computer security set 3 Detailed Explanation And More Example
MOST IMPORTANT computer mcq - 3 EXERCISES
The following question based on computer security topic of computer mcq
(a) get into the system quickly
(b) make efficient use of time
(c) retain confidentiality of files
(d) simplify file structures
e) None of these
The correct answers to the above question in:
Answer: (c)
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Question : 1
A packet sniffer is
a) a prepared application that takes advantage of a known weakness.
b) a tool used to quickly check computers on a network for known weaknesses.
c) an application that captures TCP/IP data packets, which can maliciously be used to capture passwords and other data while it is in transit either within the computer or over the network.
d) a situation in which one person or program successfully masquerades as another by falsifying data and thereby gaining illegitimate access.
Answer »Answer: (c)
Question : 2
Which one of the following would be considered as a way that a computer virus can enter a computer system?
a) Opening an application previously installed on the computer
b) Borrowed copies of software
c) Viewing a website without causing any additional transactions
d) Running antivirus programs
e) None of these
Answer »Answer: (b)
Question : 3
A program designed to destroy data on your compute which can travel to infect other computers, is called is
a) disease
b) torpedo
c) hurricane
d) virus
e) None of these
Answer »Answer: (d)
A computer virus is a kind of malicious computer program, which when executed, replicates itself and inserts its own code. When the replication is done, this code infects the other files and programs present on your system.
These computer viruses are present in various types and each of them can infect a device in a different manner.
Question : 4
Rootkit is
a) an application that captures TCP/IP data packets, which can maliciously be used to capture passwords and other data while it is in transit either within the computer or over the network.
b) a situation in which one person or program successfully masquerades as another by falsifying data and thereby gaining illegitimate access.
c) a toolkit for hiding the fact that a computer’s security has been compromised, is a general description of a set of programs which work to subvert control of an operating system from its legitimate (in accordance with established rules) operators.
d) None of these
Answer »Answer: (b)
Question : 5
These hacker breaks security for altruistic or at least non-malicious reasons.
a) White hat
b) Grey hat
c) Blue hat
d) None of these
Answer »Answer: (a)
A white hat hacker is an individual who uses hacking skills to identify security vulnerabilities in hardware, software or networks. However, unlike black hat hackers -- or malicious hackers -- white hat hackers respect the rule of law as it applies to hacking.
White hat hackers only seek vulnerabilities or exploits when they are legally permitted to do so. White hat hackers may do their research on open source software, as well as on software or systems they own or have been authorized to investigate, including products and services that operate bug bounty programs. These types of programs reward individuals with money for disclosing security flaws.
Question : 6
What is the most common way to get a virus in your computer’s hard disk?
a) By installing games from their CDROMS
b) By uploading pictures from mobile phones to the computer
c) By opening emails
d) By sending emails
e) None of these
Answer »Answer: (c)
GET computer security PRACTICE TEST EXERCISES
computer security set 1
computer security set 2
computer security set 3
computer security Shortcuts and Techniques with Examples
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