Computer Knowledge · General Awareness
Information Security
4,143 Questions
Information security involves protecting computer systems and data from unauthorized access, cyber threats, and damage. It is a core part of the computer knowledge section in various banking and government exams. Practicing these concepts helps in understanding digital signatures, network security, and access control effectively.
Cybersecurity threatsAccess controlCryptography basicsSecurity risk managementDatabase protection
Information Security Questions
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trap door
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trojan horse
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virus
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logic bomb
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port scanning
B
Correct answer
Explanation
Trojan horse is a program that traps user login credentials and stores them to send to malicious user, who can later on login to computer and can access system resources.
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one time password
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program threat
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authentication
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system threat
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computer security classification
C
Correct answer
Explanation
Authentication refers to identifying each user of the system and associating the executing programs with those users.
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Access control list
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Access control
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Input validation control
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Output reconciliation control
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Virtual machine technology
B
Correct answer
Explanation
This security technique applied on the database provides guarantee that only those who are authorised to access the data can do so.
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Folding
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Quadratic Probing
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Chaining
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Open addressing
A
Correct answer
Explanation
Folding is a hash function method that divides the key into equal-sized parts and combines them (usually by addition or XOR) to create a hash value. Quadratic probing, chaining, and open addressing are collision resolution techniques, not hash functions.
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Shrink wrapping
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Firewall
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Email security
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None of these
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Firewall
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Cryptographic Techniques
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Window Defender
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Antivirus
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World Wide Web
E
Correct answer
Explanation
The World Wide Web (abbreviated as WWW or W3, commonly known as the Web) is a system of interlinked hypertext documents that are accessed via the Internet. So, it is not a security tool. Therefore, this is the correct answer.
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User logins
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Passwords
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Computer keys
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Access-control software
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None of these
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biometric identification
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characteristic identification
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characteristic security
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fingerprint security
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logistics
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It is used to transmit useful information about the system to others.
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It may contain information like username and password.
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It may contain information like email addresses.
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It may contain information like server configuration.
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It may contain information about bank account.
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This stage signifies gathering information, as much as possible, about the target.
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This stage is used to take the information gathered in recon and actively apply tools and techniques.
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This stage is used by the hackers who attempt to construct backdoors or access pathways, so that they have a way back into the system.
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In this stage, a true attack is applied against the targets that are identified in scanning stage.
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In this stage, the hacker attempts to hide or conceal his success and avoid detection.
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This stage signifies gathering information, as much as possible, about the target.
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This stage is used to take the information gathered in recon and actively apply tools and techniques.
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In this stage, a true attack is applied against the targets that are identified in scanning stage.
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This stage is used by the hackers who attempt to construct backdoors or access pathways, so that they have a way back into the system.
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In this stage, the hacker attempts to hide or conceal his success and avoid detection.
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These are unknown to the legitimate owner.
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These are used to send spams.
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These may create denial-of-service attack.
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These make the system slow.
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These contain user specific information.
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It is self-replicating.
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It has no population growth.
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It contains user specific information.
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It is used in internet advertising.
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It can not make software pirating.
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It blocks the virus to the computer.
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It can not block or unblock any request itself.
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It can detect the viruses that are already present in the system.
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It uses a security log for the process.
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It uses troubleshooting tool.
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It is self-replicating.
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It has zero population growth.
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It does not rely on other executable codes.
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It can affect the entire network of the system.
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Worm has no parasite.