Csc253 Quiz 1 (Ch3: Image)

20 Questions | Total Attempts: 183

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Csc253 Quiz 1 (Ch3: Image)

Please answer all questions.Write down your name, group and matric no. properly.


Questions and Answers
  • 1. 
    The ______________ of a bitmap graphic is related to its image size and colour depth.
    • A. 

      Screen resolution

    • B. 

      Image quality

    • C. 

      File size

    • D. 

      Pixel

  • 2. 
    Choose the correct file format for image.
    • A. 

      .mp3

    • B. 

      .gif

    • C. 

      .swf

    • D. 

      .mp4

  • 3. 
    Choose which of the following is incorrect statement for vector-drawn images and bitmaps.
    • A. 

      Vector images cannot be used for photo-realistic images

    • B. 

      Vector images require a plug-in for web-based display

    • C. 

      Bitmaps are easily scalable and resizable

    • D. 

      Bitmaps can be converted into vector images using autotracing

  • 4. 
    The model is based on the light-absorbing quality of ink printed on paper
    • A. 

      RGB

    • B. 

      HSL

    • C. 

      CMYK

    • D. 

      HSB

  • 5. 
    Ln 3-D process, graphics that can be applied to the faces of an object to provide a more realistic appearance are ?
    • A. 

      Primitives

    • B. 

      Extrudes

    • C. 

      Lathes

    • D. 

      Textures

  • 6. 
    A special effect in which one image seems to melt into another is referred to as?
    • A. 

      Shearing

    • B. 

      Morphing

    • C. 

      Scaling

    • D. 

      Distorting

  • 7. 
    Lmages that are made up of thousands of pixels are called?
    • A. 

      Bitmap

    • B. 

      Vector

    • C. 

      Bezier

    • D. 

      Texture

  • 8. 
    Panoramic images are created by stitching together a sequence of photos around a circle and adjusting them into a single seamless bitmap, true or false?
    • A. 

      True

    • B. 

      False

  • 9. 
    Select the correct basic steps involved in creating 3D animation.
    • A. 

      Modelling --> Rendering --> Animation

    • B. 

      Rendering --> Modelling --> Animation

    • C. 

      Animation --> Modelling --> Rendering

    • D. 

      Modelling --> Animation --> Rendering

  • 10. 
    Identify which of the following answers refers to the statement.
    • A. 

      Additive color

    • B. 

      Subtractive color

    • C. 

      Monitor-specific color

    • D. 

      Color models

  • 11. 
    Which of the following best describes additive colour? 
    • A. 

      Colour created combining coloured light sources in three primary colours; cyan, yellow and black (CYK).

    • B. 

      Colour created combining coloured light sources in three primary colours; red, green and blue (RGB).

    • C. 

      Colour created combining coloured light sources in three primary colours; red, green and black (RGB).

    • D. 

      Colour created combining coloured light sources in three primary colours; cyan, magenta and yellow (CMY).

  • 12. 
    Printing is a process for reproducing text and images using a master form or template. Modern printing is done typically with ink on paper using a printing press. It is also frequently done on metals, plastics, cloth and composite materials. On paper it is often carried out as a large-scale industrial process and is an essential part of publishing and transaction printing. Why vector drawing is most likely to be used in this field?
    • A. 

      It can be viewed directly from the web browsers

    • B. 

      It can be used in any platform

    • C. 

      It can be scaled at any sizes

    • D. 

      It can be used for complex and detailed drawing

  • 13. 
     Which of the following software is used to create vector graphics?
    • A. 

      Adobe Photoshop

    • B. 

      Adobe Premiere

    • C. 

      Microsoft Paint

    • D. 

      Adobe Illustrator

  • 14. 
    Bitmap images is also known as ____________ graphics.
    • A. 

      Pixel

    • B. 

      Drawn

    • C. 

      Binary

    • D. 

      Paint

  • 15. 
    What are the colours represented by a charged-coupled-device (CCD) in a video camera?
    • A. 

      CMYK

    • B. 

      RGB

    • C. 

      RGBY

    • D. 

      YIQ

  • 16. 
    Which of the following is not a colour model?
    • A. 

      RGB, CMYK, HSB, HSL

    • B. 

      CMYK, CIE, YIQ, YCC

    • C. 

      YCC, YUV, CMYK, RGB

    • D. 

      CMYK, RGB, YUV, HLS

  • 17. 
    Dithering is a process whereby the color value of each pixel is changed to the closest matching color value in the target palette. This is done using colour coded algorithm.
    • A. 

      True

    • B. 

      False

  • 18. 
    _________ contains various shades of grey as well as pure black and white images.
    • A. 

      Grayscale image

    • B. 

      Black and white image

    • C. 

      Duo-tone image

    • D. 

      Binary image

  • 19. 
    In RGB color scheme, mixing red, green and blue will produce the color?
    • A. 

      Black

    • B. 

      White

    • C. 

      Green

    • D. 

      Red