Which one of the following statements about access control matrices is true?
a) In an installation with a large number of users and number of files, the matrix would be quite small.
b) Because allowing access to a file is the exception rather than the rule, the matrix will be rather dense.
c) The entry a¬ij is 1 if user i is allowed access to file j.
d) The entry aij is 1 if user i may not be access file j.
c) The entry a¬ij is 1 if user i is allowed access to file j.
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Indicate whether the statement is true or false
COGNITIVE ASSESSMENT Which of the following best describes the term bloatware?
A. Software that creates documents with unusually large file sizes B. A program that takes up most of a computer or devices RAM when it is running C. A script hidden inside a legitimate program that causes the computer to run slowly D. Additional hardware and apps installed by an OEM
After a routine audit, a company discovers that engineering documents have been leaving the network on a particular port. The company must allow outbound traffic on this port, as it has a legitimate business use. Blocking the port would cause an outage. Which of the following technology controls should the company implement?
A. NAC B. Web proxy C. DLP D. ACL
Given a two-dimensional array of five rows and ten columns, which of the following array index notations is equivalent to the following expression when i is 3 and j is 6? *(*(ary + i) + j)
A. ary[][10] B. ary[*][10] C. ary[i][j] D. *ary E. *ary[i]