CSC Final Exam Questions and Answers
storage devices from the most expensive to least expensive - ANSWER-RAM, hard
disk, optical disk, tape
computer communication - ANSWER-process in which two or more computers or
devices
transfer data, instructions, and information
range check - ANSWER-makes sure the data is going in correctly
consistency check - ANSWER-make sure the data is consistent
Database Models - ANSWER-consists of rules and standards that define how the
database organizes data
relational database - ANSWER-stores data in tables that consist of rows and columns
object-oriented database - ANSWER-stores data in objects
multidimensional database - ANSWER-can store data in more than two dimensions of
data
Virus - ANSWER-Affects a computer negatively by altering the way the computer works
worm - ANSWER-Copies itself repeatedly, using up resources and possibly shutting
down the computer or network
Trojan horse - ANSWER-A malicious program that hides within or looks like a legitimate
program
root kit - ANSWER-Program that hides in a computer and allows someone from a
remote location to take full control
Denial of service attack - ANSWER-disrupts computer access to Internet services
phishing - ANSWER-a scam in which a perpetrator sends an official looking e-mail
message that attempts to obtain your personal and financial information
LAN - ANSWER-a network in limited geographical area such as home or office building
WAN - ANSWER-network that covers large geographic areas
storage devices from the most expensive to least expensive - ANSWER-RAM, hard
disk, optical disk, tape
computer communication - ANSWER-process in which two or more computers or
devices
transfer data, instructions, and information
range check - ANSWER-makes sure the data is going in correctly
consistency check - ANSWER-make sure the data is consistent
Database Models - ANSWER-consists of rules and standards that define how the
database organizes data
relational database - ANSWER-stores data in tables that consist of rows and columns
object-oriented database - ANSWER-stores data in objects
multidimensional database - ANSWER-can store data in more than two dimensions of
data
Virus - ANSWER-Affects a computer negatively by altering the way the computer works
worm - ANSWER-Copies itself repeatedly, using up resources and possibly shutting
down the computer or network
Trojan horse - ANSWER-A malicious program that hides within or looks like a legitimate
program
root kit - ANSWER-Program that hides in a computer and allows someone from a
remote location to take full control
Denial of service attack - ANSWER-disrupts computer access to Internet services
phishing - ANSWER-a scam in which a perpetrator sends an official looking e-mail
message that attempts to obtain your personal and financial information
LAN - ANSWER-a network in limited geographical area such as home or office building
WAN - ANSWER-network that covers large geographic areas
