Deck 1: A First Program Using C#

Question 1

The program you are creating must output information onto the screen, and then position the cursor on the next line in preparation for additional output.What method should you use?

A) Write()
B) Println()
C) Main()
D) WriteLine()

Answer 1

D

Question 2

Programmers make use of what type of program in order to translate higher-level language statements into machine code?

A) a command prompt
B) an IDE
C) a compiler
D) a JIT

Answer 2

C

Question 3

Internally, computers are constructed from circuitry that consists of small on/off switches.What is the most basic circuitry-level language that computers use to control the operation of those switches called?

A) syntax
B) machine language
C) compiler
D) program

Answer 3

B

Question 4

The C# programming language was developed as an object-oriented and component-oriented language.

Question 5

What technique involves the packaging of an object's attributes and methods into a cohesive unit that can be used as an undivided entity?

A) encapsulation
B) polymorphism
C) inheritance
D) interface

Question 6

The Visual Studio IDE gives you advanced features such as syntax coloring and automatic statement completion.

Question 7

What information must be supplied when utilizing a method that requires additional information in order to operate?

A) literal strings
B) primitive data
C) arguments
D) namespace

Question 8

What term describes a one-word name with no embedded spaces that references a variable in a program?

A) behavior
B) bug
C) identifier
D) attribute

Question 9

What is the process of removing all syntax and logical errors from a program in order to create a working program that accomplishes all intended tasks known as?

A) debugging
B) compiling
C) commenting out
D) executing

Question 10

When the keyword void is used in the Main() method header, it indicates that the Main() method is empty.

Question 11

What type of program is created by the use of named memory locations and a series of steps or operations to manipulate the values of those memory locations?

A) object-oriented
B) component-oriented
C) variable-oriented
D) procedural

Question 12

Machine language is expressed as a series of 1s and 0s.

Question 13

Encapsulation is similar to using a device without regard for the internal mechanisms.What is the common term for this type of device?

A) interface
B) black box
C) object
D) blue box

Question 14

What kind of programming language allows you to use a vocabulary of reasonable terms such as "read," "write," or "add" instead of the sequence of on/off switches that perform these tasks?

A) high-level
B) machine-level
C) low-level
D) switch-level

Question 15

What programming style capitalizes the first letter of all new words in an identifier, including the first one?

A) camel casing
B) upper casing
C) OOP casing
D) Pascal casing

Question 16

What can be used to extend an existing class so as to create a more specific class?

A) inheritance
B) encapsulation
C) polymorphism
D) abstraction

Question 17

A series of four or five comparisons and calculations that together determine an employee's withholding tax value might be grouped using what sort of logical unit?

A) an attribute
B) a method
C) a class
D) a structure

Question 18

A program's execution of various statements and procedures in a correct order to produce desired results is referred to as what defining characteristic?

A) the program's GUI
B) the attributes utilized by the program
C) the methods of the program
D) the program's logic

Question 19

What is an object in relation to a defined class in a programming language?

A) It is a property of the class.
B) It is an interface to the class.
C) It is an instance of the class.
D) It defines the class state.

Question 20

C# programmers must use Pascal casing when creating method names to produce an executable program.

Question 21

Where can a method's name and information about what will be passed into the method and returned from it be found?

A) in the body of the method
B) in the method's keywords
C) in the method's class definitions
D) in the method's header

Question 22

What statement regarding the C# programming language is accurate?

A) The C# programming language was developed as a procedural language.
B) C# only allows specific pieces of data to be treated as objects.
C) C# provides constructs for creating components with properties, methods, and events.
D) C# is modeled after the COBOL programming language.

Question 23

An identifier that is prefixed with an @ and allows you to use code written in other languages that do not have the same set of reserved keywords is known by what name?

A) a language identifier
B) a verbatim identifier
C) a translating identifier
D) a commenting identifier

Question 24

How would you compare C# with Java?

Question 25

What can be used as a construct that acts like a container to provide a way to group similar classes?

A) namespace
B) method
C) object
D) black box

Question 26

Explain the main characteristics of inheritance.

Question 27

What is of the following NOT a keyword by the C# language?

A) implicit
B) catch
C) static
D) global

Question 28

Explain the main characteristics of encapsulation.

Question 29

What are the types of comments supported by C#?

Question 30

What are the components of a C# method?

Question 31

What must be done once a C# program has been finished before it can be used?

A) It must be fed to a runtime interpreter.
B) It must be compiled into intermediate language.
C) It must be stripped of all comments before it can run.
D) It must be compiled in both the command line and within the Integrated Development Environment.

Question 32

Explain the concept of methods in object-oriented programming.

Question 33

What are the requirements when choosing an identifier for a C# class?

Question 34

The use of void and static are both examples of what predefined C# language component?

A) classes
B) attributes
C) objects
D) keywords

Question 35

What is the meaning of the keyword static in C# in a method header?

Question 36

What command can be used from the Developer Command Prompt in order to compile a C# program?

A) c#-compile
B) csc
C) gcc-c#
D) csharpc

Question 37

When writing C# code, how do you indicate a namespace?

A) You must specify the namespace by using the namespace keyword, followed by the namespace.
B) You must use the declare namespace keywords, followed by the namespace.
C) You must utilize the using clause, or using directive, by specifying using, followed by the namespace.
D) You must use create a file called "namespace", and include all namespace code in this file.Then, the namespace can be used by name in your program.

Question 38

What are nonexecuting statements that you can use to document or add notes to assist in the use of the program?

A) verbatim identifier
B) program comments
C) namespaces
D) whitespaces

Question 39

What are the features supported by object-oriented programming?

Question 40

What are the attributes and state of an object?