Cs Midterm

Front 1

Which of the following is a design tool that might be used to create a model of the program?

Back 1

Pseudo code

Front 2

This is a program structure that contains data and subprograms (or methods).

Back 2

Object

Front 3

The major components of a typical computer system consist of

Back 3

The CPU, Input/Output devices, Main memory, secondary memory.

Front 4

What is syntax?

Back 4

Rules that must be followed when writing a program

Front 5

Byte code instructions are

Back 5

Read and interpreted by the JVM

Front 6

Internally, the central processing unit (CPU) consists of two parts

Back 6

The control unit and the arithmetic and logic unit (ALU)

Front 7

What is the difference between an absolute path name and a relative path name?

Back 7

An absolute path name starts at the root directory; a relative path name assumes you are starting at the current working directory.

Front 8

When you successfully compile Java source code, the new file produced is called a(n)

Back 8

class file

Front 9

Key words are

Back 9

Words that have a special meaning in the programming language

Front 10

These are used to indicate the end of a Java statement.

Back 10

Semicolons

Front 11

The Java Virtual Machine is a program that reads Java byte code instructions and executes them as they are read. (T/F)

Back 11

TRUE

Front 12

A variable is

Back 12

a program container whose contents may change.

Front 13

To compile a program named First, use the following command

Back 13

javac First.java

Front 14

A Java program must have at least one

Back 14

Class definition

Front 15

This is a value that is written into the code of a program.

Back 15

literal

Front 16

If you wanted to find the copy command in Linux, but were not sure what it was, which of the following commands would you use?

Back 16

appropos copy

Front 17

Every Java application program must have

Back 17

a method named main

Front 18

Identifiers cannot

Back 18

contain spaces

Front 19

What is not a primitive data type

Back 19

A string

Front 20

Which Java keyword is used to define a constant?

Back 20

final

Front 21

If the compiler encounters a statement that uses a variable before the variable is declared, an error will result. (T/F)

Back 21

TRUE

Front 22

Programming style includes techniques for consistently putting spaces and indentation in a program so visual cues about the program's structure are created. (T/F)

Back 22

TRUE

Front 23

Assuming that pay has been declared a double, the following statement is valid.pay = 2,583.44;

(T/F)

Back 23

FALSE

Front 24

This is a variable whose content is read only and cannot be changed during the program's execution of the program.

Back 24

Named constant

Front 25

This type of method method performs a task and sends a value back to the code that called it.

Back 25

Value-returning

Front 26

If method A calls method B, and method B calls method C, and method C calls method D, when method D finishes, what happens?

Back 26

Control is returned to method C

Front 27

When an argument is passed to a method,

Back 27

Its value is copied into the method's parameter variable

Front 28

Constants, variables, and the values of expressions may be passed as arguments to a method.(T/F)

Back 28

TRUE

Front 29

A parameter variable's scope is the method in which the parameter is declared. (T/F)

Back 29

TRUE

Front 30

All @param tags in a method's documentation comment must

Back 30

Appear after the general description of the method

Front 31

The header of a value-returning method must specify this.

Back 31

The data type of the return value

Front 32

You must have at least one return statement in a value-returning method. (T/F)

Back 32

TRUE

Front 33

In a @return tag statement the description

Back 33

Describes the return value

Front 34

wow

Back 34

wow