Technology in Action Exam 3. Data ensure, record related information

A _______ is a group of related data that can be stored, sorted, organized, and queried.

a) database
b) macro
c) spreadsheet
d) memo

database

If a school keeps two lists, one for student registration and one for student financial information, both containing name and address information, this is an example of data _______.

a) redundancy
b) completeness
c) integrity
d) normalization

redundancy

Data _______ ensures that the data contained in a database is accurate and reliable.

a) consistency
b) redundancy
c) efficiency
d) integrity

integrity

Data _______ helps to ensure data integrity by maintaining information in only one place.

a) centralization
b) flexibility
c) redundancy
d) mapping

centralization

21 in a database, the term _______ is synonymous with a category of information.

a) record
b) table
c) row
d) field

field

In a database, a group of related records is referred to as a(n) _______.

a) memo
b) object
c) field
d) table

table

In a Microsoft Access database, the Gettysburg Address would be stored in a(n) _______ field.

a) text
b) short text
c) long text
d) object

long text

You can set a _______, which is automatically displayed in a field unless the user enters something different.

a) field type
b) default value
c) numeric check
d) relation

default value

Which of the following is NOT a likely primary key?

a) Driver’s license number
b) Social Security number
c) Date of birth
d) Student ID number

Date of birth

_______ is used to ensure that data is organized more efficiently.

a) Range checking
b) Normalization
c) Validation
d) Consistency checking

Normalization

_______ databases are the most frequently used electronic databases.

a) Multidimensional
b) Flat-file
c) Object-oriented
d) Relational

Relational

A _______ relationship indicates that for each record in a table, there is only a single corresponding record in a related table.

a) many-to-many
b) one-to-one
c) many-to-one
d) one-to-many

one-to-one

_______ means that for each value in the foreign key of one table, there is a corresponding value in the primary key of another table.

a) Database consistency
b) Record integrity
c) Normalization
d) Referential integrity

Referential integrity

Nontraditional data such as audio clips, video clips, pictures, and very large documents are called _______ data.

a) enterprise
b) unstructured
c) multidimensional
d) structured

unstructured

Data in a multidimensional database is organized in a _______ format.

a) cube
b) linear
d) modular
c) cellular

cube

A _______ check would be used to restrict the fines for speeding violations from $50 to $250.

a) completeness
b) range
c) consistency
d) numeric

range

A(n) _______ check determines whether a required field such as LastName was filled in

a) consistency
b) completeness
c) range
d) alphabetic

completeness

A _______ check compares the values of data in two or more fields to see whether those values are reasonable.

a) correctness
b) numeric
c) consistency
d) range

consistency

You would use a _______ to temporarily display records of residents of the city of Boston.

a) sieve
b) validation rule
c) filter
d) field constraint

filter

A(n) _______ is a way of retrieving information from one or more tables that defines a particular subset of data.

a) query
b) enquiry
c) validation rule
d) field constraint

query

A _______ displays a subset of data from a table (or tables) based on the specified criteria

a) join query
b) table query
c) select query
d) criteria query

select query

SQL uses _______ to extract records from a database by using English-like expressions that have variables and operations.

a) relational algebra
b) primary keys
c) Boolean algebra
d) foreign keys

relational algebra

_______ involves putting data into an electronic file in a format that another application can recognize.

a) Enhancing
b) Extracting
c) Exporting
d) Importing

Exporting

A data _______ is a large-scare electronic repository of data that contains and organizes all of an organization’s data in one place.

a) mart
b) storehouse
c) chain
d) warehouse

warehouse

Data staging consists of all of the following steps EXCEPT _______

a) extracting the data
b) transforming the data
c) mining the data
d) storing the data in a warehouse

mining the data

A(n) _______ is designed to improve communications and help employees complete their routine tasks.

a) office support system (OSS)
b) decision support system (DSS)
c) transaction-processing system (TPS)
d) management information system (MIS

office support system (OSS)

In a transaction-processing system (TPS), if the TPS database can be queried and updated while the transaction is taking place, this is called ________ processing.

