Deck 1: An Overview of Computers and Programming Languages

Question 1

A compiler translates the assembly language instructions into machine language.

Answer 1

False

Question 2

The most basic language of a computer is a sequence of 0s and 1s called machine language.

Answer 2

True

Question 3

A sequence of 0s and 1s is called a decimal code.

Answer 3

False

Question 4

The basic commands that a computer performs are input (get data), output (display results), storage, and performance of arithmetic and logical operations.

Question 5

The computers that we know today use the design rules given by John von Neumann.

Question 6

The Unicode character set consists of 128 characters.

Question 7

In assembly language, an instruction is an easy-to-remember form called an assembly code.

Question 8

The operating system monitors the overall activity of the computer and provides services such as memory management, input/output activities, and storage management.

Question 9

The devices that feed data and programs into computers are called input devices.

Question 10

A word processor is an example of a system program.

Question 11

The system program that loads first when you turn on your PC is called the application system.

Question 12

Main memory is part of the central processing unit (CPU).

Question 13

Main memory is the same as the random access memory.

Question 14

The ASCII character set is a superset of the Unicode character set.

Question 15

The first device known to carry out calculations was the Pascaline.

Question 16

Information stored in main memory must be transferred to some other device for permanent storage.

Question 17

Analog signals represent information as a sequence of 0s and 1s.

Question 18

The term JVM refers to Java Virtual Memory.

Question 19

The central processing unit (CPU) is the brain of the computer and the single most expensive piece of hardware in your personal computer.

Question 20

The term RAM refers to random alternate memory.

Question 21

All of the following are examples of secondary storage except ____.

A) hard disks
C) keyboards
B) floppy disks
D) tapes

Question 22

The symbol GB refers to a ____.

A) giantbyte
C) groupbyte
B) gigabyte
D) graphic bit

Question 23

Bytecode is the machine language for the JVM.

Question 24

Bytecode is the machine language for ____.

A) personal computers
C) Java Virtual Machine
B) Apple computers
D) handheld devices

Question 25

A source program is a program written in assembly language.

Question 26

When the power is switched off, everything in ____ is lost.

A) main memory
C) hard disk
B) secondary storage
D) floppy disk

Question 27

The devices that feed data and programs into computers are called ____.

A) output devices
C) monitors
B) input devices
D) printers

Question 28

The first step to the problem-solving process is to implement the algorithm in a programming language, such as Java, and verify that the algorithm works.

Question 29

In the structured design approach, a problem is divided into smaller subproblems, then each subproblem is solved, and the solutions of all subproblems are then combined to solve the problem.

Question 30

Each memory cell has a unique location in main memory, called the ____.

A) unique identifier
C) cell location
B) address
D) ID

Question 31

____ are continuous waveforms.

A) Analog signals
C) Digital signals
B) Application programs
D) System programs

Question 32

The program that loads first when you turn on your PC is called the ____.

A) central processing unit
C) operating system
B) application program
D) word processor

Question 33

All programs must be brought into ____ before they can be executed.

A) secondary storage
C) an output device
B) an input device
D) main memory

Question 34

Which of the following is a system program?

A) word processor
C) spreadsheet
B) operating system
D) Web browser

Question 35

The symbol MB refers to a ____.

A) megabyte
C) moving byte
B) metabyte
D) memory byte

Question 36

An interpreter translates each bytecode instruction into the machine language of your computer, and then executes it.

Question 37

An assembler ____.

A) is used to run applets
B) translates each bytecode instruction into the computer's machine language
C) translates the assembly language instructions into machine language
D) translates the assembly language instructions into machine language

Question 38

The arithmetic and logical operations are carried out inside the ____.

A) compiler
C) RAM
B) central processing unit
D) MM

Question 39

A(n) ____ translates a program written in a high-level language into the equivalent machine language.

A) compiler
C) interpreter
B) assembler
D) IDE

Question 40

The digit 0 or 1 is called a ____.

A) bit
C) Unicode
B) bytecode
D) hexcode

Question 41

To develop a program to solve a problem, you start by ____.

A) analyzing the problem
B) implementing the solution in Java
C) designing the algorithm
D) entering the solution into a computer system

Question 42

In a Java program, the file name must be the same as the ____ name.

A) method
C) object
B) data
D) class

Question 43

To run a Java ____, you use a Web browser.

A) method
C) application
B) applet
D) none of these

Question 44

The bytecode for a Java program is saved in the file with the ____ extension.

A) .byte
C) .class
B) .java
D) .byt

Question 45

A(n) ____ consists of data and the operations on those data.

A) class
C) interpreter
B) compiler
D) object

Question 46

The source program is written in ____.

A) assembly language
C) a high-level language
B) machine language
D) binary language

Question 47

To run a Java application program, a program called a(n) ____ loads the .class file into computer memory.

A) loader
C) linker
B) interpreter
D) assembler

Question 48

In Java, the mechanism that allows you to combine data and operations on the data into a single unit is called a(n) ____.

A) object
C) method
B) algorithm
D) class

Question 49

The first step in OOD is to identify the components called ____.

A) classes
C) methods
B) objects
D) data

Question 50

The Java ____ translates each bytecode instruction into a particular type of CPU machine language and then executes the instruction.

A) compiler
C) interpreter
B) assembler
D) applet