Which of the following is a valid statement Quizlet

Recommended textbook solutions

Technical Writing for Success

3rd EditionDarlene Smith-Worthington, Sue Jefferson

468 solutions

Edge Reading, Writing and Language: Level C

David W. Moore, Deborah Short, Michael W. Smith

304 solutions

Technical Writing for Success

3rd EditionDarlene Smith-Worthington, Sue Jefferson

468 solutions

Technical Writing for Success

3rd EditionDarlene Smith-Worthington, Sue Jefferson

468 solutions

_________ plus __________ plus _________ equals __________.

a. Total deposits, loans, required reserves, excess reserves.
b. Loans, required reserves, excess reserves, total deposits.
c. Required reserves, total deposits, excess reserves, loans.
d. Excess reserves, loans, total deposits, required reserves.

Sets with similar terms

A program written in _______________ is the most basic circuitry-level language.

machine language

___________________ describes the feature of languages that allows the same word to be interpreted correctly in different situations based on the context.

Polymorphism

A (n) ___________ defines the circumstances under which a class can be accessed and the other classes that have the right to use a class.

assess specifier

In Java, the reserved keyword ______________ means that a method is accessible and useable even though no objects of the class exist.

static

In a _______________ environment, you can change directories using the cd command. For example, to change to a directory named MyClasses, you type cd MyClasses and press Enter.

DOS

Whenever a method requires multiple arguments, the arguments are always separated with __________________

commas

If a compiler detects a violation of language rules, it refuses to translate the class to __________________

machine code

A _______________ is an error not detected until the program asks the computer to do something wrong, or even illegal, while executing.

run-time error

It is a tradition among programmers that the first program you write in any langue produces "____________" as its output.

Hello, world?

When you run a Java application using the _______________ command, do not add the .class extension to the filename.

java

If you receive an error that states, "Exception in thread 'main' java.lang.NoClassDegFoundError," when you try to execute the application, you probably do not have your _______________ set correctly.

class path

{
public static void main(String[] args)
{
System.out.println("First Java application");
}
}
Given the above code, which item identifies the access specifier?

public

public class First
{
public static void main(String[] args)
{
System.out.println("First Java application");
}
}
Given the above code, which item identifies the name of the class?

First

public class First
{
public static void main(String[] args)
{
System.out.println("First Java application");
}
}
Given the above code, which item identifies that the method will work without instantiating an object of the class?

static

ch = inFile.next( ) .charAt ( );

while (inFile.hasNext ( ) )
{
System.out.println(ch);
ch = inFile.next( ) . charAt ( );
}

The above code is an example of a(n) _________ loop

EOF-controlled

1, 1, 2, 3, 5, 8, 13, 21, , .....

What is the TENTH Fibonacci number in the sequence above?

55

int i;

for (i = 0; i <= 10; i++)
System.out.println("*");
System.out.println("!");

Which of the following is the initial expression in the for loop above?

i = 0;

int i;

for (i = 0; i <= 10; i++)
System.out.println("*");
System.out.println("!");

Which of the following is the update expression in the for loop above?

i++;

int x = 27;
int y = 10;

do
x = x / 3;
while (x >= y);

How many times does the statement above execute?

once

int x = 27;
int y = 10;

do
x = x / 3;
while (x >= y);

If y = 0, how many times would the loop above execute?

4

Which of the following loops is guaranteed to execute at least once?

do...while loop

Which of the following does not have an entry condition?

do...while loop

Where is the continue statement NOT usually used?

switch structures

Suppose that x is an int variable. Which of the following expressions always evaluates to false?

(x > 0) && ( x <= 0)

Based on the code above, which part of the expression is not evaluated?

2.5 >= 7 | | 4 < y

What is the value of the expression above?

True

int x;
x = (1 <= 3 && 'K' > = 'F') ? 5 : 12
based on the code above, what is the value of x?

5

A(n) ____________ is a program module that contains a series of statements that carry out a task.

method

Data items you use in a call to a method are called ___________.

arguments

_______ is the encapsulation of method details within a class.

Implementation hiding

A(n) ________ variables is known only within the boundaries of the method.

local

When a variable ceases to exist at the end of a method, programmers say the variable ___________

goes out of scope

The arguments in a method call are often referred to as ______________.

actual parameters

Methods used with object instantiations are called _________ methods.

instance

A(n) _________ method is a method that creates and initializes class objects.

constructor

A unique identifier is most likely used as a _________ key in a database.

primary

For ease in locating class methods, many programmers store them in _______ order.

alphabetical

A(n) ______________ constructor is one that requires no arguments.

default

The name of the __________ is always the same as the name of the class whose objects it creates.

constructor

You are _____________ required to write a constructor method for a class.

never

When an application is run, the method that must be executed first must be named ____________,

main()

In order to allocate memory for an object, you use the ____________ operator.

new

Which of the following is NOT a relational operator in Java?

