Explain why spam senders frequently change from one email address and one domain to another. Explain why changing the address does not prevent their victims from responding to their messages
What will be an ideal response?
Changing
addresses
and
domains
decreases
the
effectiveness
of
spam
filters.
Also,
different
domains
and
addresses
may
be
more
likely
to
work
on
different
users.
Mass
spammers
generally
aren't
concerned
about
users
responding
to
their
emails,
but
rather
try
to
get
them
to
click
links,
run
code,
or
download
programs.
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Develop a sequence diagram showing the interactions involved when a student registers for a course in a university. Courses may have limited enrolment, so the registration process must include checks that places are available. Assume that the student accesses an electronic course catalog to find out about available courses.
What will be an ideal response?
Each object you place on a form is called a(n):
A) index. B) control. C) icon. D) label.
All of the following would be recorded in a macro if the Record Macro feature is active, EXCEPT:
A) pressing F4. B) dragging the mouse to select a word. C) pressing Ctrl+Home. D) inserting a signature line.
?When you complete your work with Office Mix, __________.
Fill in the blank(s) with the appropriate word(s).