CBSE Class 10 Computer Vision MCQs

Question. As humans can see things, analyse them, and then take required action based on what they see. Which of the following helps machines to perform similar kinds of tasks?
a) Data Science
b) Natual Language Processing
c) Computer Vision
d) Camera Vision

Answer : C

Question. __________________ is such an application which analyses images through a camera and generates a very accurate estimate of the items available in the store.
a) Inventory management
b) Customer management
c) ERP Software
d) Account Management

Answer : A

Question. Which of the following tasks identifies the object present in the image and where it is present in the image?
a) Classification
b) Classification and Localization
c) Object Detection
d) Instance Segmentation

Answer : B

Question. Which of the following are correct statements about pixels?
(i) A picture element
(ii) It makes every digital photograph or image
(iii) Smallest unit of information
(iv) Round or square arranged in a 2D grid
a) (i) & (ii)
b) (ii), (ii) & (iii)
c) (ii), (iii) & (iv)
d) (i), (ii) , (iii) & (iv)

Answer : D

Question. A megapixel refers to
a) Thousand pixels
b) Hunderd pixels
c) Millions of pixels
d) Tens Pixels

Answer : C

Question. The 8-bit integer gives a value in the range of
a) 1 to 8
b) 1 to 16
c) 1 to 256
d) 0 to 255

Answer : D

Question. In grayscale images, the total presence of color is
a) The lightest possible shade is white
b) The darkest possible shade is black
c) The darkest possible shade is gray
d) The lightest possible shade is yellow

Answer : A

Question. The colored images are made up of ________________ colors.
a) 2
b) 3
c) 4
d) 16

Answer : B

Question. The output of R+G+B=255+0+0 is
a) Black
b) White
c) Gray
d) Red

Answer : D

Question. Features refer to specific structures such as
(i) points
(ii) edges
(iii) objects
(iv) File path
a) (i) , (ii) & (iii)
b) (i) & (ii)
c) (i) , (ii) & (iv)
d) (i) & (iv)

Answer : A

Question. Which of the following is not a task of Computer Vision?
a) Guest Recognition
b) Air Line route plan
c) Attendance System
d) Snap Chat Filters

Answer : B

Question. Which of the following tasks are performed in Computer Vision for multiple objects?
(i) Classification
(ii) Localisation
(iii) Object Detection
(iv) Instance Segmentation
a) (i) & (ii)
b) (i) & (III)
c) (ii) & (iii)
d) (iii) & (iv)

Answer : D

Question. A segmentation algorithm takes an _______ as input and outputs a ______________
a) image and segments
b) labels and segments
c) segments and pixels
d) pixels and labels

Answer : A

Question. If an image has a resolution of 1280 x 1024, it could have ________________ megapixels.
a) 1.31
b) 13.1
c) 131.072
d) 1331.72

Answer : A

Question. Grayscale images referred to __________
a) Images made up of Red, Green, and Blue colors
b) Range of colors of black and white color
c) Range of shades of gray without apparent color
d) Range of shades of gray and white color

Answer : C

Question. A grayscale has each pixel of size 1 byte having a single plane of ______ array ‌‌‌‌‌ of pixels.
a) 1D
b) 2D
c) 3D
d) ND

Answer : B

Question. The output of R+G+B=0+255+0 is
a) Red
b) Green
d) Blue
d) Black

Answer : B

Question. __________ are considered to be good features in an image.
a) edges
b) corners
c) lines
d) flat area

Answer : B

Question. The concept of computer vision was first introduced in
a) 1970s
b) 1980s
c) 1990s
d) 2010s

Answer : A

Question. The classification is the task of
a) Identifying images from a large set of images
b) assigning an input image one label from a fixed set of categories
c) Identifying what object is present in the image
d) Find an instance of real real-world object in the image

Answer : B

Question. ___________ is the process of detecting instances of the objects, giving them a category, and then giving each pixel a label based on that.
a) Classification
b) Classification and Localization
c) Object Detection
d) Instance Segmentation

Answer : D

Question. Which of the following is the most common pixel format?
a) bit image
b) byte image
c) mega-bit image
d) mega-byte image

Answer : B

Question. In grayscale images, the darkest possible shade is black which means
a) Total absence of black color
b) Total absence of white color
c) Total presence of colors
d) Total absence of colors

Answer : D

Question. The output of R+G+B=0 is
a) Black
b) White
c) Gray
d) Red

Answer : A

Question. The output of R+G+B=0+0+255 is
a) Red
b) Green
c) Blue
d) Black

Answer : C

Question. Which of the following app uses computer vision?
a) instagram
b) whatsapp
c) telegram
d) all of the above

Answer : A

Question. ‌‌‌‌‌‌‌___________ algorithms typically use extracted features and learning algorithms to recognize instances of an object category.
a) Classification
b) Classification and Localization
c) Object Detection
d) Instance Segmentation

Answer : C

Question. The resolution is expressed as
a) width by height
b) Only width
c) Only height
d) height by width

Answer : A

Question. In 8-bit integer range values, 0 is to be taken as
a) Black or no color
b) Gray color
c) White color
d) White or Full color

Answer : A

Question. The lightest possible shade is white, which is the total presence of color has ____________ value of pixel.
a) 256
b) 254
c) 250
d) 255

Answer : D

Question. The output of R+G+B=255 is
a) Black
b) White
c) Gray
d) Red

Answer : B

Question. Classification and localization are used for
a) Single Objects
b) Only two objects
c) Three objects
d) Multiple objects

Answer : A

Question. The number of pixels in an image is called _____________________ of image.
a) Dimension
b) Width
c) Resolution
d) Height

Answer : C

Question. In byte image, the number is stored as ________ integer.
a) 8-bit
b) 16-bit
c) 32-bit
d) 64-bit

Answer : A

Question. The darkest possible shade is black which is a total absence of colour has ________ value of pixel.
a) -1
b) 1
c) 0
d) 10

Answer : C

Question. In computer vision and image processing, a __________ is a piece of information that is relevant for solving the computational task related to a certain application.
a) pixels
b) source
c) location
d) features

Answer : D

Question. The Object detection task is used in _____________________
a) Image retrieval and automated vehicle parking systems
b) Identifying objects in the image such as a dog or cat
c) MRI Scan
d) Self Driving car

Answer : A

Question. In 8-bit integer range values, 255 is to be taken as
a) Black or No color
b) White or Full color
c) Gray Color
d) Black or Full color

Answer : B

Question. Dhilan has downloaded an image with a resolution of 2000 x 1280. However, he is confused about which pixels are considered from one side to another and which ones are from top to bottom. Assist him by selecting an appropriate option out of the following:
a) 2000, 1280
b) 1280, 2000
c) Resolution is not considered as 2000 x 1280 only not one side another or top to bottom
d) None of these

Answer : A

Question. The three primary colors that make a picture are
a) Black, White & Gray
b) Red, Gray & Black
c) Red, Green & Blue
d) None

Answer : C