Question 1

A static variable represents class-wide information.

Accepted Answer

A) True 
 B)False

Question 2

A program contains a copy of a static variable for each object that's instantiated.

Accepted Answer

A) True 
 B)False

Question 3

The keyword is used to pass value-type variables to methods by-refer
Ence.

Accepted Answer

A)  ref 
B)  reference 
C)  RefPass 
D)  None of the above. 
A)  ref 
B)  reference 
C)  RefPass 
D)  None of the above.

Question 4

Stacks are _____________ data structures.

Accepted Answer

A)  FIFO 
B)  Random 
C)  LIFO 
D)  None of the above. 
A)  FIFO 
B)  Random 
C)  LIFO 
D)  None of the above.

Question 5

A recursive method knows directly how to solve only the base case.

Accepted Answer

A) True 
 B)False

Question 6

Let x be a double.How can you typecast a double into a float

Accepted Answer

A)  implicitly 
B)  x(float) 
C)  (float)x 
D)  x = float 
A)  implicitly 
B)  x(float) 
C)  (float)x 
D)  x = float

Question 7

To access the class's non-static members,a static method must use a reference to an object of the class.

Accepted Answer

A) True 
 B)False

Question 8

If a change is made to an underlying value in an enumeration,you must change the pro
gram in every place that the old value was used.

Accepted Answer

A) True 
 B)False

Question 9

What does the Framework Class Library hold

Accepted Answer

A) namespaces 
B)  classes 
C)  methods 
D)  All of the above. 
A) namespaces 
B)  classes 
C)  methods 
D)  All of the above.

Question 10

Random-number generator scaling is the process of:

Accepted Answer

A)  causing each number in a range to have equal likelihood of being generated 
B)  modifying the range from which a number will be generated 
C)  calculating a sequence of numbers to be generated 
D)  None of the above. 
A)  causing each number in a range to have equal likelihood of being generated 
B)  modifying the range from which a number will be generated 
C)  calculating a sequence of numbers to be generated 
D)  None of the above.

Question 11

Methods can return at most one value.

Accepted Answer

A) True 
 B)False

Question 12

Identifiers declared within a class have

Accepted Answer

A)  block scope 
B)  class scope 
C)  local scope 
D)  None of the above. 
A)  block scope 
B)  class scope 
C)  local scope 
D)  None of the above.

Question 13

Converting a simple type to another simple type may change the value.

Accepted Answer

A) True 
 B)False

Question 14

Repeating high-quality,high-performance code in a program helps ensure higher qual
ity programs.

Accepted Answer

A) True 
 B)False

Question 15

Values returned by the Random class method Next are pseudo-random numbers.

Accepted Answer

A) True 
 B)False

Question 16

Programmers can create reference types.

Accepted Answer

A) True 
 B)False

Question 17

When an object is concatenated with a string:

Accepted Answer

A)  a compilation error occurs 
B)  a runtime error occurs 
C)  the object's ToString method is implicitly called 
D)  the object's class name is used 
A)  a compilation error occurs 
B)  a runtime error occurs 
C)  the object's ToString method is implicitly called 
D)  the object's class name is used

Question 18

A(n)is a value type that contains a set of constant values.

Accepted Answer

A)  enumeration 
B)  object 
C)  set 
D)  None of the above. 
A)  enumeration 
B)  object 
C)  set 
D)  None of the above.

Question 19

The technique of dividing large programs into simple problems is known as divide and conquer.

Accepted Answer

A) True 
 B)False

Question 20

A particular seed value passed to the Random class's constructor causes the Random object to always produce the same series of random numbers.

Accepted Answer

A) True 
 B)False

Exam 7: Methods: a Deeper Look

A static variable represents class-wide information.

A program contains a copy of a static variable for each object that's instantiated.

The keyword is used to pass value-type variables to methods by-refer Ence.

Stacks are _____________ data structures.

A recursive method knows directly how to solve only the base case.

Let x be a double.How can you typecast a double into a float

To access the class's non-static members,a static method must use a reference to an object of the class.

If a change is made to an underlying value in an enumeration,you must change the pro gram in every place that the old value was used.

What does the Framework Class Library hold

Random-number generator scaling is the process of:

Methods can return at most one value.

Identifiers declared within a class have

Converting a simple type to another simple type may change the value.

Repeating high-quality,high-performance code in a program helps ensure higher qual ity programs.

Values returned by the Random class method Next are pseudo-random numbers.

Programmers can create reference types.

When an object is concatenated with a string:

A(n)is a value type that contains a set of constant values.

The technique of dividing large programs into simple problems is known as divide and conquer.

A particular seed value passed to the Random class's constructor causes the Random object to always produce the same series of random numbers.

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

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

Generics

Collections

Databases and LING

Asynchronous Programming With Async and Await

XML

GUI With Windows Presentation Foundation

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