Q77.
Which of the following corresponds to the technique called phishing?
a) Causing a mail server to stop functioning by sending a huge quantity of e-mails to the
mail server.
)
b Attacking a server by using a computer with insufficient security as a cover.
c) Using dictionary files to analyze and steal user names and passwords.
d) Fraudulently obtaining personal information by sending e-mails under the guise of a
real company.
Q78.
Which of the following is the common feature of serial interfaces, USB, and IEEE1394?
a)
b)
c)
d)
Q79.
Can be attached and detached without turning off power to the computer.
Can connect up to 127 peripheral devices using hubs.
Low data transfer speeds.
Can transfer data using infrared rays.
Which of the following is the appropriate description of a plug-in?
a) It is a program that adds functions to application software.
b) It is used on the Internet and can search for information you want to know.
c) It uses programming language syntax to describe the system’s processing procedures,
etc.
d) It is a standby power source that prevents interruptions in the power supply when
power outages or power flickers occur.
Q80.
Which of the following is not applicable as something that can be performed in a network
environment but not in a standalone environment using a single computer?
a)
b)
c)
d)
Q81.
Exchanging data
Sharing printers
Editing data
Sharing programs and data
Which of the following is the appropriate description of a Java servlet?
a) A program developed by Java that is executed on the Web application server in response to a client request.
b) A program developed by Java that is downloaded from the server and executed.
c) A protocol for handling programs developed by Java as components of applications.
d) An interpreter that executes programs developed by Java, and has a function that executes intermediate codes called bytecodes.
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