Question 1

The ________ clause specifies the type constraint for type parameter T.

Accepted Answer

A)  when 
B)  constraint 
C)  where 
D)  cnstr 
A)  when 
B)  constraint 
C)  where 
D)  cnstr C

Question 2

Which statement is false

Accepted Answer

A)  Each type parameter list contains one or more type parameters, separated by commas. 
B)  A type parameter name must be unique among different generic methods. 
C)  The type parameters act as placeholders for the types of the arguments passed to a method. 
D)  The type parameter names throughout the method declaration must match those declared in the type parameter list. 
A)  Each type parameter list contains one or more type parameters, separated by commas. 
B)  A type parameter name must be unique among different generic methods. 
C)  The type parameters act as placeholders for the types of the arguments passed to a method. 
D)  The type parameter names throughout the method declaration must match those declared in the type parameter list. B

Question 3

Generic methods can be overloaded by non-generic methods that have the same method name and the same or different number of method parameters.

Accepted Answer

A) True 
 B)False  True

Question 4

Generics make writing a program more __________.

Accepted Answer

A)  elegant 
B)  cumbersome 
C)  concise 
D)  a and c 
A)  elegant 
B)  cumbersome 
C)  concise 
D)  a and c

Question 5

When a method is called,the compiler tries to find a method that matches the _________ of the method call.

Accepted Answer

A)  name 
B)  argument types 
C)  return type 
D)  a and b 
E)  All of the above 
A)  name 
B)  argument types 
C)  return type 
D)  a and b 
E)  All of the above

Question 6

It's not possible to apply multiple constraints to a type parameter.

Accepted Answer

A) True 
 B)False

Question 7

A generic method can be overloaded by ________ method.

Accepted Answer

A)  a non-generic method 
B)  a generic method 
C)  a and b 
D)  None of the above 
A)  a non-generic method 
B)  a generic method 
C)  a and b 
D)  None of the above

Question 8

Generic methods are often used to perform similar operations on different types of data.

Accepted Answer

A) True 
 B)False

Question 9

When the compiler encounters a method call,it attempts to locate a method declaration that has the same signature as the method call.

Accepted Answer

A) True 
 B)False

Question 10

Generics provide __________ that allows the compiler to catch invalid types.

Accepted Answer

A)  compile-time type safety 
B)  compile-time exception checking 
C)  compile-time error checking 
D)  run-time type safety 
A)  compile-time type safety 
B)  compile-time exception checking 
C)  compile-time error checking 
D)  run-time type safety

Question 11

All generic method declarations have a type parameter section delimited by __________.

Accepted Answer

A)  curly brackets ({ and }) 
B)  angle brackets () 
C)  square brackets ([ and ] ) 
D)  parenthesis 
A)  curly brackets ({ and }) 
B)  angle brackets () 
C)  square brackets ([ and ] ) 
D)  parenthesis

Question 12

Generic methods can not be overloaded.

Accepted Answer

A) True 
 B)False

Question 13

A generic method's body is declared differently than that of any other method.

Accepted Answer

A) True 
 B)False

Question 14

You can use explicit type arguments to indicate the exact type that should be used to call a generic method (e.g.,).

Accepted Answer

A) True 
 B)False

Question 15

If there's a constructor constraint,the type argument's class must not provide constructors.

Accepted Answer

A) True 
 B)False

Question 16

IComparable objects cannot,by default,be used with generic code.

Accepted Answer

A) True 
 B)False

Question 17

A ________ provides a means for describing a class in a type-independent manner.

Accepted Answer

A)  subclass 
B)  generic class 
C)  concrete class 
D)  parameterized class 
A)  subclass 
B)  generic class 
C)  concrete class 
D)  parameterized class

Question 18

The type constraints determine the operations that can be performed on the type parameters.

Accepted Answer

A) True 
 B)False

Question 19

__________ enable you to specify,with a single class declaration,a set of related classes.

Accepted Answer

A)  Overloaded classes 
B)  Overriden classes 
C)  Generic classes 
D)  Generics 
A)  Overloaded classes 
B)  Overriden classes 
C)  Generic classes 
D)  Generics

Question 20

A class can provide two or more generic methods that specify the same method name but with different number of method parameters and/or type parameters.

Accepted Answer

A) True 
 B)False

Exam 20: Generics

The ________ clause specifies the type constraint for type parameter T.

Which statement is false

Generic methods can be overloaded by non-generic methods that have the same method name and the same or different number of method parameters.

Generics make writing a program more __________.

When a method is called,the compiler tries to find a method that matches the _________ of the method call.

It's not possible to apply multiple constraints to a type parameter.

A generic method can be overloaded by ________ method.

Generic methods are often used to perform similar operations on different types of data.

When the compiler encounters a method call,it attempts to locate a method declaration that has the same signature as the method call.

Generics provide __________ that allows the compiler to catch invalid types.

All generic method declarations have a type parameter section delimited by __________.

Generic methods can not be overloaded.

A generic method's body is declared differently than that of any other method.

You can use explicit type arguments to indicate the exact type that should be used to call a generic method (e.g.,< int >).

If there's a constructor constraint,the type argument's class must not provide constructors.

IComparable objects cannot,by default,be used with generic code.

A ________ provides a means for describing a class in a type-independent manner.

The type constraints determine the operations that can be performed on the type parameters.

__________ enable you to specify,with a single class declaration,a set of related classes.

A class can provide two or more generic methods that specify the same method name but with different number of method parameters and/or type parameters.

Introduction to Computers, the Internet and Visual C#

Dive Into Visual Studio Community

Introduction to C# Apps

Introduction to Classes,Objects,Methods and Strings

Control Statements: Part 1

Control Statements: Part 2

Methods: a Deeper Look

Arrays;Introduction to Exception Handling

Introduction to Linq and Generic Collections

Classes and Objects: A Deeper Look

Object-Oriented Programming: Inheritance

Object-Oriented Programming: Polymorphism

Exception Handling: A Deeper Look

GUI With Windows Forms: Part 1

GUI With Windows Forms: Part 2

Strings,Characters and Regular Expressions

Files and Streams

Searching and Sorting

Data Structures

Collections

Databases and LING

Asynchronous Programming With Async and Await

XML

GUI With Windows Presentation Foundation

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