computer security set 1 Detailed Explanation And More Example
MOST IMPORTANT computer mcq - 3 EXERCISES
The following question based on computer security topic of computer mcq
(a) Trojan horses
(b) Keylogger
(c) Worm
(d) Cracker
The correct answers to the above question in:
Answer: (a)
A Trojan Horse Virus is a type of malware that downloads onto a computer disguised as a legitimate program. The delivery method typically sees an attacker use social engineering to hide malicious code within legitimate software to try and gain users' system access with their software.
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Question : 1
Like a virus, it is also a self-replicating program. The difference between a virus and it is that a worm does not create copies of itself on one system: it propagates through computer networks.
a) Keylogger
b) Worm
c) Cracker
d) None of these
Answer »Answer: (b)
The difference between a virus and a self-replicating program which is like a virus is that rather than creating copies of itself on only one system it propagates through a computer network. What is that called a Worm
Question : 2
It is a software program designed to record (‘log’) every keystroke on the machine on which it runs
a) Keylogger
b) Worm
c) Virus
d) Cracker
Answer »Answer: (a)
A keylogger sometimes called a keystroke logger or keyboard capture is a type of surveillance technology used to monitor and record each keystroke on a specific computer. Keylogger software is also available for use on smartphones, such as the Apple iPhone and Android devices.
A keylogger sometimes called a keystroke logger or keyboard capture is a type of surveillance technology used to monitor and record each keystroke on a specific computer. Keylogger software is also available for use on smartphones, such as the Apple iPhone and Android devices.
Question : 3
It is a self-replicating program that infects computer and spreads by inserting copies of itself into other executable code or documents.
a) Keylogger
b) Worm
c) Virus
d) Cracker
Answer »Answer: (c)
A virus is a malicious application or authored code used to perform destructive activity on a device or local network. The code’s malicious activity could damage the local file system, steal data, interrupt services, download additional malware, or any other actions coded into the program by the malware author. Many viruses pretend to be legitimate programs to trick users into executing them on their device, delivering the computer virus payload.
Question : 4
Like a virus, it is a self-replicating program. It also propagates through computer network.
a) Spyware
b) Worm Cracker
c) Cracker
d) phishing scam
e) None of these
Answer »Answer: (d)
Question : 5
A vulnerability scanner 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: (b)
Question : 6
It is 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.
a) security exploit
b) vulnerability scanner
c) packet sniffer
d) rootkit
Answer »Answer: (c)
GET computer security PRACTICE TEST EXERCISES
computer security set 1
computer security set 2
computer security set 3
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