a) real-time
b) immediate
c) direct
d) batch

real-time

Management information systems (MIS) provide reports called _______ reports, which show conditions that are unusual or need attention from users of the system.

a) exception
b) expert
c) summary
d) detail

exception

The Siri personal assistant application on Apple’s iPhone 5s in an example of a _______.

a) management information system (MIS
b) database management system (DBMS)
c) natural language processing (NLP) system
d) decision support system (DSS)

natural language processing (NLP) system

_______ is the branch of computer science that attempts to create computers that think like humans.

a) Natural language processing
b) Enterprise resource planning
c) Artificial intelligence
d) Expert systems

Artificial intelligence

A _______ is a group of two or more computers or nodes, designed to share information and resources

a) bus
b) network
c) router
d) bridge

network

A _______ network can contain servers as well as individual computers.

a) client/server
b) switch
c) peer-to-peer
d) distributed

client/server

In a _______ network, each node connected to the network communicates directly with every other node.

a) bridge
b) peer-to-peer
c) router
d) client/server

peer-to-peer

The computers in a lab on a floor of a building would be connected using a _______.

a) LAN
b) WAN
c) PAN
d) MAN

LAN

A _______ uses the internet communications infrastructure to build a secure and private network

a) PAN
b) WAN
c) HAN
d) VPN

VPN

A(n) _______ server tracks who is logging on to the network as well as which services on the network are available to each user.

a) authentication
b) file
c) dedicated
d) application

authentication

A(n) _______ server is a server that stores and manages files for network users.

a) print
b) file
c) database
d) e-mail

file

A print server uses a print _______ as a software holding area for jobs waiting to be printed.

a) heap
b) spooler
c) stack
d) logger

spooler

Which of the following is NOT a common network topology?

a) Cluster
b) Ring
c) Linear bus
d) Star

Cluster

A _______ is a set of rules for how information and communication are exchanged.

a) frame
b) protocol
c) packet
d) token

protocol

Ring networks use the _______ method to avoid data collisions.

a) active-check
b) packet screening
c) token
d) passive-check

token

The ends of the cable in a bus network us a(n) _______ to absorb signals so that they are not reflected back to network components that have already received the signals

a) terminator
b) stopper
c) endcap
d) block

terminator

In a _______ network, data collisions can occur fairly easily because the network is essentially composed of a single cable

a) Star
b) Bus
c) Hierarchical
d) Cluster

Bus

Which of the following is the most commonly used client/server network topology?

a) Ring
b) Cluster
c) Star
d) Hierarchical

Star

In an Ethernet network, the signal that is sent to indicate a signal collision is called a _______ signal.

a) stop
b) hit
c) crash
d) jam

jam

A _______ topology uses more than one topology when building a network.

a) hybrid
b) fusion
c) crossover
d) multiple-use

hybrid

_______ is the amount of data that can be transmitted across a transmission medium in a certain amount of time.

a) Scalability
b) Bandwidth
c) Infusion
d) Data capacity

Bandwidth

Which of the following is NOT a factor to consider when selecting network cabling?

a) Cable diameter
b) Bandwidth
c) Maximum run length
d) Interference

Cable diameter

_______ cable is NOT subject to electromagnetic interference or radio frequency interference.

a) Fibre-optic
b) Polycarbonate
c) Twisted-pair
d) Coaxial

Fibre-optic

For business networks, which of the following is NOT a main cable type?

a) Fibre-optic
b) Duplex
c) Twisted-pair
d) Coaxial

Duplex

Most home networks use _______ cable, which is most susceptible to interference.

a) coaxial
b) fiber-optic
c) wi-fi
d) unshielded twisted-pair

unshielded twisted-pair

_______ is the standard communications protocol used on most client/server networks.

a) TCP/IP
b) Ethernet
c) VPN
d) NOS

Ethernet

The physical address assigned to each network adapter is called its _______.

a) network access control (NAC)
b) physical address control (PAC)
c) media access control (MAC)
d) network physical address (NPA)

media access control (MAC)

A(n) _______ address is the address that external entities use when communicating with your network

a) IP
b) WAP
c) ALU
d) MAC

IP

A _______ sends data from one collision domain to another.

