CBSE Class 11 Informatics Practices Question Paper Set I Solved

Read and download CBSE Class 11 Informatics Practices Question Paper Set I Solved designed as per the latest question paper pattern and Class 11 examination guidelines issued by CBSE, NCERT and KVS. The past year Question Papers for Class 11 Informatics Practices have been provided with solutions which will help students to assess their performance and find out topics in Informatics Practices grade 11 which they need to improve to get better marks in Standard 11 exams. After solving these last year papers also refer to solved Sample Papers for Class 11 Informatics Practices available on our website to build strong understanding of the subject

Informatics Practices Question Paper Class 11

Students can refer to the below Class 11 Home Science Question Paper designed to help students understand the pattern of questions that will be asked in Grade 11 exams. Please download CBSE Class 11 Informatics Practices Question Paper Set I Solved

Informatics Practices Class 11 Question Paper

SECTION - A

1. Write any one advantage and disadvantage of computer. 

2. Define Memory. What is the elementary unit of memory? 

3. What do you understand by the term OPERATING SYSTEM? Give any two examples. 

4. Explain the following:

(a) ALU      (b) OCR

5. Define (a) Software      (b)Disk Defragment 


SECTION – B

1. Write any two methods of jTextField and jLabel. 

2. How Check Box is different from Radio Button in Net beans IDE? Explain. 

3. Define “fall through” with an example. 

4. Write a JAVA code to accept any number from the user and check the number is “POSITIVE” or “NEGATIVE”.

5. Write a Java program to calculate the simple interest. si=(p*r*t)/100 2

6. Which property is used to add a new element to the Combo Box?

7. Convert the following from if to switch.

if (res= =10)

System.out.println(“PASS with Distinction”)

else if(result = =8)

System.out.println(“PASS”);

else if(res= =4)

System.out.println(“Work Hard”);

else

System.out,print(“Fail”);

8. Mr. Amit has developed a Java application through which the students of her school can view their marks by entering their admission number. The marks are displayed in various text fields. What should she do so that the students are able to view, but not change their marks in text fields?

9. What is the value of x and y after the following loop executed.

int x, y;

for(x=15;x<=30;x=x+5)

{

y = x+10;

jTextArea1. append(“ “+y); }

10. Read the following case study and answer the questions that follow :

Karan is a programmer at Alpha Builders. To calculate wages to be paid to labourers, he has developed the following GUI in NetBeans.

CBSE Class 11 Informatics Practices Question Paper Set I Solved 1

Male and Female labourers are respectively paid at the rate of 130/- per day and of 150/- per day.

Skilled labourers are paid extra at the rate of 100/- per day.

Write the code to do the following:

(i) Calculate and display the Total Wages in the corresponding Text Field when the “Calculate Wages” Button is pressed.

(ii ) Write a java code to clear all the text fields and check box.

(iii ) Write a java code to close the application.


11. What is the difference between While loop and Do… while ? Explain with an example. 

12. Write a java program to accept any number from the user and check the accepted number is “Perfect Number” or “Not”.

SECTION – C

1. While creating a table „STUD124‟ Anitha forgot to set the primary key for the table. Give the statement which she should write now to set the column „ROLLNO‟ as the Primary Key of the table?

2. How DDL is different from DML. Explain with an example. 

3. A table “EMP457” in a database has 10 Columns and 2 rows in it. What is its cardinality? What will be its cardinality if 5 rows are added in the table?

4. Explain the following constraints:

(a) Candidate Key       (b) Not Null

5. “ NAME” is a column in a table “SCHOOL”. The SQL queries:

SELECT COUNT (*) FROM SCHOOL;

and SELECT COUNT(NAME) FROM SCHOOL; give the result 20 and 19 respectively. What may be the possible reason for this? How many records are present in the table: 20 (or) 19.

6. The It_No and Cost columns of a table „ITEM‟ are given below:

CBSE Class 11 Informatics Practices Question Paper Set I Solved 2

based on this information, find the output of the following queries:

(i) SELECT AVG(COST) FROM ITEM;

(ii) SELECT COST+400 FROM ITEM WHERE ITEM_NO <= 103;

7. Find the output of the following:

(a) Select Truncate(674.674, 1),Round(563.76,-1);

(b) Select Substr(“INDIA WELCOMES YOU”,1,5) from dual;

(c ) Select Dayofmonth(“2015-04-20”);

(d) Select mod(45,5);

8. How Order by Clause is different from Group by Clause in MySql? Explain with an example.

9. If a database “STUDENT” exists, which command help you to start working in that database and write a command to display all the tables from the database STUDENT.

10. Create the table STUD_2018 based on the following fields:

CBSE Class 11 Informatics Practices Question Paper Set I Solved 3

 

Please click on below link to download CBSE Class 11 Informatics Practices Question Paper Set I Solved

Tags: 

 


Click to View or Download pdf file
Click for more Informatics Practices Study Material

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Moderation of Marks Class 11 and 12 Board Exams

The portal for moderation and finalization of results for Class-12 is being opened from 16.07.2021 to 22.07.2021. As Board has to declare the result latest by 31.07.2021, schools have been requested to follow the schedule strictly and complete the moderation within...

MCQ Question based CBSE examination

For 2021-22 CBSE has launched MCQ question-based examination for Term 1 & Term 2 board examinations. The entire syllabus has been divided into two parts each including 50% of the entire syllabus. To score well, students must practice as per the new CBSE term-wise...

CBSE Class 10 Revised Syllabus

Last year CBSE had to reduce the syllabus because of the pandemic situation but it was not very effective because there were no examinations. This year to avoid any confusion and conflict, CBSE has decided to reduce the syllabus into term 1 and term 2. 50 percent of...

CBSE Board Examination Scheme of Assessment 2021 2022

A. Academic session to be divided into 2 Terms with approximately 50% syllabus in each term: The syllabus for the Academic session 2021-22 will be divided into 2 terms by following a systematic approach by looking into the interconnectivity of concepts and topics by...

Score well in Class 12 English Boards Exam

12th Board exams are an important part of students' lives. The marks obtained in the board exam decide the college in which one can study. In class 12 the syllabus of each and every subject increases vastly and it is difficult to cover up every point. In English also...

How To Solve Unseen Passages In English

Unseen passages may contain one or many paragraphs. This is one of the important yet easy parts for a student to get marks. Students should thoroughly study and understand the passage to answer the related questions. The unseen passages are there just to test the...

×
Studies Today