Security and Challenges | Soft Skills
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M1 R5: Information Technology Tools and Network Basics
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M4 R5: Internet of Things (IoT) and Its Applications
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O Level Papers!
M4 R5: Internet of Things (IoT) and Its Applications
IoT Security and Challenges | Soft Skills
Set 7
25
See Explanation !
1
What is the purpose of a tilt sensor in an IoT-based earthquake detection system?
IoT - आधारित भूकंप पहचान प्रणाली में झुकाव सेंसर का उद्देश्य क्या है?
Measure air pressure
Detect changes in humidity
Monitor angular position or tilt
Measure light intensity
Next Question
25
See Explanation !
2
Which IoT connectivity option is characterized by low-power, long-range communication suitable for outdoor applications?
बाहरी अनुप्रयोगों के लिए उपयुक्त कम - शक्ति, लंबी दूरी के संचार द्वारा कौन से IoT कनेक्टिविटी विकल्प की विशेषता है?
Zigbee
Bluetooth
LoRaWAN
Wi-Fi
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25
See Explanation !
3
What is the role of a microphone sensor in an IoT-based surveillance system?
IoT - आधारित निगरानी प्रणाली में माइक्रोफ़ोन सेंसर की क्या भूमिका होती है?
Measure air pressure
Detect changes in temperature
Record and analyze audio
Measure humidity
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25
See Explanation !
4
In IoT security, what does the term "Two-Factor Authentication" involve?
IoT सुरक्षा में, "टू - फैक्टर ऑथेंटिकेशन" शब्द में क्या शामिल है?
Using two different encryption algorithms
Verifying identity using two independent methods
The use of two separate communication protocols
Encrypting data at two different network layers
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25
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5
Which of the following IoT applications involves the use of sensors and devices for monitoring and managing water resources?
निम्नलिखित में से किस IoT अनुप्रयोग में जल संसाधनों की निगरानी और प्रबंधन के लिए सेंसर और उपकरणों का उपयोग शामिल है?
Smart Cities
Smart Agriculture
Smart Healthcare
Smart Water Management
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25
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6
What is the primary purpose of a pressure sensor in an IoT-based weather monitoring system?
IoT - आधारित मौसम निगरानी प्रणाली में प्रेशर सेंसर का प्राथमिक उद्देश्य क्या है?
Measure humidity
Detect changes in temperature
Monitor atmospheric pressure
Measure air quality
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25
See Explanation !
7
Which IoT security measure involves creating a secure tunnel for transmitting data over an untrusted network?
किस IoT सुरक्षा उपाय में एक अविश्वसनीय नेटवर्क पर डेटा संचारित करने के लिए एक सुरक्षित सुरंग बनाना शामिल है?
Authentication
Authorization
VPN (Virtual Private Network)
Encryption
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25
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8
What is the role of a magnetic sensor in an IoT-based door access control system?
IoT - आधारित डोर एक्सेस कंट्रोल सिस्टम में मैग्नेटिक सेंसर की क्या भूमिका होती है?
Measure air pressure
Detect changes in temperature
Monitor magnetic fields for door status
Measure humidity
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25
See Explanation !
9
In IoT, what does the term "Digital Health" refer to?
IoT में, "डिजिटल हेल्थ" शब्द का क्या अर्थ है?
Ensuring the security of digital devices
The use of digital technologies for healthcare monitoring
A method for digitally storing health records
A digital representation of an individuals health status
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25
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10
Which IoT protocol is commonly used for real-time communication and control in home automation applications?
घर के स्वचालन अनुप्रयोगों में रीयल - टाइम संचार और नियंत्रण के लिए आमतौर पर किस IoT प्रोटोकॉल का उपयोग किया जाता है?
MQTT
CoAP
Z-Wave
HTTP
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25
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11
What is the purpose of a rain sensor in an IoT-based irrigation system?
आईओटी - आधारित सिंचाई प्रणाली में रेन सेंसर का उद्देश्य क्या है?
Measure air pressure
Detect changes in temperature
Monitor soil moisture
Measure rainfall intensity
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25
See Explanation !
12
Which IoT connectivity option is designed for low-power, short-range communication between devices within a personal area network (PAN)?
