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- Computer Security Multiple Choice Questions and Answers
- Top 110 Cyber Security Interview Questions & Answers
- 100+ Cyber Security Quiz Questions and Answers 2019
The provided Computer Security Quiz will include the questions related to the fundamentals of the Computer Security. Resume shortlisting 2. The below logic is an example of what kind of cyber-attack that targets the vulnerabilities on the Databases?
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Computer Security Multiple Choice Questions and Answers
This set of following multiple-choice questions and answers focuses on "Cyber Security". One shall practice these interview questions to improve their concepts for various interviews campus interviews, walk-in interviews, and company interviews , placements, entrance exams, and other competitive exams. Explanation: In general, Stalking refers to continuous surveillance on the target or person done by a group of people or by the individual person. Cyber Stalking is a type of cybercrime in which a person or victim is being followed continuously by another person or group of several people through electronic means to harass the victim.
We can also say that the primary goal of Stalking is to observe or monitor each victim's actions to get the essential information that can be further used for threatening, harassing, etc. Explanation: A dos attack refers to the denial of service attack. It is a kind of cyber attack in which one tries to make a machine or targeted application, website etc. It is usually accomplished by disturbing the service temporarily or indefinitely of the target connected to the internet.
Explanation: It is a type of unsolicited email which is generally sent in bulk to an indiscriminate recipient list for commercial purpose. Generally, these types of mail are considered unwanted because most users don't want these emails at all.
Explanation: It is generally defined as the software designed to enter the target's device or computer system, gather all information, observe all user activities, and send this information to a third party. Another important thing about the spyware is that it works in the background sends all information without your permission.
Explanation: An antivirus is a kind of software that is specially designed to help the user's computer to detect the virus as well as to avoid the harmful effect of them. In some cases where the virus already resides in the user's computer, it can be easily removed by scanning the entire system with antivirus help. Explanation: Antivirus is a kind of software program that helps to detect and remove viruses form the user's computer and provides a safe environment for users to work on.
There are several kinds of antivirus software are available in the market, such as Kaspersky, Mcafee, Quick Heal, Norton etc. Explanation: There are two types of firewalls - software programs and hardware-based firewalls. These types of firewalls filter each and every data packet coming from the outside environment such as network; internet so that any kind of virus would not be able to enter in the user's system.
In some cases where the firewall detects any suspicious data packet, it immediately burns or terminates that data packet. In short, we can also say that it is the first line of defense of the system to avoid several kinds of viruses. Explanation: The stealing ideas or the invention of others and using them for their own profits can also be defined in several different ways, such as piracy, intellectual property rights, and plagiarism.
Explanation: Nowadays, hacking is not just referred to as an illegal task because there are some good types of hackers are also available, known as an ethical hacker.
These types of hackers do not hack the system for their own purposes, but the organization hires them to hack their system to find security falls, loop wholes. Once they find the loop whole or venerability in the system, they get paid, and the organization removes that weak points.
Explanation: Cyber Ethics refers to exploring the appropriate, ethical behaviors related to online environments and digital media. Explanation: Availability refers to the violation of principle, if the system is no more accessible. Explanation: Message Digest is a type of cryptographic hash function that contains a string of digits that are created by the one-way hashing formula. It is also known as a type of technique used for verifying the integrity of the message, data or media, and to detect if any manipulations are made.
Therefore the correct answer is D. Explanation: The Aircrack-ng is a kind of software program available in the Linux-based operating systems such as Parrot, kali etc. Explanation: Angry IP Scanner is a type of hacking tool that is usually used by both white hat and black hat types of hackers.
It is very famous among the users because it helps to find the weaknesses in the network devices. Explanation: There are usually three types of scanning in ethical hacking and cyber security.
Therefore the correct answer is C. Explanation: Among the following-given options, the Cloud Scan is one, and only that is not a type of scanning. Explanation: While trying to hack a system, the most important thing is cracking the passwords. Explanation: The vulnerability, port, and network scanning are three types of scanning.
Explanation: The Creeper is called the first computer virus as it replicates itself or clones itself and spread from one system to another. Explanation: It is essential to always keep the firewall on in our computer system.
It saves the computer system against hackers, viruses, and installing software form unknown sources. We can also consider it the first line of defense of the computer system. Explanation: Cod Red is a type of Computer virus that was first discovered on 15 July in as it attacks the servers of Microsoft. In a couple of next days, it infects almost , servers.
Explanation: Application security, operational security, network security all are the main and unforgettable elements of Cyber Security. Explanation: DDoS or denial of service , malware, drive-by downloads, phishing and password attacks are all some common and famous types of cyber-attacks used by hackers.
It is used to denote many kinds of viruses, worms, Trojans, and several other harmful programs. Sometimes malware is also known as malicious software. Explanation: In general, hackers use computer viruses to perform several different tasks such as to corrupt the user's data stored in his system, to gain access the important information, to monitor or log each user's strokes.