a) link
b) switch
c) bridge
d) router

bridge

A _______ sends data between two networks

a) router
b) switch
c) repeater
d) hub

router

A _______ keeps your computer safe by determining who is trying to access it.

a) switch
b) hub
c) firewall
d) gateway

firewall

Packet _______ is a form of protection from your computer that looks at each packet that comes into your computer network.

a) scanning
b) sniffing
c) viewing
d) screening

screening

A(n) _______ server is a heavily secured server located between a company’s secure internal network and it firewall.

a) transitional
b) proxy
c) armoured
d) bastion host

bastion host

Configuring an account to disable itself after a set number of login attempts using invalid passwords is a method of countering a _______.

a) worm
b) spammer
c) Trojan horse
d) brute force attack

brute force attack

The _______ is responsible for the internet’s domain name system and the allocation of IP addresses.

a) IAB
b) ICANN
c) W3C
d) ISOC

ICANN

The main path of the internet along which data travel the fastest is known as the internet _______.

a) cache
b) protocol
c) backbone
d) highway

backbone

High-speed _______ communication lines use fibre-optics.

a) DSL
b) IP
c) OC
d) cable

OC

Individual Internet users connect to ISPs through a(n) _______

a) User Datagram Protocol (UDP)
b) optical carrier (OC) line
c) point of presence (POP)
d) T line

point of presence (POP)

The main suite of protocols used on the internet is _______.

a) POP
c) SMTP
d) TCP/IP
e) FTP

TCP/IP

_______ uses a dedicated connection between to points with the connection remaining active for the duration of the transmission.

a) Circuit switching
b) A closed circuit
c) Packet switching
d) An open circuit

Curcuit switching

Which of the following information is NOT contained in a packet?

a) The address from where the packet originates
b) The data that are transmitted
c) The size (in bytes) of the packet

The size (in bytes) of the packet

A(n) _______ address is a unique number that identifies a computer, server, or device connected to the internet.

a) SMTP
b) TCP
c) NetBIOS
d) IP

IP

A(n) _______ address us a temporary IP address that is assigned from an available pool of IP addresses.

a) static
b) transition
c) assigned
d) dynamic

dynamic

An IP address that does not change and is usually assigned manually by a network administrator is called a _______ address.

a) fixed
b) dynamic
c) stationary
d) static

static

IPV6 was needed when IPV4 _______.

a) became too old
b) was revoked
c) was eliminated
d) no longer had enough unique addresses

no longer had enough unique addresses

When checking to see whether a particular name is registered on the internet, your computer accesses a database that is kept on a(n) _______ server.

a) DNS
b) URL
c) XML
d) FTP

DNS

An IP address in the form of 197.169.100.1 is called a(n) _______.

a) random number
b) sequential access number
c) dotted quad
d) encryption key

dotted quad

In https://www.pearsonhighered.com, which of the following is the top-level domain?

a) www
b) pearsionhighered
c) http
d) com

com

By adding a network prefix to an IP address, supernetting or _______ lets a single IP address represent multiple unique IP addresses.

a) Secure Sockets Layer (SSL)
b) Dynamic Host Configuration Protocol (DHCP)
c) Internet Protocol version 4 (IPv4)
d) classless interdomain routing (CIDR)

classless interdomain routing (CIDR)

Which of the following is NOT a language used in developing websites?

a) DHTML
b) KML
c) XML
d) HTML

KML

Which of the following was created for the transfer hypertext documents across the internet?

a) FTP
b) SSL
c) HTTP
d) HTML

HTTP

< b > is an example of an HTML _______.

a) tag
b) indicator
c) key
d) marker

tag

Text such as < b >This should be bolded. is an example of an HTML _______.

a) marker
b) instruction
c) script
d) element

element

_______ defines the content in terms of the data that is being described rather than how it is to be displayed

a) XML
b) JavaScript
c) HTML
d) CGI

XML

_______ provides a procedure by which a browser can request that a program file be run rather than just being delivered to the browser.

