CBSE Class 11 Informatics Practices Sample Paper Set 10

CBSE Class 11 Informatics Practices Sample Paper Set J. It’s always recommended to practice as many sample papers as possible before the examinations. Students can download the sample papers and also question papers of previous years to practice and score better marks in examinations. Refer to other links too for more sample papers.

Q.1 Answer the following questions:

(i) Name the super computers developed in India. 

(ii) Why is disk defragmenter useful? 

(iii) What is time sharing operating system? 

(iv) What are developer tools? 

(v) What do you mean by Language Processors? Discuss the types of Language Processors in brief.

(vi) What are different types of threats to computer security? 

(vii) Why is binary language often termed as machine language? Why is machine language required?

Q.2 Answer the following questions:

(i) Why is JAVA often termed as a Platform? 

(ii) How is Java bytecode executed? 

(iii) What is token? 

(iv) What do you mean by reference data types? 

(v) What is dynamic initialization of a variable? Explain with an example. 

(vi) Given that:

int x, m=2000; short y;

byte b1= -40, b2; long n;

Which of the following assignment statements will evaluate correctly? Also determine the data type of resultant variable.

(i) x=m*b1;

(ii) n=m*3L;   

(vii) Given the following code fragment;

int ch = 20;

System.out.println( ++ch);

System.out.println(ch);

Now answer the following:

(i) What output does the above code fragment produce?

(ii) What is the effect of replacing ++ch with ch+1?

Please click the link below to download CBSE Class 11 Informatics Practices Sample Paper Set J