कौन सा IoT कनेक्टिविटी विकल्प व्यक्तिगत क्षेत्र नेटवर्क (PAN) के भीतर उपकरणों के बीच कम शक्ति, कम दूरी के संचार के लिए डिज़ाइन किया गया है?
Zigbee
Bluetooth
LoRaWAN
Sigfox
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25
See Explanation !
13
What is the role of a gas sensor in an IoT-based air quality monitoring system?
IoT - आधारित वायु गुणवत्ता निगरानी प्रणाली में गैस सेंसर की क्या भूमिका है?
Measure air pressure
Detect changes in temperature
Monitor levels of specific gases
Measure humidity
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25
See Explanation !
14
In IoT security, what does the term "Biometric Authentication" involve?
IoT सुरक्षा में, "बायोमेट्रिक प्रमाणीकरण" शब्द में क्या शामिल है?
Verifying identity using physical characteristics
Using two-factor authentication
Encrypting data with biometric algorithms
Authenticating devices based on IP addresses
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25
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15
Which of the following IoT applications involves the use of sensors and devices for monitoring and managing energy consumption in households?
निम्नलिखित में से किस IoT एप्लिकेशन में घरों में ऊर्जा की खपत की निगरानी और प्रबंधन के लिए सेंसर और उपकरणों का उपयोग शामिल है?
Smart Cities
Smart Agriculture
Smart Energy Management
Smart Transportation
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25
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16
What is the purpose of the "Magic Wand" tool in Adobe Photoshop 7?
Adobe Photoshop 7 में "मैजिक वंड" टूल का उद्देश्य क्या है?
Drawing freehand shapes
Making precise selections based on color
Adding text to images
Applying gradient fills
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25
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17
In Photoshop 7, what does the term "Layers" refer to?
फ़ोटोशॉप 7 में, "लेयर्स" शब्द का क्या मतलब है?
Filters applied to images
Different levels of image resolution
Separate, stacked images that can be edited independently
The adjustment of image brightness and contrast
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25
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18
Which file format supports transparent backgrounds in Photoshop 7?
फ़ोटोशॉप 7 में कौन - सा फ़ाइल फ़ॉर्मेट पारदर्शी बैकग्राउंड को सपोर्ट करता है?
JPEG
GIF
PNG
TIFF
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25
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19
What is the purpose of the "Clone Stamp" tool in Photoshop 7?
फ़ोटोशॉप 7 में "क्लोन स्टैम्प" टूल का उद्देश्य क्या है?
Blurring the edges of an image
Copying one area of an image to another
Adding text to images
Adjusting color balance
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25
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20
What does the "Crop" tool do in Adobe Photoshop 7?
Adobe Photoshop 7 में "क्रॉप" टूल क्या करता है?
Adjusts the image's brightness and contrast
Removes unwanted portions of an image
Adds a border around the image
Applies artistic filters
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25
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21
Which menu option is used to resize an image in Photoshop 7?
फ़ोटोशॉप 7 में किसी इमेज को नया आकार देने के लिए किस मेन्यू विकल्प का इस्तेमाल किया जाता है?
Edit
Image
View
Layer
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25
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22
What does the term "DPI" stand for in the context of Adobe Photoshop 7?
Adobe Photoshop 7 के संदर्भ में "DPI" शब्द का क्या मतलब है?
Digital Photo Integration
Dots Per Inch
Direct Pixel Interaction
Document Processing Interface
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25
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23
Which tool is used for adjusting the overall color balance in an image?
किसी छवि में समग्र रंग संतुलन को समायोजित करने के लिए किस उपकरण का उपयोग किया जाता है?
Brush Tool
Color Picker
Eyedropper Tool
Color Balance Tool
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25
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24
How can you undo the last action in Photoshop 7?
आप फ़ोटोशॉप 7 में पिछली कार्रवाई को कैसे पूर्ववत कर सकते हैं?
Ctrl + Z (Windows) or Command + Z (Mac)
Ctrl + X (Windows) or Command + X (Mac)
Ctrl + C (Windows) or Command + C (Mac)
Ctrl + V (Windows) or Command + V (Mac)
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25
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25
What does the "Brush Tool" do in Adobe Photoshop 7?
Adobe Photoshop 7 में "ब्रश टूल" क्या करता है?
Adjusts image brightness and contrast
Paints colors onto an image
Adds text to images
Selects areas based on color
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