MCASemester 42021-22Modern Application DevelopmentKCA-044
View PDFDownload

Modern Application Development (KCA-044) - AKTU Question Paper 2021-22

MCA · Semester 4 · Free PDF Download

This is the official AKTU Modern Application Development Previous Year Question Paper for MCA Semester 4, academic session 2021-22. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:MCA
Semester:Semester 4
Session:2021-22
University:AKTU / UPTU

Rate this paper

Questions Asked in 2021-22

Modern Application Development (KCA-044) — extracted question text

Section AAttempt all q u e s t i o n s i n b r i e f . 2 x 1 0 = 2 0
  • a
    Explain Null Safety in Kotlin 1
  • b
    Describe the use of Annotations in Kotlin 1
  • c
    What are Layouts in Android? 2
  • d
    What is Intent and its types? 2
  • e
    Describe type of data storage mechanism in Android 3
  • f
    Explain jetpack components in Android 3
  • g
    Describe Coroutines in Android 4
  • h
    Describe the role of JSON in Android Application 4 (i) Explain Firebase Components 5 (j) Explain Singed and Un-Singed APK 5
Section BAttempt any three o f t h e f o l l o w i n g : 1 0 x 3 = 3 0
  • a
    What is high er-order function? Explain with proper program in Kotlin. 1
  • b
    What is Activity? Explain proper lifecycle of Activity usin g neat and clean diagram
  • c
    What is Data Binding? Explain with proper example. 3
  • d
    Explain the process of fetching data from server using Voll ey or Retrofit library in Android using JSON
  • e
    Describe the process of generating singed APK in android st udio 5
Section CAttempt any one p a r t o f t h e f o l l o w i n g : 1 0 x 1 = 1 0
  • a
    Explain lambda expression in Kotlin with proper example. 1
  • b
    Explain Material Design and also explain how it is benefici al for layout designing in Android application development
  • a
    Explain MVVM architecture in detail with proper example 3
  • b
    Write android program to fetch information from remote serv er using either volley or retrofit library
  • a
    Explain the process of publishing an Android App on Google Play Store step by step in details
  • b
    What is inheritance? Explain with example using Kotlin 1
  • a
    Explain notification in Android with complete program in Ko tlin 2
  • b
    Write a CRUD app to store student’s information in SQLite d atabase in Android using Kotlin
  • a
    What is service? Explain how services are different from activity in Android. 4
  • b
    What is sensor? Describe all sensor available in your andro id mobile phones. 5

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

Modern Application Development — Other Year Papers

AKTU Modern Application Development PYQs from other sessions

Modern Application Development2024-25

More MCA Semester 4 (2021-22) Papers

Other subjects from same semester and session

Data Analytics2021-22Privacy Security In Online Social Media2021-22Computer Graphics And Animation2021-22Mobile Computing2021-22Neural Network2021-22Soft Computing2021-22Blockchain Architecture2021-22Machine Learning2021-22
View all MCA Semester 4 2021-22 papers →

Syllabus & More PYQs

Paper solve karne se pehle unit-wise syllabus dekh lo

AKTU 2nd Year MCA PYQs