Question Papeer of CS-74 Introduction to Internet Programming Dec -2003

Q1 (i). Write a Java program to calculate Cr,
where C = n!/(n - r) ! (r!)
The input of n and r should be accepted from command line.

(ii) What is final keyword? What happens if we apply keyword in class access specifier?

(iii) List all the primitive data types with their sizes as defined in Java.

(iv) Explain the action of break and labelled break commands.

(v) What are reference type variables? How many types of reference variables are available in Java?

Question Paper of CS -74 Introduction To Internet ProgrammingJune -2003

Ql(i). Write a Java program to calculate Fibonacci series recursively.

(ii) What is a Java virtual machine?

(iii) What is the difference between keyword throw and throws?

(iv) What is the difference between an application and an applet?

(v) List all primitive data types, size and range of values they accept.

Question Paper of CS -74 Introduction To Internet ProgrammingDec -2002

Ql (i). Write a complete Java program to find out whether the string t, is contained in the string t. If so, it returns the offset of the first match. If not, it returns -1.

(ii) Answer the following questions:
(a) What is the relationship between Java and HTML?

(b) What happens when your program attempts to access an array element with an invalid index?

© How do you set colours and fonts in a graphics context? How do you find the current colour and font style?

(d) Describe the paint() method. Where is it defined? How is it invoked?

(e) Comment on “Java is a robust programming language".

Question Paper of CS -74 Introduction To Internet Programming June -2002

Ql(i). Write a Java program that reads in an integer and breaks it into a sequence of individual digits, for example, the input 16384 is displayed as 1 6 3 8 4.

(ii) Answer the following questions:
(a) What is a final variable? Can you define a final variable without supplying its value?

(b) What is the Java virtual machine ? Explain it.

© What is a integrated programming environment?

(d) Describe the paint() method. Where is it defined? How is it invoked?

(e) What method do you use to obtain an input character from a keyboard?

(f) Describe important men tods in a container and in a panel. Methods in container:

Question Paper of CS -74 Introduction To Internet Programming Dec -2001

Ql(i). Describe Unicode and ASCII code.

(ii) Java is object-oriented. What are the advantages of object-oriented programming compared to procedural oriented programming?

(iii) Write a recursive program in Java for the greatest common divisor (GCD), Given two positive integers, the GCD is the largest integer that divides them both.

(iv) What is the need of a layout manager? Describe flo wlayout. How do you create a flowlayout manager? How do you add a componenet to a flow-layout container? Is the number of components to be added to a flow-layout container limited?

Question Papere of CS-74: Introduction To Internet Programming June-2001

Ql(i). Write a Java program to count 1 to 1000 numbers using 10 threads.

(ii) Write a complete Java program to calculate Fibonacci series non recursively.
(iii) Describe main features of Java programming language.

Question Paper of CS-74 Introduction To Internet Programming June - 2005

Q.l(a) Write a program in Java to find the largest and smallest of n numbers stored in an array, where n is a positive integer.
Program to find Max and Min in an Array.

(b) What happens if final is applied to method in a class ? Explain with the help of suitable example.

© Write the output of the following statements where int a - -10; b-2;
(i) a + 1 2;
(ii) a b + 1;

(d) What is method overloading in Java ? Overload a method swap() to swap values of two variables x, y. Write a program that swaps two integer values as well as two char values.

(e) What are the inner classes in Java ? Explain with example.

(f) What is ‘this’ pointer ? Explain with example.

(g) The commission paid to a salesperson is calculated as follows :
1. If sales < 50, no commission
2. If 50 < = sales ,< = 500, then 10% commission
3. If sales > 500 then commission = Rs. 50 + 8%
Write a Java program and test it with five samples of data.

Question Paper of CS-74 Introduction To Internet Programming Dec.2004

Ql(a) Why is Java platform independent ? Explain two advantages of Java independency.

(b) Explain why main method of any Java program is always static. Your explanation should include all the properties of any static method.

© Write a program in Java to print the following pattern for a given input n = 5.
Number = 1 Sum = 1
Number = 2 Sum = 3
Number = 3 Sum = 6
Number = 4 Sum = 10
Number = 5 Sum = 15

(d) Explain three uses of final keyword with the help of suitable example for each,

(e) What are the different data types available in Java ? Explain the need of various data types.

