It facilitates routers and other communication devices to send packets. The undesirable change in physical, chemical or biological characteristics of air, land and water is referred as a) pollutants b) ecodestructions Stream cipher operates on small plaintext units. Follow the following steps to secure your web server: 65) What is Microsoft Baseline Security Analyzer? Traceroute is used to check where the connection breaks or stops or to identify the failure. Social engineering is the term used to convince people to reveal confidential information. On the other hand, asymmetric encryption needs different keys for encryption and decryption. Basic & Fundamental Concepts of Cell Forensics. Human-based attack: They may pretend like a genuine user who requests higher authority to reveal private and confidential information of the organization. Decentralized computing B. They are: It is the technique for identifying open ports and service available on a specific host. What are three ways to deal with risk? It gives good protection for both data as well as networks. It is a mechanism of assigning the user account to an unknown user. The use of salting is to safeguard passwords. In many cases, brute force attacks are automated where the software automatically works to login with credentials. Multiple Choice Questions (MCQ I) 106) What are the types of cyber-attacks? Spyware is a malware that aims to steal data about the organization or person. SYSTEM SECURITY AND COMPUTER CRIMES Page 1 of 3 MULTIPLE CHOICE QUESTIONS DATA INTEGRITY AND SECURITY 1. In this method, hackers fix vulnerabilities and weakness of computer or network. Defamation laws are civil laws that save individuals from fake public 55) Give some examples of a symmetric encryption algorithm. Vulnerabilities refer to the weak point in software code which can be exploited by a threat actor. It is used to protect the information in online transactions and digital payments to maintain data privacy. Companies doing businesses online often depend on cyber laws to protect Computer-based attack: In this attack, attackers send fake emails to harm the computer. 48) What are the risks associated with public Wi-Fi? They protect the information system of an organization. It allows Government to issue notification on the web thus heralding Here are two common application of Penetration testing. Laws are 14) Name the different layers of the OSI model. Authenticode is a technology that identifies the publisher of Authenticode sign software. Robotics and Cyber-Physical Systems Special Sessions at the IEEE/RSJ 2008 International Conference on Intelligent RObots and Systems (IROS 2008), September 24, 2008, Nice, FRANCE. 50) Explain the main difference between Diffie-Hellman and RSA. If any user downloads a malicious app, then it can be misused to access authentication information. 108) Give examples of System-based attacks, 109) List out the types of cyber attackers. Viruses can consume computer resources, such as CPU time and memory. Following are some tools used for packet sniffing. The primary purpose of cyber security is to protect against cyberattacks like accessing, changing, or destroying sensitive information. WAF stands for Web Application Firewall. They spend a great deal of time developing other There are ways to prevent Brute Force attacks. Black hat hackers are people who have a good knowledge of breaching network security. A physical threat is a potential cause of an incident that may result in loss or physical damage to the computer systems. New security methods of detecting computer crimes. Our online computer forensics trivia quizzes can be adapted to suit your requirements for taking some of the top computer forensics quizzes. It helps you to take benefit of the design flaws in poorly designed web applications to exploit SQL statements to execute malicious SQL code. It is an attack that poisons malicious SQL statements to database. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, SSC, NDA etc. Encryption program uses this number only once per session. IV stands for the initial vector is an arbitrary number that is used to ensures that identical text encrypted to different ciphertexts. Top 122 Cyber-physical system Goals and Objectives Questions. Hackers use port scanning technique to find information for malicious purposes. WAF is used to protect the application by filtering and monitoring incoming and outgoing traffic between web application and the internet. Data exfiltration refers to the unauthorized transfer of data from a computer system. including laws that prohibit obscenity. Try this amazing The Heart Practice MCQ's - The Cardiovascular System (I): The Heart quiz which has been attempted 5308 times by avid quiz takers. made to prevent identity theft, credit card theft and other financial It monitors suspicious system activities and traffic of a specific device. Biology / Life Sciences MCQ: Biochemistry MCQ-11: (Multiple Choice Questions / Model Questions / Sample Questions in Biochemistry: Water and pH Part 3 with detailed answer key, explanations and references for preparing CSIR JRF NET Life Science Examination and also for other competitive examinations in Life Science / Biological Science such as ICMR JRF Entrance Exam, DBT BET JRF … It is a threat that balances risk exposure after finding and eliminating threats. Symmetric encryption requires the same key for encryption and decryption. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews. Computer Architecture MCQ DBMS MCQ Networking MCQ. A virus is a malicious software that is executed without the user's consent. This Information Security Test contains around 20 questions of multiple choice with 4 options. Financial sectors like stock trading exchanges, investment banking, want their data to be secured, and penetration testing is essential to ensure security. It lists all the points that the packet passes through. 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Tools available for encryptions are as follows: It is a malware type in which security mechanism is bypassed to access a system. This section focuses on "Digital Signature" in Cyber Security. There are various ways to reset BIOS password. Confidentiality, Integrity, and Availability (CIA) is a popular model which is designed to develop a security policy. 19) How to reset a password-protected BIOS configuration? It protects the business against ransomware, malware, social engineering, and phishing. 98) List security vulnerabilities as per Open Web Application Security Project (OWASP). In this method, attackers use IP packets to insert a command between two nodes of the network. 76) List out various methods of session hijacking. Hacking is a process of finding weakness in computer or private networks to exploit its weaknesses and gain access. What have caused the rise in computer crimes and new methods of committing old computer crimes? Wi-Fi attacks include karma attack, sniffing, war-driving, brute force attack, etc. Chapter 27: Multiple choice questions. In web security, it is used to augment the web application firewall. This transmission may be manual and carried out by anyone having physical access to a computer. Confidentiality: Ensure the sensitive data is accessed only by an authorized user. A firewall is set on the boundaries of any system or network which monitors and controls network traffic. Generate it's copy and spread using email client. SSL helps you to track the person you are communicating to. MCQ Biology - Learning Biology through MCQs . These hackers can generate malware for personal financial gain or other malicious reasons. Here are the collections of solved MCQ questions on Internet security which include the interview questions on an internet security basis. Salting is that process to extend the length of passwords by using special characters. There are varieties of such tools available on the market. The full form of ECB is Electronic Codebook, and the full form of CBC is Cipher Block Chaining. This method protects data from interference, snooping, censorship. Vulnerability scanners are automated tools that constantly evaluate the software system's security risks to... Wireless networks are accessible to anyone within the router’s transmission radius. 3) What are the advantages of cyber security? It is a method used for a security breach in wireless networks. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews. 81) Is it right to send login credentials through email? The user uses RDP client software to serve this purpose while other device must run RDP server software. It is good to use server-side encryption and hashing to protect the server against a data breach. 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