B.TechSemester 72024-25Digital Image ProcessingKEC071

Digital Image Processing (KEC071) - AKTU Question Paper 2024-25

B.Tech · Semester 7 · Free PDF Download

This is the official AKTU Digital Image Processing Previous Year Question Paper for B.Tech Semester 7, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 7
Session:2024-25
University:AKTU / UPTU

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Questions Asked in 2024-25

Digital Image Processing (KEC071) — complete question paper · 100 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 10 = 20
  • a
    Differentiate between a graysca le image and a binary image
  • b
    Define quantization and its effect on image quality
  • c
    Define unsharp masking and its application
  • d
    What is the purpose of b andpass filtering
  • e
    Mention any two properties of t he Fourier Transform
  • f
    Mention one advantage and one limitation of the DST
  • g
    Define the term "redundancy"
  • h
    What is run-length encoding (RLE) and where is it used? 4 K1 i. Define the principle of edge det ection in image segmentation. 5 K1 j. What is a "seed point" in reg ion-growing techniques?
Section BAttempt any three of the following: 10 x 3 = 20
  • a
    Enlist various fundamental steps in Digital Image Processing with neat block diagram
  • b
    Describe the concept of image smoothing using spatial domain techniques. Include examples of low-pass filters
  • c
    What is Haar Transform? Write the procedure to determine the Haar transformation matrix
  • d
    Explain the MPEG video compr ession standard and its applicat ion in multimedia systems
  • e
    What is the Hough Transform used for in image processing? What types of shapes can be detected using the Hough Transform?
Section CAttempt any one part of the following: 10 x 1 = 10
  • a
    Explain the structure and usag e of common image file formats, such as JPEG, PNG, BMP, and TIFF. Highli ght the advantages and limitations of each
  • b
    Describe the digital halftone process and its significance i n image representation for printing and display
  • a
    Explain histogram-based techniques for image enhancement. Il lustrate with examples how histogram equalization enhances image quality
  • b
    Define image restoration and explain its role. Discuss the different types of image degradations
  • a
    What is Hadamard transform? Explain in detail and Write its properties
  • b
    Explain the Karhunen-Loève Transform and its significance in image compression. Discuss its advantages
  • a
    Differentiate between lossles s and lossy compression techniq ues with suitable examples
  • b
    Explain the working of Huffman coding as a lossless compress ion algorithm with an example
  • a
    What is the region-growing technique in image segmentation? How is the seed point selected in the region-growing algorithm?
  • b
    Define thresholding. What is t h e d i f f e r e n c e b e t w e e n g l o b a l and adaptive thresholding?

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — KEC071

Questions that appeared in more than one session, found by comparing 2 years of Digital Image Processing papers (2022-23, 2024-25)

2x

Mention any two properties of t he Fourier Transform

Appeared in: 2022-23 · 2024-25

2x

What is Haar Transform? Write the procedure to determine the Haar transformation matrix

Appeared in: 2022-23 · 2024-25

Digital Image Processing — Other Year Papers

AKTU Digital Image Processing PYQs from other sessions

Syllabus & More PYQs

Paper solve karne se pehle unit-wise syllabus dekh lo