Question Paper of CS-610 : Foundation Course in English for Computing

Ql. Read the passage given below and answer the questions which are based on it :

(i) Why are the scientists and environmentalists worried about the futur ?

(ii) Give two reasons for increased amounts of carbon dioxide in the atmosphere.
(iii) Find out (from the passage) a word each having similar meaning a* the following words :

(iv) Write a sentence using the word ‘warm’ in a sense other than the one in the passage.
(v) How can the use of computers help in solving the problem of global warming ?
(vi) Which of the following statements are True of False according to the passage ?

For those that are true, write th* corresponding sentences from the passage. For those that are false, write the corrected statements.

(a) Up until the 1960s, global warming was definitely due to natural factors.
(b) Global atmospheric temperature was less in the 19th century than in the 20th.
© Atmospheric temperature is independent of carbon monoxide concentrations.
(d) The above passage is merely factual, it neither expresses concern nor approval.

2(a) Change the following sentence to passive voice :
(i) Many countries do not play cricket.
(ii) A small number of people are contesting the election this time.

(b) Fill in the blanks below with the correct tense forms of the verbs given in brackets :
(i) I guess someone———–(come): I hear footsteps.
(ii) She________ (write) so much better now than she used to.
(iii)I_______(read) the instructions but I don’t understand them.

Q3. In the following, do as directed :
(i) Correct the following sentences :
(a) The cat fell in well.

(b) Time and money both are required to play polo.

© I am understanding the lesson now.

(ii) Complete the sentence with a suitable question tag :
They haven’t finished the job have they ?

(iii) Fill in the blank with a suitable article (a, an, the) :

(iv) Use the following words in one sentence each to bring out the difference in their meanings. You may change the form of words if required.

Q4. Write a paragraph in about 150 words on any one of the following. The topic sentence is given to you. Develop it keeping in mind unity, order and coherence.

Q5. Read the following passage and summarize it to one-third its length. Could this Product Kill Millions?

Q6. Write a composition in about 300 words on any one of the followi topics :
(i) The Problem of E-Waste

(ii) E-mail has definitely replaced the personal letter

(iii) I would change many things it I were the Prime Minister for one month

Question Paper of CS-610 : Foundation Course in English for Computing

Ql. Read the passage given below and answer the questions which are based on i .

Q2. Do as directed :

(i) Fill in the blank with a suitable proposition. The fourth generation
computers were first introduced _________the late 1970s.

(ii) Correct the following sentence : Have you packed all your baggages ?

(iii) To complete the sentence, fill in the blank with a suitable article :
He is__________honourable man.

(iv) Fill in the blank with a suitable modal.
I wonder why Ram hasn’t answered my letter ? He___be ill.

(v) Change into reported speech :
“You’d better were a coat. It’s very cold ,” he said.

(vi) Use the following words in one sentence each to bring out the
difference in meaning :
(a) fair
(b) fare

(vii) Comlete the sentence by adding a suitable relative, clause.
Please return the books________________.

(viii) Give one word that has the same vowel sound as in ‘hot’, (ix) make a sentence using the phrasal verb ‘give up’.

Q3. Change the following sentences to passive voice :
(i) They threw away the old newspapers.
(ii) How does he operate the machine?
(iii) He gave me a book.
(iv) Inform the police.
(v) The engineers ware discussing the details of the project. I

Q4. Fill in the blanks with the correct tense form of the verbs given in brackets:
(i) He_____________(smoke) at least fifty cigarettes a day.
(ii) They ______(fly) kites last Sunday at this time.
(iii) He ____________(write) a report when I_________(knock) at the door.
(iv) Renu____________(be) fond of dogs.

Q5. Write a dialogue in about 150 words on any one of the following: (i) You and your friend are planning to go on a trek to the mountains. Decide on the things you need to take along with you.

What do you say?

Q6. Write a composition in about 250 words on any one of the following:

(i) The merits and demerits of Internet
(ii) Clean surroundings help prevent diseases