a) OC
b) ACK
c) UDP
d) CGI

CGI

A(n) _______ is a small program that resides on server and is designed to be downloaded and run on a client computer

a) JavaScript
b) applet
c) CGI scrip
d) app

applet

The _______ defines items on the web page as graphics, tables, and headers as objects

a) JSON
b) MIME
c) DOM
d) SSL

DOM

Which protocol is used when sending files as attachments by e-mail?

a) User Datagram Protocol (UDP)
b) Post Office Protocol (POP)
c) Multipurpose Internet Mail Extensions (MIME)
d) Simple Mail Transfer Protocol (SMTP)

Multipurpose Internet Mail Extensions (MIME)

In public-key encryption, the two keys – one from coding and one for decoding are known as _______.

a) linked keys
b) keytags
c) a key pair
d) code keys

a key pair

Which of the following is an example of an instant messenger service?

a) Monster
b) Yahoo Messenger
c) Flickr
d) LinkedIn

Yahoo Messenger

_______ permits two or more people to communicate over the internet in real time.

a) Flickr
b) Snapfish
c) Instant Messaging
d) LinkedIn

Instant messaging

Strong encryption now requires _______ -bit keys.

a) 128
b) 40
c) 512
d) 256

256
Which of the following is NOT a virus category?
Pharming
A ________ is a virus that is triggered on a certain date.
time bomb
________ viruses are often transmitted by a flash drive left in a USB port.
boot sector
Creating and distributing ________ is one of the most widespread types of cybercrimes.
computer viruses
Rules for creating passwords include all of the following EXCEPT ________.
use a dictionary to find a lengthy word that is easy to remember
You can block logical ports from invaders and make your computer invisible to others on the Internet by installing ________.
a firewall
Social ________ is any technique that uses social skills to generate human interaction that entices individuals to reveal sensitive information.
engineering
The Internet Crime Complaint Center (IC3) is a partnership between the ________.
FBI and National White Collar Crime Center
Which of the following statements about cookies is NOT true?
Cookies obtain your personal information by searching your hard drive.
FBI-related scams involve ________.
people pretending to represent official organizations such as the Dept. of Homeland Security or IRS
A packet analyzer is a program that can enable a hacker to do all of the following EXCEPT ________.
launch a denial of service (DoS) attack on your computer
A(n) ________ takes advantage of file transport methods to spread on its own.
worm
With regard to computer protection, quarantining is defined as ________.
placing a found virus in a secure area on the hard drive
Which type of virus was the famous Michelangelo virus?
time bomb
Using your computer for non-work activities while you are being paid to work is known as ________.
cyberloafing
When malicious code is planted on your computer and alters your browser’s ability to find web addresses, it is known as ________.
pharming
Adware and spyware are referred to collectively as ________.
greyware
A ________ is named after a housing construction feature that slows the spread of fires from house to house.
firewall
________ is a program that gathers information about your surfing habits without your knowledge.
spyware
CAPTCHA is ________.
the wavy hard-to-read letter and number sequence that you type to prove that you are human to a website
A(n) ________ is the portion of virus code that is unique to a particular computer virus.
virus signiture
A ________ is a virus that is attached to documents such as Word or Excel files.
macro virus
A ________ allows a hacker to gain access to your computer and take almost complete control of it without your knowledge
rootkit
The Internet Crime Complaint Center (IC3) is a partnership between the ________.
FBI and National White Collar Crime Center
With regard to computer protection, quarantining is defined as ________.
placing a found virus in a secure area on the hard drive
FBI-related scams involve ________.
people pretending to represent official organizations such as the Dept. of Homeland Security or IRS
Configuring a firewall to ignore all incoming packets that request access to a specific port is known as ________.
logical port blocking
________ hackers break into systems for non-malicious reasons such as to test system security vulnerabilities.
White-hat
Which of the following is formally defined as any criminal action perpetrated primarily through the use of a computer?
cybercrime
All of the following activities may infect your computer with a virus EXCEPT ________.
printing a document
All of the following were top cybercrimes reported to the IC3 EXCEPT ________.
theft of service
Which of the following classifications of viruses can change its own code to avoid detection?
Polymorphic
________ floods a computer with requests until it shuts down and refuses to answer any requests for information.
A DDoS attack