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In C#, events are _____________________________ . a. Boolean objects b. handled by catch blocks c. triggered by actions d. only used in GUI programs - Answer- c. triggered by actions A delegate is an object that contains a reference to a(n) _____________________________ . a. object b. method c. class d. Control - Answer- b. method C# delegates provide a way for a program to _____________________________ . a. take alternative courses that are not determined until runtime b. includ...

An object is a(n) ________________________ of a class. a. instantiation b. institution c. child d. relative - Answer- a. instantiation A class header or class definition can contain all of the following except ________________________. a. an optional access modifier b. the keyword class c. an identifier d. initial field values - Answer- d. initial field values Most fields in a class are created with the ________________________ modifier. a. public b. private c. new d. protecte...

Specific types of objects assume features of more general classes through ____________________. a. polymorphism b. inheritance c. encapsulation d. structure - Answer- b. inheritance Which of the following is not a benefit of using inheritance when creating a new class? a. You save computer memory because when you create objects of the new class, storage is not required for parent class fields b. You reduce the chance of errors, because the parent class methods have already been used ...

a. GUI objects b. Controls c. widgets d. all of these - Answer- d. all of these All Control objects descend from ________________________ . a. Form b. Component c. ButtonBase d. all of these - Answer- b. Component Which of the following is most like a RadioButton? a. ListControl b. CheckedListBox c. PictureBox d. Button - Answer- d. Button Which of the following is not a commonly used Control property? a. BackColor b. Location c. Language d. Size - Answer- c. Language ...

What is the output of the following code segment? int a = 3, b = 4; if(a == b) Write("X"); WriteLine("Y"); a. X b. Y c. XY d. nothing - Answer- b. Y What is the output of the following code segment? int a = 3, b = 4; if(a < b) { Write("Y"); WriteLine("Z"); } a. Y b. Z c. YZ d. nothing - Answer- c. YZ What is the output of the following code segment? int a = 3, b = 4; if(a > b) Write("Up"); else WriteLine("Down"); a. Up b. Down c. UpDo...

Programming languages such as C#, Java, and Visual Basic are what type of language? - Answer- high-level A program that translates high-level programs into intermediate or machine code is a - Answer- compiler The grammar and spelling rules of a programming language constitute its - Answer- syntax Variables are : a. named memory locations b. unexpected results c. grammar rules d. operations - Answer- a. named memory locations Programs in which you create and use objects that h...

Random access memory is ________________________. a. volatile b. persistent c. permanent d. sequential - Answer - a. volatile A collection of data stored on a nonvolatile device in a computer system is a(n) ________________________. a. application b. operating system c. computer file d. memory map - Answer - c. computer file Which of the following is not considered to be permanent storage? a. a USB drive b. a hard disk c. RAM d. None of these is permanent storage. - Answer - c...

When you use a number such as 45 in a C# program, the number is a - Answer- literal constant A variable declaration must contain all of the following - Answer- a data type, an identifier, and an ending semicolon True or false? Two variables of the same type can be declared in the same statement. - Answer- true Assume that you have two variables declared as int var1 = 3; and int var 2= 8; Write the statement that would WriteLine "838" using placeholders. - Answer- WriteLine...

Information Age - Answer- period in history where the production, distribution, and control of information is the primary driver of the economy Digital Revolution - Answer- conversion from mechanical and analog devices to digital devices Bell's Law - Answer- "a new computer class forms roughly each decade establishing a new industry" digital devices will evolve so quickly that they will enable new platforms, programming environments, industries, networks, and information systems ev...

Assembly and machine language are examples of which type of programming language? - Answer- These are examples of *low-level programming languages*. JavaScript, Python, PHP, and JSP are examples of what type of programming language? - Answer- These are examples of *scripting languages*. BASIC, C, C++, FORTRAN, and LISP are examples of which kind of programming language? - Answer- These are known as *high-level programming languages*. A system comprised of different parts working toge...