<>

A __________ is a named memory location that you can use to store a value.

variable

_____________ refers to the order in which values are used with operators.

associativity

A(n) _____________ variable can hold only one of two values; true or false.

boolean

The term __________ refers to the mathematical accuracy of a value.

significant digits

A ____________ data type can hold 14 or 15 significant digits of accuracy.

double

In Java, _____________ is a built-in class the provides you with the means for storing and manipulating character strings.

String

You can store any character, including nonprinting characters such as a backspace or a tab, in a(n) _______________ variable.

char

The characters _________ moves the cursor to the next line when used within a println() statement.

\n

In Java, when a numeric variable is concatenated to a String using the ______________, the entire expression becomes a String.

plus sign

The precent sign is the _____________ operator.

remainder

What is the value of result after the following statement is executed? int result = 2 + 3 * 4;

14

The ____________ is the type to which all operands in an expression are converted so that they are compatible with each other.

unifying type

Which of the following is NOT a component of a variable declaration statement?

symbolic constant

When a numeric variable is concatenate to a String, the entire expression becomes a(n) __________.

String

Which escape sequence will move the cursor to the beginning of the current line?

\r

Which of the following is a valid statement?

(i) int num = new int(67);
(ii) String name = new ("Doe");
(iii) String name = "Doe";

only (iii)

In Java, all variables declared using a class are __________.

reference variables

Which statement instructs a program to run the garbage collector?

System.gc( );

Which package is automatically imported by the Java system?

java.lang

Which of the following is the member access operator?

.

String sentence;
String str1, str2, str3, str4;
int length2;

sentence = "First exam is on Monday.";

str1 = sentence.substring (6, 12);
str2 = str1.substring (0, 4);
str3 = sentence.replace( 'i', '#');
str4 = sentence.indexOf ("on");

length2 = sentence.length ( );

Based on the code above, what is the value of str1?

exam i

String sentence;
String str1, str2, str3, str4;
int length2;

sentence = "First exam is on Monday.";

str1 = sentence.substring (6, 12);
str2 = str1.substring (0, 4);
str3 = sentence.replace( 'i', '#');
str4 = sentence.indexOf ("on");

length2 = sentence.length ( );

Based on the code above, what is the value of str2?

exam

String sentence;
String str1, str2, str3, str4;
int length2;

sentence = "First exam is on Monday.";

str1 = sentence.substring (6, 12);
str2 = str1.substring (0, 4);
str3 = sentence.replace( 'i', '#');
str4 = sentence.indexOf ("on");

length2 = sentence.length ( );

Based on the code above, what is the value of str3?

"F#rst exam #s on Monday."

String sentence;
String str1, str2, str3, str4;
int length2;

sentence = "First exam is on Monday.";

str1 = sentence.substring (6, 12);
str2 = str1.substring (0, 4);
str3 = sentence.replace( 'i', '#');
str4 = sentence.indexOf ("on");

length2 = sentence.length ( );

Based on the code above, what is the value of str4?

14

Which of the following statements would store input in name?

name =
JOptionPane.showInputDialog("Enter your name and press OK");

int x = 0;
if (x > 0)
System.out.println("positive ");
System.out.println("zero ");
System.out.println("negative");

What is the output of the above Java code?

zero negative

int x, y;

if (x < 4)
y = 2;
else if (x > 4)
{
if (x > 7)
y = 4;
else
y = 6;
}
else
y = 8;

Based on the code above, what is the value of y if x = 4?

8

int sum = 0;
int num = 8;

if (num < 0)
sum = sum + num;
else if (num > 5)
sum = num + 15;

After this code executes, what is the value of sum?

23

counter = 1;
while (counter < 30)
counter = 2 * counter;

what is the value of counter after the following statements execute?

32

int x = 0;
int i;

for (i = 0; i < 5; i++)
x = 3 * x + i;

What is the value of x after the following code executes?

58

public class Hello
{
public static void main(String[ ] args)
{
______________________________________
}
}

Using the given code, write the statement in the main ( ) method body that will produce the output "Hello to all!".

System.out.println("Hello to all!");