12th Important Computer Questions 2024 Pdf Download
below is the chapter-wise list of important short questions for 2nd-year computer
Unit 1
Describe data manipulations
What is a field?
Define the program file with an example
Define program organization. Name different types of file organization.
Differentiate between data and information.
Define data processing.
Define redundancy.
Name two features of DBMS.
Unit 2
What are the properties of relation?
Define indexes.
Define foreign key.
Define key. List different types of keys.
Define data administration.
Define table /relation
How is a relation formed in the database?
What is an entity in an ERD?
Who is the user or end user?
What is the purpose of using views?
Unit 3
Define and attribute.
Define data modeling.
Define the purpose of the feasibility study.
What is an E-R diagram?
Unit 4
Transitive dependency.
Define entity.
Define integrity.
Synonyms
Database integrity.
Partial dependency
Unit 5
RDBMS
Differentiate between form and report
Database wizard/sample database
How query is written
List some advantages of IDE
Uses of MS Access
Reports
Enlist the parts of the application window in MS Access.
Unit 6
Primary key
What is the use of datasheet views in MS Access?
Cardinality of relation
Degree of relation
Write down two table vies available in Access.
Unit 7
Subform
Uses of columnar forms
Purpose of control naming convention
Syntax of msg box
What are the methods in vb?
Property window
Code window
Purpose of timer control
Differentiate between key press and key up events
Events of mouse
Events of keyboard
Unit 8
Define programming language
Case sensitive in C language
Preprocessor directive
Programmer
Differentiate between logical errors and syntax errors
Header files
Compiler and assembler
Differentiate between source code and object code
Deli meters
Run time errors
Structured programming language
Visual Basic
differentiate between visual programming and event-driven programming language
what is the .net function
what is VBA?
Unit 9
Define the identifier with an example
Differentiate between declaring and defining a variable
Variables and two rules for naming variables
Uses of assignment statement
Operator precedent
Define constant. List different types of constants
Character constant
Keywords
Concatenation operator
Unit 10
Standard input
Escape sequence
Getcha () function
Uses of format specifier in C language
Use of scanf function
clrscr function
Predict the output…..
Trace the error in the following code
List some important functions for input
Unit 11
Control structure & selection structure
Find output
Explain if statement
Find error…..
Write syntax of if-else statement
Why break statement is used in a switch () structure
Switch statement
Unit 12
While loop
Sentinel control loop
Write the syntax of for loop
Write the syntax of make while loop
What is iteration?
Unit 13
Define function. List some benefits of using functions
Local variables and their scope
Compare local variables and global variables
Function cell
Actual parameters
Build in functions
Lifetime of local variables
Function definition and function declaration/prototyping
Unit 14
Compare binary and text stream
Binary system
Text files
File closed
Describe the project file in VB
Project explorer window
Differentiate between method and property
Important long questions
What is data modeling? What are the ingredients of data modeling? (unit 3)
Explain the different data types available in MS Access. (Unit 6)
Define query. Explain the uses of wildcards in queries with examples. (Unit 6)
Discuss different methods of modifying a table. (unit 6)
Briefly describe the basic structure of a C program. (unit 8)
While writing a c program, how many types of errors can occur? Which one is the most difficult to locate and remove ( unit 8)
How would you create, edit compile, link, and execute a program? (Unit 8)
Define a language processor or translator. Discuss different types of language processors. (Unit 8)
Write a program that inputs a character and checks whether it is a vowel or consonant using a switch statement. (unit 11)
Write a program that inputs a year and finds whether it is a leap. Using if-else structure. (unit 11)
Write a program that inputs a number and tells whether it is even or odd using the if-else structure. (unit 11)
What is a while loop? Explain it working with an example and flow chart (unit 12)
What is a do-while loop? Write its syntax. Explain it working with an example. (unit 12)
What is a nested loop? Explain with examples and a flowchart. (unit 12)
What is a for loop structure? Explain it working with examples and flowcharts. (unit 12)
Define database system. Explain any three components of a database system. (unit 1)
What is key? Discuss different types of keys. (unit 1)
What is the ER model? What are the symbols used in the ER diagram? (unit 3)
What is field property? discuss different field properties in detail (unit 6)
Explain different types of relationships in detail. (unit 3)
What is a filter? Discuss different types of filters in MS Access. (unit 6)
What is a program and programming language? Discuss two main categories of programming language. (unit 8)
Download 12th Class Chemistry Notes Punjab Board Most Repeted topics