Placement papers on Csharp - Set 2

Placement papers on Csharp - Set 2

1. Can you store multiple data types in System.Array?

No
Yes
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2. Which of the following is incorrect about System.Text.StringBuilder and System.String?

StringBuilder is more efficient when there is a large amount of string manipulation
Strings are immutable, so each time a string is changed, a new instance in memory is created.
StringBuilder is mutable; when you modify an instance of the StringBuilder class, you modify the actual string, not a copy
Strings are mutable in .Net
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3. What is MSIL?

Multi Socket Interface Library
Microsoft Intermediate Language
Microsoft Interface Language
Microsoft Integer Long
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4. An assembly is

A collection of files that appear to the programmer to be a single DLL or EXE.
properties of c#
events Of c#
declarative syntax of Java
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5. Which of following is correct:

enum Day{Sunday= 01,Monday= 02,Tuesday= 03,Wednesday=04,Thursday= 05,Friday= 06,Saturday=07}
Day enum{Sunday= 01,Monday= 02,Tuesday= 03,Wednesday=04,Thursday= 05,Friday= 06,Saturday=07}
Day{Sunday= 01,Monday= 02,Tuesday= 03,Wednesday=04,Thursday= 05,Friday= 06,Saturday=07}
enumeration Day{Sunday= 01,Monday= 02,Tuesday= 03,Wednesday=04,Thursday= 05,Friday= 06,Saturday=07}
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6. In C#, by default structs are passed how?

By memory.
By value.
By reference.
By address.
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7. What is boxing?

Encapsulating an object in a value type.
Encapsulating a copy of an object in a value type.
Encapsulating a value type in an object.
Encapsulating a copy of a value type in an object.
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8. Which property will you use to process different server paths in a page?

Request
Response
Server
Application
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