Shanmugha Arts Science Technology and Research Academy (SASTRA) University 2009-1st Sem B.Tech Computer Science and Engineering FIFTH MONTHLY TEST - Question Paper

SASTRA UNIVERSITY
Department of Computer Science and Engineering
I Monthly Test
BCSDCS501- C# and .NET Framework
Time:90 minutes Marks:50

PART A

ans all ques. (10*2=20)
1.Explain kind safe.

2.What is MSIL?

3.What is an alias?

4.Explain Boxing.

5.Explain Narrowing and Widening?

6.What is "fall through" in Switch statement?How is it achieved?

7.What is an empty statement?How is it useful?

8.Distinguish ranging from ref and out parameters.

9.How does an array of ArrayList class differ from an array of Array class?

10.What is an immutable?How can we replace such strings?

PART B
ans all questios (3*10=30)
11.(I)Explain explicit conversion with example.[Marks 6]

(II)Write a program Shown beneath a Flyod's triangle[Marks 4]
1
0 1
one 0 1

12.(I)Demonstrate the typical use of subsequent jump statements.[Marks 4]
a. break
b. goto

(II) Write a c# program thay accepts a shopping list of 5 items from the command lines.Stores them in string kind array and then prints the list in alphabetical order.[Marks 6]

13.(I)What are regular expressions?When do you use them?[Marks 5]

(II)Write a C# program to store string "123456789" and use it to display the subsequent trend.[Marks 5]
1
two three 2
three four five four three
four five six seven six five four

Earning:   Approval pending.