PYTHON COMPUTER SCIENCE EXAM WITH SOLUTIONS #6
*A ____ is a set of instructions that a computer follows to perform a task - correct
answer Program
The physical devices that a computer is made of are referred to as ______ - correct
answer Hardware
*The part of a program that runs the programs is called the ____ - correct answer CPU
Today, CPU's are small chips known as _______ - correct answer Microprocessors
The computer stores a program while the program is running, as well as the data that
the program is working with, in ____ - correct answer Main memory
*_____ is a volatile type of memory that is used only for temporary storage while a
program is running - correct answer RAM
A type of memory that can hold data for long periods of time, even when there is no
power to the computer is called _______ - correct answer Secondary Storage
A component that collects data from people or other devices and sends it to the
computer is called ______ - correct answer an input device
A video display is an _______ device - correct answer Output
A ____ is enough memory to store a letter of the alphabet or a small number - correct
answer byte
*A byte is made up of 9 ____ - correct answer bits
*Numeric values are written in a sequence of 1's and 0's in the ____ numbering system
- correct answer binary
*A bit that is turned off represents the value of ____ - correct answer 0
*A set of 128 numeric codes that represent the English letters, various punctuation
marks, and other characters is _____ - correct answer ASCII
*An extensive encoding system scheme that can represent characters for many
languages in the world is ___ - correct answer Unicode
Negative numbers are encoded using the ______ technique - correct answer Two's
Complement
Real numbers are encoded using the _____ technique - correct answer Floating Point
, *The tiny dots of color that digital images are composed of are ________ - correct
answer Pixels
If you were to look at a machine language program, you would see __________ -
correct answer a stream of binary numbers
In the ______ part of the fetch_decode-execute cycle, the CPU determines which
operation it should perform - correct answer Decode
Computers only execute programs that are written in _________ - correct answer
Machine language
*The ________ translates an assembly language program to a machine language
program - correct answer Assembler
*The words that make up a high-level programming language are called _______ -
correct answer Key Words
*The rules that must be followed when writing a program are called ______ - correct
answer Syntax
*A _______ program translates a high-level language program into a machine language
program - correct answer Compiler
*A ___ error does not prevent the program from running, but causes it to produce
incorrect results - correct answer Logic
A _____ is a single function that the program must perform in order to satisfy the
customer - correct answer Software Requirement
*A ______ is a set of well defined logical steps that must be taken to perform a task -
correct answer Algorithm
An informal language that has no syntax rules and is not meant to be compiled or
executed is called _______ - correct answer Psuedocode
*A _____ is a diagram that graphically depicts the steps that take place in a program -
correct answer Flowchart
*A ______ is a sequence of characters - correct answer String
*A ______ is a name that references a value in the computers memory - correct answer
Variable
*A ____ is a set of instructions that a computer follows to perform a task - correct
answer Program
The physical devices that a computer is made of are referred to as ______ - correct
answer Hardware
*The part of a program that runs the programs is called the ____ - correct answer CPU
Today, CPU's are small chips known as _______ - correct answer Microprocessors
The computer stores a program while the program is running, as well as the data that
the program is working with, in ____ - correct answer Main memory
*_____ is a volatile type of memory that is used only for temporary storage while a
program is running - correct answer RAM
A type of memory that can hold data for long periods of time, even when there is no
power to the computer is called _______ - correct answer Secondary Storage
A component that collects data from people or other devices and sends it to the
computer is called ______ - correct answer an input device
A video display is an _______ device - correct answer Output
A ____ is enough memory to store a letter of the alphabet or a small number - correct
answer byte
*A byte is made up of 9 ____ - correct answer bits
*Numeric values are written in a sequence of 1's and 0's in the ____ numbering system
- correct answer binary
*A bit that is turned off represents the value of ____ - correct answer 0
*A set of 128 numeric codes that represent the English letters, various punctuation
marks, and other characters is _____ - correct answer ASCII
*An extensive encoding system scheme that can represent characters for many
languages in the world is ___ - correct answer Unicode
Negative numbers are encoded using the ______ technique - correct answer Two's
Complement
Real numbers are encoded using the _____ technique - correct answer Floating Point
, *The tiny dots of color that digital images are composed of are ________ - correct
answer Pixels
If you were to look at a machine language program, you would see __________ -
correct answer a stream of binary numbers
In the ______ part of the fetch_decode-execute cycle, the CPU determines which
operation it should perform - correct answer Decode
Computers only execute programs that are written in _________ - correct answer
Machine language
*The ________ translates an assembly language program to a machine language
program - correct answer Assembler
*The words that make up a high-level programming language are called _______ -
correct answer Key Words
*The rules that must be followed when writing a program are called ______ - correct
answer Syntax
*A _______ program translates a high-level language program into a machine language
program - correct answer Compiler
*A ___ error does not prevent the program from running, but causes it to produce
incorrect results - correct answer Logic
A _____ is a single function that the program must perform in order to satisfy the
customer - correct answer Software Requirement
*A ______ is a set of well defined logical steps that must be taken to perform a task -
correct answer Algorithm
An informal language that has no syntax rules and is not meant to be compiled or
executed is called _______ - correct answer Psuedocode
*A _____ is a diagram that graphically depicts the steps that take place in a program -
correct answer Flowchart
*A ______ is a sequence of characters - correct answer String
*A ______ is a name that references a value in the computers memory - correct answer
Variable
