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MCQ IOT - SECURITY AND FUTURE OF IOT ECOSYSTEM MCQ Questions
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Question No. -
181
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In IoT security, what does the term "Biometric Authentication" involve?
A.
Verifying identity using physical characteristics
B.
Using two-factor authentication
C.
Encrypting data with biometric algorithms
D.
Authenticating devices based on IP addresses
Question No. -
182
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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. -
183
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What is the purpose of the "Magic Wand" tool in Adobe Photoshop 7?
A.
Drawing freehand shapes
B.
Making precise selections based on color
C.
Adding text to images
D.
Applying gradient fills
Question No. -
184
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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. -
185
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Which file format supports transparent backgrounds in Photoshop 7?
A.
JPEG
B.
GIF
C.
PNG
D.
TIFF
Question No. -
186
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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. -
187
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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. -
188
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Which menu option is used to resize an image in Photoshop 7?
A.
Edit
B.
Image
C.
View
D.
Layer
Question No. -
189
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What does the term "DPI" stand for in the context of Adobe Photoshop 7?
A.
Digital Photo Integration
B.
Dots Per Inch
C.
Direct Pixel Interaction
D.
Document Processing Interface
Question No. -
190
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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
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