Question 1

Assuming outFile is a file stream object and number is a variable, which statement writes the contents of number to the file associated with outFile?

Accepted Answer

A) write(outFile, number); 
B) outFile >> number; 
C) outFile > outFile; 
A) write(outFile, number); 
B) outFile >> number; 
C) outFile > outFile; C

Question 2

How many times will the following loop display "Hello"?

Accepted Answer

A) 20 
B) 19 
C) 21 
D) An infinite number of times 
A) 20 
B) 19 
C) 21 
D) An infinite number of times B

Question 3

A loop that is inside another loop is called:

Accepted Answer

A) an infinite loop 
B) a pre-test loop 
C) a post-test loop 
D) a nested loop 
E) None of these 
A) an infinite loop 
B) a pre-test loop 
C) a post-test loop 
D) a nested loop 
E) None of these D

Question 4

This may be used to write information to a file.

Accepted Answer

A) cout object 
B) pen object 
C) output object 
D) stream insertion operator 
E) None of these 
A) cout object 
B) pen object 
C) output object 
D) stream insertion operator 
E) None of these

Question 5

What will the following code display?

Accepted Answer

A) 6 
B) 5 
C) 7 
D) 0 
A) 6 
B) 5 
C) 7 
D) 0

Question 6

Multiple relational expressions cannot be placed into the test condition of a for loop.

Accepted Answer

A) True 
 B)False

Question 7

How many times will the following loop display "Hello"?

Accepted Answer

A) 20 
B) 19 
C) 21 
D) An infinite number of times 
A) 20 
B) 19 
C) 21 
D) An infinite number of times

Question 8

Look at the following statement. while  
Which operator is used first?

Accepted Answer

A) ++ 
B) < 
C) Neither. The expression is invalid. 
A) ++ 
B) < 
C) Neither. The expression is invalid.

Question 9

What will the following code display?

Accepted Answer

A) 6 
B) 5 
C) 7 
D) 0 
A) 6 
B) 5 
C) 7 
D) 0

Question 10

A file must be ________ before data can be written to or read from it.

Accepted Answer

A) closed 
B) opened 
C) buffered 
D) initialized 
E) None of these 
A) closed 
B) opened 
C) buffered 
D) initialized 
E) None of these

Question 11

This loop is a good choice when you know how many times you want the loop to iterate in advance of entering the loop.

Accepted Answer

A) do-while 
B) while 
C) for 
D) infinite 
E) None of these 
A) do-while 
B) while 
C) for 
D) infinite 
E) None of these

Question 12

A file ________ is a small holding section of memory that file-bound information is first written to.

Accepted Answer

A) name 
B) number 
C) buffer 
D) segment 
E) None of these 
A) name 
B) number 
C) buffer 
D) segment 
E) None of these

Question 13

An output file is a file that data is written to.

Accepted Answer

A) True 
 B)False

Question 14

You may not use the break and continue statements within the same set of nested loops.

Accepted Answer

A) True 
 B)False

Question 15

You may define a ________ in the initialization expression of a for loop.

Accepted Answer

A) constant 
B) function 
C) variable 
D) new data type 
E) None of these 
A) constant 
B) function 
C) variable 
D) new data type 
E) None of these

Question 16

The increment and decrement operators can be used in mathematical expressions; however, they cannot be used in relational expressions.

Accepted Answer

A) True 
 B)False

Question 17

If you want to stop a loop before it goes through all its iterations, the break statement may be used.

Accepted Answer

A) True 
 B)False

Question 18

A for statement contains three expressions: initialization, test, and

Accepted Answer

A) update 
B) reversal 
C) null 
D) validation 
E) None of these 
A) update 
B) reversal 
C) null 
D) validation 
E) None of these

Question 19

What is the output of the following code segment?

Accepted Answer

A) 1 2 3 4 5 
B) 1 1 1 ... and on forever 
C) 2 3 4 5 6 
D) 1 2 3 4 
E) 2 3 4 5 
A) 1 2 3 4 5 
B) 1 1 1 ... and on forever 
C) 2 3 4 5 6 
D) 1 2 3 4 
E) 2 3 4 5

Question 20

This operator increments the value of its operand, then uses the value in context.

Accepted Answer

A) prefix increment 
B) postfix increment 
C) prefix decrement 
D) postfix decrement 
E) None of these 
A) prefix increment 
B) postfix increment 
C) prefix decrement 
D) postfix decrement 
E) None of these

Assuming outFile is a file stream object and number is a variable, which statement writes the contents of number to the file associated with outFile?

How many times will the following loop display "Hello"?

A loop that is inside another loop is called:

This may be used to write information to a file.

What will the following code display?

Multiple relational expressions cannot be placed into the test condition of a for loop.

How many times will the following loop display "Hello"?

Look at the following statement. while Which operator is used first?

What will the following code display?

A file must be ________ before data can be written to or read from it.

This loop is a good choice when you know how many times you want the loop to iterate in advance of entering the loop.

A file ________ is a small holding section of memory that file-bound information is first written to.

An output file is a file that data is written to.

You may not use the break and continue statements within the same set of nested loops.

You may define a ________ in the initialization expression of a for loop.

The increment and decrement operators can be used in mathematical expressions; however, they cannot be used in relational expressions.

If you want to stop a loop before it goes through all its iterations, the break statement may be used.

A for statement contains three expressions: initialization, test, and

What is the output of the following code segment?

This operator increments the value of its operand, then uses the value in context.

Introduction to Computers and Programming

Introduction to C Plus Plus

Expressions and Interactivity

Making Decisions

Functions

Arrays

Searching and Sorting Arrays

Pointers

Characters, C-Strings, and More About the String Class

Structured Data

Advanced File Operations

Introduction to Classes

More About Classes

Inheritance, Polymorphism, and Virtual Functions

Exceptions, Templates, and the Standard Template Library Stl

Linked Lists

Stacks and Queues

Recursion

Binary Trees

Filters

Exam 5: Loops and Files

Assuming outFile is a file stream object and number is a variable, which statement writes the contents of number to the file associated with outFile?

How many times will the following loop display "Hello"?

A loop that is inside another loop is called:

This may be used to write information to a file.

What will the following code display?

Multiple relational expressions cannot be placed into the test condition of a for loop.

How many times will the following loop display "Hello"?

Look at the following statement. while Which operator is used first?

What will the following code display?

A file must be ________ before data can be written to or read from it.

This loop is a good choice when you know how many times you want the loop to iterate in advance of entering the loop.

A file ________ is a small holding section of memory that file-bound information is first written to.

An output file is a file that data is written to.

You may not use the break and continue statements within the same set of nested loops.

You may define a ________ in the initialization expression of a for loop.

The increment and decrement operators can be used in mathematical expressions; however, they cannot be used in relational expressions.

If you want to stop a loop before it goes through all its iterations, the break statement may be used.

A for statement contains three expressions: initialization, test, and

What is the output of the following code segment?

This operator increments the value of its operand, then uses the value in context.

Introduction to Computers and Programming

Introduction to C Plus Plus

Expressions and Interactivity

Making Decisions

Functions

Arrays

Searching and Sorting Arrays

Pointers

Characters, C-Strings, and More About the String Class

Structured Data

Advanced File Operations

Introduction to Classes

More About Classes

Inheritance, Polymorphism, and Virtual Functions

Exceptions, Templates, and the Standard Template Library Stl

Linked Lists

Stacks and Queues

Recursion

Binary Trees

Filters