2nd year computer science chapter 3 Important Questions

Preview or download 2nd year computer science chapter 3 Important Questions. These important computer  12 mcqs, short and long questions are collected by going through different past papers of all Punjab Board Pakistan.

Why are these questions important?

These Questions are taken from past papers of 2nd year computer science. These questions are top repeated of in previous papers of 2nd year computer science of all Punjab boards as;

      Bahawalpur Board

      D.G.Khan Board

      Faisalabad Board

      Gujranwala Board

      Lahore Board

      Multan Board

      Rawalpindi Board

Content is created and designed with intense care and diligence. Here is only the most important MCQ, short questions and long questions of 2nd year computer science chapter 3 Database design process.

PDF Download and Print Available

You can easily download in pdf format or view 2nd year computer science mcqs, short questions and long questions  online. You can easily print these files in simple way. Here you find 2nd year computer science chapter 3 database design process important mcqs, short and long questions. By Preparing these important questions, you will achieve splendid marks in 2nd year computer science. This content is very helpful for weak students and also helpful for those students that are better at 2nd year computer science exam preparation. These Questions are based on the current 2nd year computer science syllabus according to Punjab Textbook Board.

Great Achievement in Short Time

Generally, students get less time for preparation. If we talk about 2nd year computer science, we need a lot of intensive time to prepare for it. 2nd Year students of face big difficulty while preparation of 2nd year computer science MCQs, Short & Long questions. Good News! mhbeducator.com offers you, the easiest and smartest way to prepare 2nd year computer science by which students can save their time and will able to prepare 2nd year computer science very fast. Here your are provided 2nd year computer science chapter 3 database design process MCQs, important short and long questions. For other chapters click the link below the Post. These Questions are based on the current computer  12 syllabus according to Punjab Textbook Board.

About This Chapter

2nd year computer science Chapter 3 enables the students to learn;

• Different steps involved in database design process
• Data modeling
• Entity class and Entity instance
• Cardinality and modality
• ER diagram
• Components of logical model
• Physical database design
• Data file organization

This Post "2nd year computer science chapter 3 Important Questions" covers all important mcqs, short and long questions related to above mentioned important  topics of this chapter.

👉Imp MCQs - 2nd year computer science CH # 3

1. Which is used to associate entities with one another 

(A) Identifier

(B) Attribute

(C) Relationship

(D) Both B & C

(C) Relationship

2. In an E-R diagram, a rectangle represents

(A) Entity

(B) Attribute

(C) Relation

(D) Module

(A) Entity

3. In E-R diagram , a diamond represents?   

(A) Module

(B) Entity

(C) Relationship

(D) Attribute

(C) Relationship

4. All the hardware costs are considered during:

    

(A) Feasibility study

(B) Project planning

(C) Data analysis

(D) None of these

(B) Project planning

5. The relationship can be:

(A) One to one

(B) One to many

(C) Many to many

(D) All of these

(D) All of these

6. An index may be created on:

(A) Foreign key

(B) Primary key

(C) Secondary key

(D) All of above

(D) All of above

7. An advantage of partitioning is;

(A) Efficiency

(B) Reliability

(C) More space

(D) All of these

(A) Efficiency

8. In ERD model, relationship b/w two entities is represented by: 

(A) Line

(B) Diamond Symbol

(C) Rectangle

(D) Both A & B

(B) Diamond Symbol

9. Cars and parts are examples of :  

(A) Cardinals

(B) Relations

(C) Entities

(D) Tuple

(C) Entities

10. Which of the following is related to modality:

(A) Mandatory

(B) Optional

(C) Both

(D) None

(C) Both

👉Next, there is  PDF containing 2nd year computer science chapter 3 important Short and Long Questions covers all important topics of this chapter.

For Answers of these Questions

👉Visit us our YouTube Channel “MHB Academy”. Subscribe and press the bell icon for notifications of updates about 2nd year computer science and other subjects of your concern. 

👉Follow and like our Facebook Page "MHB Educator" for news, FAQs and valuable educational updates.

👉Other Chapters (PDF) of 2nd year computer science Punjab Textbook Board

✅Chapter 1

Data Basics

✅Chapter 2

Basic Concepts and Terminologies of Databases

✅Chapter 4

Data Integrity and Normalization

✅Chapter 5

Introduction to Microsoft Access

✅Chapter 6

Table and Query

✅Chapter 7

Microsoft Access Forms and Reports

✅Chapter 8

Getting Started With C

✅Chapter 9

Elements of C

✅Chapter 10

Input and Output

✅Chapter 11

Decision Constructs

✅Chapter 12

Loop Constructs

✅Chapter 13

Functions in C

✅Chapter 14

File Handling in C