Question 1

The empty read is not an obvious input error and is a difficult one to handle.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following statements is true about this Boolean expression?
Score  100

Accepted Answer

A) This expression is true for numbers between 0 and 100. 
B) This expression is true for numbers greater than 100. 
C) This expression is true for numbers less than 0. 
D) This expression would never be true. 
E) None of the above 
A) This expression is true for numbers between 0 and 100. 
B) This expression is true for numbers greater than 100. 
C) This expression is true for numbers less than 0. 
D) This expression would never be true. 
E) None of the above

Question 3

The acronym ___________ is used by programmers to refer to the fact that computers cannot tell difference between good and bad data.

Accepted Answer

The answer of The acronym ___________ is used by programmers...

Question 4

Using a ________________ function many times would simplify the long compound Boolean expression that is used by a validation loop.

Accepted Answer

The answer of Using a ________________ function many times would...

Question 5

A _________ loop could be used to validate input instead of using the priming read.

Accepted Answer

The answer of A _________ loop could be used to...

Question 6

Often a Boolean function can be used to validate data.

Accepted Answer

A) True 
 B)False

Question 7

The purpose of the __________ is to get the first input value for the validation of a loop.

Accepted Answer

A) GIGO 
B) Read 
C) Priming read 
D) Write 
E) None of the above 
A) GIGO 
B) Read 
C) Priming read 
D) Write 
E) None of the above

Question 8

Input ______________ is commonly done with a loop that iterates as long as an input variable contains bad data.

Accepted Answer

A) Check 
B) Validation 
C) Examination 
D) Priming 
E) None of the above 
A) Check 
B) Validation 
C) Examination 
D) Priming 
E) None of the above

Question 9

_______________ happens when an input operation attempts to read data,but there is no data to read.

Accepted Answer

A) No data 
B) Error reading 
C) Input error 
D) Empty input 
E) None of the above 
A) No data 
B) Error reading 
C) Input error 
D) Empty input 
E) None of the above

Question 10

When a loop rejects any input except the strings "yes" and "no" then it is performing a case-___________ comparison.

Accepted Answer

The answer of When a loop rejects any input except...

Question 11

The string _________ function plays a role in the string's validity when a minimum number of characters are required to be entered.

Accepted Answer

The answer of The string _________ function plays a role...

Question 12

The priming read is placed _________ the loop.

Accepted Answer

A) Inside 
B) Before 
C) Below 
D) Inside and before 
E) Inside and below 
A) Inside 
B) Before 
C) Below 
D) Inside and before 
E) Inside and below

Question 13

Checking for reasonableness of data is programmatically impossible.

Accepted Answer

A) True 
 B)False

Question 14

When using string input validation it is wise to use the library function to convert the input to upper case or lowercase so case-sensitive string comparisons can be made.

Accepted Answer

A) True 
 B)False

Question 15

An error trap can be performed by a(n)____________________ validation loop.

Accepted Answer

The answer of An error trap can be performed by...

Question 16

If the user provides bad data as input to a program,the program will correct the data and produce output.

Accepted Answer

A) True 
 B)False

Question 17

The practice of anticipating errors that can happen while a program is running and designing the program to avoid those errors is called defensive programming.

Accepted Answer

A) True 
 B)False

Question 18

Checking for accuracy of data,even when the user provides the right type of data,is part of input validation.

Accepted Answer

A) True 
 B)False

Question 19

When a payroll program verifies that no value greater than 168 is entered for the number of hours worked in a week,it is performing a ___________________ check.

Accepted Answer

The answer of When a payroll program verifies that no...

Question 20

Which of the following is not a check for data accuracy?

Accepted Answer

A) Salary within the allowable range 
B) Time measurements 
C) ZIP codes in correct format and valid 
D) All of the above are checks for data accuracy 
E) None of the above 
A) Salary within the allowable range 
B) Time measurements 
C) ZIP codes in correct format and valid 
D) All of the above are checks for data accuracy 
E) None of the above

The empty read is not an obvious input error and is a difficult one to handle.

Which of the following statements is true about this Boolean expression? Score < 0 AND score > 100

The acronym ___________ is used by programmers to refer to the fact that computers cannot tell difference between good and bad data.

Using a ________________ function many times would simplify the long compound Boolean expression that is used by a validation loop.

A _________ loop could be used to validate input instead of using the priming read.

Often a Boolean function can be used to validate data.

The purpose of the __________ is to get the first input value for the validation of a loop.

Input ______________ is commonly done with a loop that iterates as long as an input variable contains bad data.

_______________ happens when an input operation attempts to read data,but there is no data to read.

When a loop rejects any input except the strings "yes" and "no" then it is performing a case-___________ comparison.

The string _________ function plays a role in the string's validity when a minimum number of characters are required to be entered.

The priming read is placed _________ the loop.

Checking for reasonableness of data is programmatically impossible.

When using string input validation it is wise to use the library function to convert the input to upper case or lowercase so case-sensitive string comparisons can be made.

An error trap can be performed by a(n)____________________ validation loop.

If the user provides bad data as input to a program,the program will correct the data and produce output.

The practice of anticipating errors that can happen while a program is running and designing the program to avoid those errors is called defensive programming.

Checking for accuracy of data,even when the user provides the right type of data,is part of input validation.

When a payroll program verifies that no value greater than 168 is entered for the number of hours worked in a week,it is performing a ___________________ check.

Which of the following is not a check for data accuracy?

Introduction to Computers and Programming

Input, processing, and Output

Modules

Decision Structures and Boolean Logic

Repetition Structures

Functions

Arrays

Sorting and Searching Arrays

Files

Menu-Driven Programs

Text Processing

Recursion

Object-Oriented Programming

Gui Applications and Event-Driven Programming

Filters

Exam 7: Input Validation

The empty read is not an obvious input error and is a difficult one to handle.

Which of the following statements is true about this Boolean expression? Score < 0 AND score > 100

The acronym ___________ is used by programmers to refer to the fact that computers cannot tell difference between good and bad data.

Using a ________________ function many times would simplify the long compound Boolean expression that is used by a validation loop.

A _________ loop could be used to validate input instead of using the priming read.

Often a Boolean function can be used to validate data.

The purpose of the __________ is to get the first input value for the validation of a loop.

Input ______________ is commonly done with a loop that iterates as long as an input variable contains bad data.

_______________ happens when an input operation attempts to read data,but there is no data to read.

When a loop rejects any input except the strings "yes" and "no" then it is performing a case-___________ comparison.

The string _________ function plays a role in the string's validity when a minimum number of characters are required to be entered.

The priming read is placed _________ the loop.

Checking for reasonableness of data is programmatically impossible.

When using string input validation it is wise to use the library function to convert the input to upper case or lowercase so case-sensitive string comparisons can be made.

An error trap can be performed by a(n)____________________ validation loop.

If the user provides bad data as input to a program,the program will correct the data and produce output.

The practice of anticipating errors that can happen while a program is running and designing the program to avoid those errors is called defensive programming.

Checking for accuracy of data,even when the user provides the right type of data,is part of input validation.

When a payroll program verifies that no value greater than 168 is entered for the number of hours worked in a week,it is performing a ___________________ check.

Which of the following is not a check for data accuracy?

Introduction to Computers and Programming

Input, processing, and Output

Modules

Decision Structures and Boolean Logic

Repetition Structures

Functions

Arrays

Sorting and Searching Arrays

Files

Menu-Driven Programs

Text Processing

Recursion

Object-Oriented Programming

Gui Applications and Event-Driven Programming

Filters