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.
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Questions Asked in 2021-22
Modern Application Development (KCA-044) — complete question paper
- aExplain Null Safety in Kotlin 1
- bDescribe the use of Annotations in Kotlin 1
- cWhat are Layouts in Android? 2
- dWhat is Intent and its types? 2
- eDescribe type of data storage mechanism in Android 3
- fExplain jetpack components in Android 3
- gDescribe Coroutines in Android 4
- hDescribe the role of JSON in Android Application 4 (i) Explain Firebase Components 5 (j) Explain Singed and Un-Singed APK 5
- aWhat is high er-order function? Explain with proper program in Kotlin. 1
- bWhat is Activity? Explain proper lifecycle of Activity usin g neat and clean diagram
- cWhat is Data Binding? Explain with proper example. 3
- dExplain the process of fetching data from server using Voll ey or Retrofit library in Android using JSON
- eDescribe the process of generating singed APK in android st udio 5
- aExplain lambda expression in Kotlin with proper example. 1
- bExplain Material Design and also explain how it is benefici al for layout designing in Android application development
- aExplain MVVM architecture in detail with proper example 3
- bWrite android program to fetch information from remote serv er using either volley or retrofit library
- aExplain the process of publishing an Android App on Google Play Store step by step in details
- bWhat is inheritance? Explain with example using Kotlin 1
- aExplain notification in Android with complete program in Ko tlin 2
- bWrite a CRUD app to store student’s information in SQLite d atabase in Android using Kotlin
- aWhat is service? Explain how services are different from activity in Android. 4
- bWhat 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. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.
Repeated Questions — KCA-044
Questions that appeared in more than one session, found by comparing 3 years of Modern Application Development papers (2021-22, 2022-23, 2024-25)
Describe the process of generating singed APK in android st udio 5
Appeared in: 2021-22 · 2022-23 · 2024-25
Explain lambda expression in Kotlin with proper example. 1
Appeared in: 2021-22 · 2022-23 · 2024-25
Explain MVVM architecture in detail with proper example 3
Appeared in: 2021-22 · 2022-23 · 2024-25
What is Intent and its types? 2
Appeared in: 2021-22 · 2024-25
What is Data Binding? Explain with proper example. 3
Appeared in: 2021-22 · 2022-23
Explain Material Design and also explain how it is benefici al for layout designing in Android application development
Appeared in: 2021-22 · 2024-25
Explain the process of publishing an Android App on Google Play Store step by step in details
Appeared in: 2021-22 · 2024-25
Explain notification in Android with complete program in Ko tlin 2
Appeared in: 2021-22 · 2022-23
What is sensor? Describe all sensor available in your andro id mobile phones. 5
Appeared in: 2021-22 · 2024-25
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