Deck 2: Principles of Programming and Software Engineering

Question 1

A top-down design identifies actions by focusing on the ______ in the problem statement.

A)nouns
B)verbs
C)adjectives
D)adverbs

Answer 1

B

Question 2

The syntax errors of a program are removed during the ______ phase of the program's life cycle.

A)verification
B)coding
C)testing
D)refining
E)maintenance

Answer 2

B

Question 3

The data flow among the modules of a program is specified during the ______ phase of the software life cycle.

A)specification
B)design
C)coding
D)verification

Answer 3

B

Question 4

A statement about a particular condition at a certain point in an algorithm is called a(n)______.

A)base case
B)invariant
C)assertion
D)loop invariant

Question 5

Modularity describes a program that is organized into ______.

A)loosely coupled and highly cohesive modules
B)tightly coupled and highly cohesive modules
C)loosely coupled modules which are not cohesive
D)tightly coupled modules which are not cohesive

Question 6

______ describes the ability of a class to derive properties from a previously defined class.

A)Encapsulation
B)Inheritance
C)Polymorphism
D)Information hiding

Question 7

A(n)______ is a step-by-step specification of a method to solve a problem within a finite amount of time.

A)prototype
B)module
C)solution
D)algorithm

Question 8

Which of the following is an example of a syntax error?

A)a program encounters an instruction to divide by zero
B)an array subscript in a program goes out of range
C)the beginning of a while loop is written as "whille" instead of "while"
D)an algorithm that calculates the monthly payment of a loan displays incorrect results

Question 9

User-detected errors are corrected during the ______ phase of the software life cycle.

A)maintenance
B)coding
C)refining
D)testing
E)verification

Question 10

The first phase of the life cycle of software is the ______ phase.

A)design
B)risk analysis
C)specification
D)coding

Question 11

With ______,objects can determine appropriate operations at execution time.

A)encapsulation
B)inheritance
C)polymorphism
D)information hiding

Question 12

The communication mechanisms among modules are called ______.

A)algorithms
B)solutions
C)prototypes
D)interfaces

Question 13

An instance of a class is known as a(n)______.

A)module
B)object
C)abstract data type
D)data structure

Question 14

A(n)____ is a collection of data and a set of operations on the data.

A)method
B)exception
C)abstract data type
D)data structure

Question 15

Object-oriented design identifies objects by focusing on the ______ in the problem statement.

A)nouns
B)verbs
C)adjectives
D)adverbs

Question 16

A(n)______ is a construct that can be defined to store a collection of data.

A)data structure
B)module
C)abstract data type
D)method

Question 17

A set of objects that have the same type is called a(n)______.

A)data structure
B)abstract data type
C)module
D)class

Question 18

Which of the following is an example of a logical error?

A)an algorithm that calculates the monthly payment of a loan displays incorrect results
B)an array subscript in a program goes out of range
C)a program expects a nonnegative number but reads -23
D)the beginning of a while loop is written as "whille" instead of "while"

Question 19

Self-contained units of code are called ______.

A)modules
B)invariants
C)algorithms
D)exceptions

Question 20

A(n)______ is a condition that is always true at a particular point in an algorithm.

A)assertion
B)exception
C)constant
D)invariant

Question 21

The cost of software includes the consequences of the software not behaving correctly.

Question 22

A(n)______ is a mechanism for error handling.

A)prototype
B)class
C)exception
D)abstract data type

Question 23

The specifications of a module indicate how that module should be implemented.

Question 24

A module reacts to an exception that another module throws by ______ the exception.

A)guarding
B)throwing
C)accepting
D)catching

Question 25

A module indicates that an error has occurred by catching an exception.

Question 26

During the specification phase of the life cycle of software,the programmer should specify what enhancements to the program are likely in the future.

Question 27

A prototype program is created during the ______ phase of the software life cycle.

A)design
B)specification
C)coding
D)testing

Question 28

Which of the following is an example of an error in input data?

A)a program encounters an instruction to divide by zero
B)an array subscript in a program goes out of range
C)an algorithm that converts a temperature in Celsius to Fahrenheit displays the wrong results
D)a program expects a positive number but reads -23

Question 29

Which of the following is NOT used to find logical errors?

A)breakpoints
B)watches
C)System.out.println statements
D)exceptions

Question 30

Coding is a relatively minor phase in the software life cycle.

Question 31

Syntax errors are corrected during the maintenance phase of the software life cycle.

Question 32

A programmer can decrease the time needed to develop a program by starting to write the code of the program before creating a solution design.

Question 33

Logical errors of a program are removed during the coding phase of the software life cycle.

Question 34

The specifications of a module describe its ______.

A)public view
B)private view
C)methods
D)implementation

Question 35

During the design phase of the software life cycle,the program is divided into ______.

A)invariants
B)loops
C)modules
D)prototypes

Question 36

During the ______ phase of the software life cycle,formal methods may be used to prove the correctness of an algorithm.

A)specification
B)verification
C)testing
D)design

Question 37

Which of the following is NOT a part of the maintenance phase of the software life cycle?

A)correcting user-detected errors
B)adding more features to the software
C)proving the correctness of algorithms
D)modifying existing features of the software to better suit the users

Question 38

Which of the following is an example of an exception?

A)a statement does not contain a semicolon at the end
B)an array subscript in a program goes out of range
C)an algorithm that converts a temperature in Celsius to Fahrenheit displays the wrong results
D)a program expects a positive number but reads -23

Question 39

Abstraction separates the purpose of a module from its implementation.

Question 40

If two programs perform the same task,then the faster program is always better.

Question 41

What is the benefit of procedural abstraction?

Question 42

What are some good guidelines for deciding on a name for a method of a class?

Question 43

What is an Application Programming Interface (API)? Why is it useful?

Question 44

What are some ways of finding logic errors?

Question 45

In a UML diagram,what does it mean if there is an arrow pointing from class A to class B?

Question 46

What are the four parts necessary to proving that a loop is correctly implemented?

Question 47

What is a mutator method?

Question 48

What is an accessor method?

Question 49

What is meant by procedural abstraction?

Question 50

List the information provided in a method's postcondition.

Question 51

What is a prototype program and what is it used for?

Question 52

What is meant by information hiding?

Question 53

List the information provided in a method's precondition.

Question 54

What is a loop invariant?

Question 55

Name two important features of fail-safe programming.

Question 56

What are the nine phases of the software life cycle?

Question 57

What is meant by the object-oriented approach to modularity?

Question 58

What are some of the questions that must be answered during the specification phase of the software life cycle?

Question 59

What are the three principles of object-oriented programming?

Question 60

What are some of the benefits of modularity?