Memory that stores data sequentially

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Reference no: EM13944390

Question 1: The purpose of an information system's ________ component is generating the most useful type of information for making decisions.
process
internal data
external data
database

Question 2: Management information system's (MIS) ________ include programs developed in-house.
human elements
data processes
hardware components
software components

Question 3: Microsoft Access is an example of ________ in an information system.
internal data
external data
database management system
knowledge base management system

Question 4: A typical PDA includes a(n) ________.
external monitor
calendar
mouse
external keyboard

Question 5: The output of an information system is ________.
data
a database
a process
information

Question 6: Transistor was the major technology used during the _______ generation of hardware.
first
second
third
fourth

Question 7: In a(n) _______ file, each alphabetic, numeric, or special character is represented with a 7-bit binary number.
EBCDIC
Unicode
ASCII extended
ASCII

Question 8: Computers and communication systems use ________ to represent and transfer information between computers and network systems.
Optical character reader (OCR)
light pens
data codes
Magnetic ink character recognition (MICR)

Question 9: ________ is a function performed by control programs that controls the transfer of data among parts of a computer system, such as exchange of information between the CPU and I/O devices.
Job management
Resource allocation
Data management
Communication

Question 10: A _______ is the size of a character.
nibble
bit
byte
word

Question 11: A(n) _______ is a type of memory that stores data sequentially.
RAM
magnetic tape
optical disk
RAID

Question 12: Data in a data warehouse can be differentiated from data in a database in that the former _______.
captures raw transaction data
is used for capturing and managing transactions
comes from a variety of sources
only keeps recent activity in memory

Question 13: The _______ approach to setting up a distributed DBMS combines fragmentation and replication.
optimization
allocation
encapsulation
normalization

Question 14: Which of the following is true of a database?
Complex requests can be difficult to handle.
More storage space is required.
Programs and data are interdependent.
More information can be generated from the same data.

Question 15: _______ gives users subtotals of various categories.
Summary data
Raw data
Open data
Metadata

Question 16: A _______ key uniquely identifies every record in a relational database.
secondary
foreign
primary
surrogate

Question 17: A _______ operation searches data in a table and retrieves records based on certain criteria.
project
join
find
select

Question 18: A database _______ is responsible for data storage, manipulation, and retrieval.
program
index
system
engine

Question 19: _______ has created decency concerns, because these e-mails often contain explicit language or nudity.
Phishing
Spoofing
Sniffing
Spamming

Question 20: In the context of the important concepts regarding Web and network privacy, _______ refers to issues involving both the user's and the organization's responsibilities and liabilities.
phishing
nonrepudiation
spoofing
accountability

Question 21: You make two copies of a software package you just bought for personal use, in case the original software fails and you need a backup. This action is ________.
illegal and unethical
legal but unethical
illegal but ethical
legal and ethical

Question 22: In the context of the important concepts regarding Web and network privacy, ________is a method for binding all the parties to a contract.
phishing
nonrepudiation
cybersquatting
synchronous
communication

Question 23: Dell, Microsoft, and Unisys Corporation created a partnership to design a voting system for several U.S. states. This is an example of _______.
cybersquatting
the digital divide
a virtual organization
telecommuting

Question 24: Which of the following is a type of access control?
Steel encasements
Passwords
Firewalls
Identification badges

Question 25: _______ are usually placed in front of a firewall and can identify attack signatures and trace patterns.
Intrusion detection systems
Proxy servers
Physical security measures Biometric security measures

Question 26: Which of the following is a physical security measure?
Electronic trackers
Passwords
Firewalls
Signature analysis

Question 27: _______ security measures use a physiological element to enhance security measures.
Physical
Social
Biofeedback
Biometric

Question 28: A(n) _______ is often used so remote users have a secure connection to the organization's network.
biometric security system
intrusion detection system
virtual private network
terminal resource network

Question 29: A _______ travels from computer to computer in a network, but it does not usually erase data.
Trojan program
worm
virus backdoor

Question 30: _______ are computer security experts who specialize in penetration testing and other testing methods to ensure that a company's information systems are secure.
Script kiddies
Black hats
White hats
Hex editors

Question 31: The amount of data that can be transferred from one point to another in one second is called _______.
bandwidth
controller
router
protocol

Question 32: The Transmission Control Protocol (TCP) operates at the OSI model's _______ layer.
Data link
Physical
Transport
Network

Question 33: The _______ layer of the OSI model serves as the window through which applications access network services.
Application
Presentation
Network Data link

Question 34: The _______ topology is costly and difficult to maintain and expand.
star
mesh
ring
bus

Question 35: The most common n-tier architecture involves _______ tiers.
two
three
four
five

Question 36: A(n) ____ is an electronic audio file that is posted on the Web for users to download to their mobile devices or computers.
podcast
RSS feed
blog wiki

Question 37: Which of the following protocols is used for retrieving messages?
SMTP
POP
HTTP
VoIP

Question 38: A(n) ____ is the address of a document or site on the Internet.
TLD
URL
IP
DNS

Question 39: The Federal Express Tracking System allows customers to enter a package's tracking number and locate any package still in the system as well as prepare and print shipping forms, get tracking numbers, and schedule pickups. Federal Express is an example of a(n) ____.
intranet
Internet
extranet
DMZ

Question 40: A(n) ____ is a journal or newsletter that is updated frequently and intended for the general public.
podcast
RSS feed
blog
wiki

Reference no: EM13944390

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