Deck 1: An Overview of Computers and Logic

Question 1

Computer programmers often refer to memory addresses using hexadecimal notation.

Answer 1

True

Question 2

Variable names may not begin with a digit,although usually they may contain digits.

Answer 2

True

Question 3

A magic number is a named constant whose meaning is not immediately apparent.

Answer 3

False

Question 4

The language translation software that converts a programmer's statements to binary form is called a ____.

A) processor
B) compiler
C) translator
D) central processing unit

Question 5

To use a computer program,you must first load it into the computer's ____.

A) memory
B) monitor
C) disk
D) software

Question 6

No matter which programming language a computer programmer uses,the language has rules governing its word usage and punctuation.

Question 7

____ are instruction sets written by programmers.

A) Tests
B) Outputs
C) Programs
D) Inputs

Question 8

A(n)____ is the sequence of steps necessary to solve any problem.

A) algorithm
B) pseudocode list
C) rhythm
D) problem statement

Question 9

____ are the two major components of any computer system.

A) Input and output
B) Monitors and printers
C) Keyboards and mice
D) Hardware and software

Question 10

External storage is needed to run a program but it is volatile.

Question 11

When you declare variables,you have the option of assigning initial values to them.

Question 12

Each programming language uses a piece of software to translate programming language statements into ____.

A) logic
B) syntax
C) object code
D) semantic code

Question 13

The ____ of a language are the rules that govern word usage and punctuation.

A) semantics
B) structure
C) syntax
D) logic

Question 14

In arithmetic statements,the rules of precedence can be overridden using parentheses.

Question 15

A program that is free of syntax errors will produce the correct results.

Question 16

The programmer's job can be broken down into five development steps.

Question 17

____ comprises the programs you use to manage your computer,including operating systems such as Windows,Linux,or UNIX.

A) System software
B) Hardware
C) Application software
D) Processing software

Question 18

Word-processing programs,spreadsheets,payroll and inventory programs,and even games are considered to be ____.

A) application software
B) system software
C) low-level programming languages
D) high-level programming languages

Question 19

____ is the process of walking through a program's logic on paper before you actually write the program.

A) Bench-checking
B) Bench-testing
C) Desk-checking
D) Desk-testing

Question 20

It is more common for uninitialized variables to have an a valid default value assigned to them,than it is for them to contain an unknown,or garbage value.

Question 21

You must always ____ a variable before you can use it for the first time in a program.

A) declare
B) reference
C) instantiate
D) announce

Question 22

A ____ variable can hold letters of the alphabet and other special characters such as punctuation marks.

A) character
B) numeric
C) string
D) alphabetic

Question 23

The ____ dictate the order in which operations in the same statement are carried out.

A) rules of execution
B) rules of order
C) rules of operation
D) rules of precedence

Question 24

You represent a decision in a flowchart by drawing a decision symbol,which is shaped like a ____.

A) diamond
B) parallelogram
C) rectangle
D) triangle

Question 25

The entire set of actions an organization must take to switch over to using a new program or set of programs is called ____.

A) turnover
B) renovation
C) translation
D) conversion

Question 26

____ is an English-like representation of the logical steps it takes to solve a problem.

A) Algorithm
B) Pseudocode
C) Code
D) Syntax

Question 27

An important feature of modern programming is the ability to build programs from smaller segments.This is known as ____.

A) monolithic
B) structured
C) independence
D) modularity

Question 28

___ is the process of updating programs after the programs are put into production.

A) Design
B) Implementation
C) Maintenance
D) Desk-checking

Question 29

Programming languages can recognize the end of data in a file automatically,through a(n)____ code that is stored at the end of the data.

A) diamond
B) exit
C) eof
D) end

Question 30

A(n)____ is a pictorial representation of logical steps it takes to solve a problem.

A) flowchart
B) algorithm
C) source program
D) diagram

Question 31

____ programming focuses on breaking down programming processes into manageable subtasks.

A) Functional
B) Procedural
C) Object-oriented
D) Structured

Question 32

A(n)____ value is a predetermined value that means "Stop the program!"

A) flag
B) sentinel
C) indicator
D) counter

Question 33

In many modern programming languages,the equal sign is the _______.

A) sentinel value
B) assignment operator
C) magic number
D) variable

Question 34

A(n)____ loop is a repeating flow of logic that never ends.

A) definite
B) finite
C) circling
D) infinite

Question 35

A variable's ____ describes the kind of values the variable can hold,how much memory the value occupies,and the types of operations that can be performed with the data stored there.

A) size
B) name
C) data type
D) value

Question 36

____ programming focuses on objects,or "things," and describes their attributes and behaviors.

A) Functional
B) Procedural
C) Object-oriented
D) Structured

Question 37

A ____ variable can have mathematical operations performed on it.

A) character
B) numeric
C) pointer
D) string

Question 38

____ are named memory locations,whose contents can vary over time.

A) Named constants
B) Constants
C) Literals
D) Variables

Question 39

In a flowchart,you use a ____ to represent a processing symbol.

A) diamond
B) parallelogram
C) rectangle
D) triangle

Question 40

____ a program is when a programmer can execute the program with some sample data to see whether the results are logically correct.

A) Planning
B) Coding
C) Maintaining
D) Testing

Question 41

When Jerry plans the solution to this programming problem,he will use one of two tools to help him.These tools are: ____.

A) algorithms and flowcharts
B) pseudocode and algorithms
C) code and algorithms
D) pseudocode and flowcharts

Question 42

Jerry needs to know more about the report.He asks Anna questions about what the report should look like and what other information should be included on the report.What part of the program development cycle is this?

A) Understanding the problem
B) Planning the logic
C) Coding the program
D) Interviewing about the problem

Question 43

After talking with Anna,Jerry has all the information he needs to move to the next step in the program development cycle.What is the next step?

A) Understanding the problem
B) Planning the logic
C) Coding the program
D) Installing the program

Question 44

What are the three major operations that computer hardware and software accomplish? Provide a brief explanation of each operation.

Question 45

Discuss rules for naming variables.

Question 46

Do programmers usually create both pseudocode and a flowchart for the same problem? Why or why not?

Question 47

The program is now in production.The Billing Department manager,Anna,asks Jerry to change the report to show only customers who owe more than $500 and who are more than 30 days overdue on their payments.What part of the program development cycle is this?

A) Planning the logic
B) Coding the program
C) Testing the program
D) Maintaining the program

Question 48

What are the arithmetic operators?

Question 49

After the program has been coded,compiled and is free of syntax errors,Jerry must now ____.

A) translate the code
B) test the program
C) put the program into production
D) maintain the program

Question 50

What are the rules of precedence?