It is also known as the upgraded version of the WPA protocol. Explanation: On the basis of response time and transit time, the performance of a network is measured. Explanation: When the numbers of users on a network get increased and exceed the network's limit, therefore the performance is one of the factors of the network that is hugely impacted by it. Explanation: Encryption techniques are usually used to improve the security of the network.
So the correct answer will be A. Explanation: A firewall can be the type of either a software or the hardware device that filters each and every data packet coming from the network, internet. It can also be considered as a device installed at the boundary of an incorporate to protect form unauthorized access.
Sometimes firewall also refers to the first line of defense against viruses, unauthorized access, malicious software etc. Explanation: In , the world's first computer virus was created by Robert Bob Thomas. This virus was designed as it creates copies of itself or clones itself and spreads one computer to another.
So the correct answer will be Explanation: Reaper is considered as the world's first antivirus program or software as it can detect the copies of a Creeper the world's first man-made computer virus and could delete it as well. Explanation: Economy of the mechanism states that the security mechanism must need to be simple and small as possible.
Explanation: The fail-safe Defaults principle of cyber security restricts how privileges are initiated whenever a subject or object is created. In cases where the privileges, rights, access or some other security-related attribute is not granted explicitly, it should also not granted access to the object. It can be considered as a perfect example of which principle of cyber security? Explanation: The example given in the above question refers to the least privileges principle of cyber security.
In short, we can say that its primary work is to restrict or control the assignment of rights to the employees. Explanation: The Open Design is a kind of open design artifact whose documentation is publically available, which means anyone can use it, study, modify, distribute, and make the prototypes.
Explanation: The principle called compromise factor states that in some cases, it is more beneficial to records or document the details of the intrusion that to adopt more efficient measures to avoid it. It can be considered as an example of which cybersecurity principle? Explanation: The complete mediation principle of cybersecurity requires that all the access must be checked to ensure that they are genuinely allowed.
However, the example given in the above question can be considered as an example of Complete Mediation. Explanation: In terms of Email Security, phishing is one of the standard methods that are used by Hackers to gain access to a network. It is a type of network security-enhancing tool that can be either a software program or a hardware device. It usually authenticates the communication between a device and a network by creating a secure encrypted virtual "tunnel".
Explanation: The cipher algorithm is used to create an encrypted message by taking the input as understandable text or "plain text" and obtains unreadable or "cipher text" as output. It is usually used to protect the information while transferring one place to another place. In computer networks, it can be defined as an authentication scheme that avoids the transfer of unencrypted passwords over the network.
Explanation: The Trojans type of malware does not generate copies of them self's or clone them. The main reason why these types of viruses are referred to as the Trojans is the mythological story of the Greeks.
In which some top-level accessions were hidden in the big wooden horse-like structure and given to the enemy as a gift. So that they can enter to the enemy's palace without come in any sight. Explanation: The RAT is an abbreviation of Remote Access Trojans or Remote Administration Tools, which gives the total control of a Device, which means it, can control anything or do anything in the target device remotely.
It allows the attacker administrative control just as if they have physical access to your device. Explanation: Trojans are a type of malware that will perform any types of actions for those they are design or programmed.
Another important thing about Trojans is that the user may not know that the malware enters their system until the Trojan starts doing its job for which they are programmed. Explanation: The "Security through obscurity" is an approach which just opposite to the Open Design principle. So the correct option is A. Explanation: Warm is a type of independent malicious program that does not require any host programs or attached with some programs. They typically cause damages to the systems by consuming the bandwidths and overloading the servers.
Warms are quite different from the virus as they are stand-alone programs, whereas viruses need some type of triggers to activate by their host or required human interaction.
Explanation: The default port number used by the apache and several other web servers is So the correct answer will be C.
Explanation: Microsoft office is a type of software used for creating and managing documents, which is one of the most famous products of the Microsoft organization. So the correct answer will be the D. However, the CIA triad does not involve Authenticity. Explanation: Confidentiality, Integrity, Availability are the three main principles. In Short, these three principles are also known as the CIA triad and plays a vital role as the cornerstone of the security structure of any organization.
Explanation: Confidentiality, Integrity, Availability and Authenticity all these four elements helps in understanding security and its components. Explanation: Data encryption is a type of method in which the plain text is converted into ciphertext, and only the authorized users can decrypt it back to plain text by using the right key.
Top 110 Cyber Security Interview Questions & Answers
To see all the quiz questions and their correct answers, please click here. Some questions are trickier than you think. Learn from your errors to prepare for future cyber challenges. You are a cyber security expert! But, hackers will never curtail their activities, so stay aware of security news and trends. A hacker locks out users and encrypts their personal computer files and data, holding it hostage until they agree to pay to the attacker.
100+ Cyber Security Quiz Questions and Answers 2019
Having a good grasp of often-asked network security questions enables you to present yourself as an adept candidate with an in-depth understanding of the subject. Explore the latest questions and answers in Database Security, and find Database Security experts. This is the latest freshly curated set of Cyber Security Quiz Questions and answers.
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