Computer Concepts and Applications EVERYTHING
The ____ is the part of the microprocessor that performs arithmetic operations, as shown in the accompanying figure
ALU
A set of computer programs that helps a computer monitor itself and function more efficiently is ____.
Application Software
All of the following require both parties to be online at the same time EXCEPT ____.
Asynchronous Communication
____ refers to the number of associations that can exist between two record types
Cardinality
A(n) ____ converts all the statements in a program in a single batch and the resulting collection of instructions is placed in a new file.
Compiler
Technology ____ is a process by which several different technologies with distinct functionality evolve to form a single product.
Convergence
____ refers to the process of selecting part of an image
Cropping
____ is a term that refers to entities that exist largely within computer networks
Cyberspace
____ is the process of converting text, numbers, sound, photos, and video into data that can be processed by digital devices.
Digitization
A computer certification will totally prepare a person for a job in the IT industry
False
All IP addresses are dynamic
False
All IP addresses are static
False
Because of increased versatility, a videogame console is now considered a personal computer
False
Cloud computing is the term given to analyzing cloud patterns and, with the help of the computer, predicting the weather
False
High-level languages were developed for first-generation computers
False
In the United States, the IT industry is fully regulated by the FCC
False
In the binary number system, 2 is used to represent the value 2
False
The www in a URL is part of a domain name
False
When you increase the resolution of an existing graphic, as illustrated in the accompanying figure, the file size decreases
False
A named collection of data that exists on a storage medium is known as (a) ____.
File
____ is a popular format for Web-based video that requires Adobe Flash Player
Flash video
A collection of preprogrammed activities such as addition, subtraction, counting, and comparison is called a(n) ____.
Instruction Set
The life cycle of a new computer product is shown in the accompanying figure, in which box C represents ____
Introduction
1,024 bytes is a ____.
Kilobyte
The life cycle of a new computer product is shown in the accompanying figure, in which box B represents ____
Product Announcement
____ are intended to work within LANs to monitor and direct packets being transported from one device to another
Routers
The human-readable version of a program is called ____.
Source Code
A record contains the smallest unit of meaningful information
True
First-generation computers used vacuum tube technology
True
In a fixed-length field, when the data entered is shorter than the allocated field length, blank spaces automatically fill the field
True
P2P file sharing allows users to obtain files from other users on the Internet
True
Television and data signals are carried over the same cable
True
You can use a scanner, like the one in the accompanying figure, to convert a printed image into a bitmap graphic
True
A ____ is a series of characters that becomes a person's unique identifier.
User Id
The ____ is a collection of linked documents, graphics, and sounds
Web
An ordinary personal computer that is connected to a network is a ____.
Workstation
You have just decreased the number of pixels, resolution, and file size of your graphic by selecting a portion of the image. What have you done to your graphic?
You have cropped your graphic.
A step-by-step process by which numbers are manipulated is a(n) ____
algorithm
A database audit can ____
all of the above
A problem a hacker can cause after breaking into your computer includes ____
all of the above
A super-thin slice of semiconducting material packed with microscopic circuit elements is a(n) ____
all of the above
Digital imaging has had an effect in the following areas: ____
all of the above
an ISP may provide ____ services
all of the above
The type of data that is represented using an infinite scale of values as represented in the accompanying figure is ____
analog
A set of computer programs that helps a person carry out a task is ____
application software
In terms of an authentication protocol, the phrase 'something a person knows' refers to ____.
authentication protocol
The type of data where text, numbers, graphics, sound, and video have been converted into discrete digits as represented in the accompanying figure is ____
digital
The accompanying figure represents computer and software marketing channels. In that figure, Box A represents ____
distribution centers
Assembly language and machine language are the same
false
Laws and ethics are really just different words for the same concept
false
To assure you can remember your password it is a good idea to base it on information you can easily remember such as your birthday
false
A ____ is a smooth blending of shades from one color to another or from light to dark
gradient
C, BASIC, COBOL, and Java are examples of ____ programming languages
high-level
Data ____ means that data are separate from the programs used to manipulate the data
independence
Data becomes ____ when it is presented in a format that people can understand and use
information
A(n) ____ converts and executes one statement at a time
interpreter
In SQL terminology, creating a relationship between tables is referred to as ____ tables
joining
The ____ data type is used to store true/false or yes/no data using minimal storage space
logical
1,048,576 bytes is a ____
megabyte
A ____ data type usually provides a variable-length field into which users can enter comments
memo
An area of a computer that temporarily holds data waiting to be processed is ____
memory
A group of computers linked by wired or wireless technology is a(n) ____
network
To get maximum exposure for your resume in an online job database, you should focus on ____
nouns
A(n) ____ is a microprocessor-based computing device designed to meet the computing needs of an individual
personal computer
With images that contain strong curved or diagonal lines, pixel interpolation can result in ____ effects, such as those in the accompanying figure
pixelated
An experimental device that typically must be further developed and perfected before going into production is called a(n) ____
prototype
A vector graphic can quite easily be converted into a bitmap graphic through a process called ____
rasterizing
In the world of databases, a(n) ____ refers to a collection of data fields
record
A(n) ____ is an association between data that is stored in different record types
relationship
The quality of a bitmap graphic is ____ dependent
resolution
When a bitmap graphic is enlarged, it still retains its original ____
resolution
if you have dialed Directory Assistance lately to obtain a telephone number, you have probably encountered ____
speech recognition
In a computer, most processing takes place in ____
the CPU
The master controller for all activities that take place within a computer is ____
the operating system
The accompanying figure represents the connection of your computer to the Internet
the router marked A should belong to a(n) ____; ISP
A computer is a multiple purpose device that can do all of the following EXCEPT ____
think independently
A relational database stores data in a collection of related tables
true
A vector graphic, like the one shown in the accompanying figure, resizes better than a comparable bitmap graphic
true
An operating system is an example of application software
true
CDs with copy protection cannot be duplicated, and music that is ripped to another format does not play back correctly
true
Digital audio is music, speech, and other sounds represented in a binary format for use in digital devices
true
Facebook and Twitter are examples of social networking options
true
If a name field contains an entire name, it is difficult to individually manipulate the first name, last name, and middle initial
true
Prior to 1940, the word computer was defined as a person who performs calculations
true
Programming the first commercial microcomputers was accomplished by flipping switches
true
Solid state storage cards hold data without consuming power, so they do not lose data when the camera is turned off
true
The computer industry encompasses those companies that manufacture computers and computer components
true
The logical data type is used for true/false or yes/no data
true
The purpose of a server is to serve computers on a network
true
The simplest model for storing data is the flat file
true
Trojans are computer programs that seem to perform one function while actually doing something else
true
in the accompanying figure, the relationship shown in the top row is a one-to-many relationship
true
The data accessed by data mining and other analysis techniques is often stored in a data ____
warehouse
The binary number 10 represents ____ in the decimal number system
2
____ replaced analog technology with digital technology and added support for text messages
2G
____ technologies support digital transmission for both voice and data
3G
Data transmission speeds are typically expressed as ____
bits
____ attack uses password-cracking software
brute force
Storage is typically expressed as ____
bytes
A person who designs, codes, and tests computer programs is a ____
computer programmer
