computer security set 2 Detailed Explanation And More Example
MOST IMPORTANT computer mcq - 3 EXERCISES
The following question based on computer security topic of computer mcq
(a) phishing
(b) spam
(c) malware
(d) firewall
e) adware
The correct answers to the above question in:
Answer: (b)
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Question : 1
This hacker is someone outside computer security consulting firms that are used to bug test a system prior to its launch, looking for exploits so they can be closed.
a) White hat
b) Grey hat
c) Blue hat
d) None of these
Answer »Answer: (c)
Blue hackers don’t necessarily care about money or fame. They hack to take personal revenge for a real — or perceived — sleight from a person, employer, institution, or government. Blue hat hackers use malware and deploy various cyber attacks on their enemies’ servers/networks to cause harm to their data, websites, or devices.
Sometimes, blue hat hackers use various hacking technics to bypass authentication mechanisms to gain unauthorized access to their targets’ email clients or social media profiles. This gives them the ability to send emails and post inappropriate messages from those profiles to take revenge.
Blue hat hackers perform penetration testing and deploy various cyber attacks without causing damage. Microsoft often organizes such invite-only conferences to test its Windows programs. That’s why some blue hats are known as blue hats Microsoft hackers.
Question : 2
Which one of the following is a key function of firewall?
a) Monitoring
b) Deleting
c) Copying
d) Moving
e) None of these
Answer »Answer: (a)
A firewall is a network security system in a computer which monitors and controls the network traffics. It establishes a barrier between a trusted internal network and an untrusted external network like the internet.
Question : 3
Unauthorised copying of software to be used for personal gain instead of personal backups is called
a) program thievery
b) data snatching
c) software piracy
d) program looting
e) data looting
Answer »Answer: (c)
Question : 4
Packet Sniffer 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: (a)
Question : 5
The main reason to encrypt a file is to
a) reduce its size
b) secure it for transmission
c) prepare it for backup
d) include it in the start-up sequence
e) None of the above
Answer »Answer: (b)
Question : 6
Script kiddie is
a) someone who subverts computer security without authorization or who uses technology (usually a computer or the Internet) for terrorism, vandalism (malicious destruction), credit card fraud, identity theft, intellectual property theft, or many other types of crime.
b) a person, usually not an expert in computer security, who breaks into computer systems by using prepackaged automated tools written by others.
c) hacker who utilizes technology to announce a political message.
d) None of these
Answer »Answer: (b)
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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