B.TechSemester 52023-24Vlsi TechnologyKEC053
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Vlsi Technology (KEC053) - AKTU Question Paper 2023-24

B.Tech · Semester 5 · Free PDF Download

This is the official AKTU Vlsi Technology Previous Year Question Paper for B.Tech Semester 5, academic session 2023-24. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 5
Session:2023-24
University:AKTU / UPTU

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Questions Asked in 2023-24

Vlsi Technology (KEC053) — complete question paper · 100 marks · 3 Hours

Section AAttempt all q u e s t i o n s i n b r i e f . 2 x 10 = 20
  • a
    Mention the advantages of ICs. 2 1
  • b
    Define polishing. 2 1
  • c
    What is auto doping in growth process? 2 2
  • d
    What is plasma oxidation? 2 2
  • e
    Explain photo mask. 2 3
  • f
    What are PR materials? 2 3
  • g
    Write the types of diffusion. 2 4
  • h
    Define ion-implantation 2 4 i. Enlist different types of IC packages. 2 5 j. Write all packaging design considerations. 2 5
Section BAttempt any three o f t h e f o l l o w i n g : 10 x 3 = 30
  • a
    Explain Electronic Grade Silicon with neat diagram 10 1
  • b
    Discuss Vapor-Phase Epitaxy. 10 2
  • c
    Explain in detail Optical Lithography. 10 3
  • d
    Explain fick’s law of diffusion. 10 4
  • e
    Discuss Package Types and Packaging Design Considerations. 10 5
Section CAttempt any one p a r t o f t h e f o l l o w i n g : 10 x 1 = 10
  • a
    Explain CZ process in detail with neat diagram. What is the pul l rate in CZ technique?
  • b
    Discuss different shaping operations involved in preparing wafe rs with diagram
  • a
    Explain the principle of Molecular Beam Epitaxy. 10 2
  • b
    What is latch up? How it is avoided in CMOS technology? 10 2
  • a
    Explain the kinetics of wet watching. How gold is etched? 10 3
  • b
    How is the silicon nitride used? Explain its deposition variables. 10 3
  • a
    Define sheet resistance. Describe a method for its measurement. 10 4
  • b
    Discuss gaseous and liquid diffusion system. 10 4
  • a
    Explain Metallization and describe the problems associated with this process. 10 5
  • b
    What do you mean by Sputtering? Explain Sputtering yield. 10 5

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 — KEC053

Questions that appeared in more than one session, found by comparing 3 years of Vlsi Technology papers (2021-22, 2022-23, 2023-24)

2x

What are PR materials? 2 3

Appeared in: 2022-23 · 2023-24

2x

Explain Metallization and describe the problems associated with this process. 10 5

Appeared in: 2022-23 · 2023-24

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