b) Expansive A host or small network inserted as a Neutral Zone between a company’s private network and the outside public network is called: (a) Firewall (b) Virtual private Network (c) man in the middle (d) Demilitarized zone Answer: d Answer: (c) Network, Presentation, Data link, Application. Explanation: There are only two IP versions are avilable in the present: IP version 4 (IPv4) and IP version 6 (IPv6). Below are few Computer Network MCQ test that checks your basic knowledge of Computer Network.This Computer Network Test contains around 20 questions of multiple choice with 4 options.You have to select the right answer to a question. This test is Rated positive by 91% students preparing for Computer Science Engineering (CSE).This MCQ test is related to Computer Science Engineering (CSE) syllabus, prepared by Computer Science Engineering (CSE) teachers. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Developed by JavaTpoint. b) Dual Homed Gateway Firewall A URL is a different form of URI (Uniform Resource Identifier) although the two words are used interchangeably by many people. 2. A firewall is installed at the point where the secure internal network and untrusted external network meet which is also known as __________ Ping summarizes the packet loss and round-trip delay between two IP end points. [1] A firewall typically establishes a barrier between a trusted, secure internal network and another outside network, such as the Internet, that is assumed not to be secure or trusted. Network layer firewall has two sub-categories as _________ c) Firewall point 30) What IP address class allocates 8 bits for the host identification part? What is one advantage of setting up a DMZ with two firewalls? According to one, a computer firewall is a system that’s designed to prevent third parties from accessing your computer — most probably using the Internet or other means of network. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. 48) What is the maximum efficiency of slotted aloha at G = 1? The physical What is a Firewall in Computer Network? 39) Which of the through is share the data of two computer? 45) Which of the following algorithms is not used in asymmetric-key cryptography? Error detection cannot be used on simplex links. It informs routers when an incorrect path has been taken. A directory of Objective Type Questions covering all the Computer Science subjects. Sanfoundry Global Education & Learning Series – Computer Networks. Ans: Network firewall protects your network from unauthorized access. Computer Network MCQs Some important Computer Network MCQs are mentioned here. Explanation: A URL (Uniform Resource Locator) is a database connection that describes the database's location on a computer network and the retrieval process. 1. View Answer, 3. Firewalls are tools that can be used to enhance the security of computers connected to a network, such as LAN or the Internet. Answer: (c) Electronic code book algorithm. It reports all errors which occur during transmission. Also explore over 9 similar quizzes in this category. Explanation: There are many ways to share data between two computers, but a network connection is established before data sharing. "Computer … Computer Networks MCQ Questions and Answers with PDF Download is offered here so that you can prepare your exams better and score good marks for this chapter. This set of Computer Networks Multiple Choice Questions & Answers (MCQs) focuses on “Firewalls”. Firewall is a network device that isolates organization’s internal network from larger outside network/Internet. 17) At what speed does tele-computed refer? Participate in the Sanfoundry Certification contest to get free Certificate of Merit. 21) The IP network 192.168.50.0 is to be divided into 10 equal sized subnets. A firewall serves as a gatekeeper to your valuable computer network. b) Meeting point Firewalls prevent unauthorized internet users from accessing private networks connected to the internet, especially intranets. a) You can control where traffic goes in three networks Multiple Choice: Networking MCQ FOR IBPS PO3. Explanation: TCP/IP is the most common internet protocol because it is the most widely used network protocol. A system that monitors traffic into and out of a network and automatically alerts personnel when suspicious traffic patterns occur, indicating a possible unauthorized intrusion attempt is called a (n) __________________. Explanation: Peer to Peer network is a network to which all computers are used the same resources and rights as other computers. Explanation: A firewall is a network securing software that prevents unauthorized users and dangerous elements from accessing the network. Try this amazing Firewall Security MCQ Quiz: Trivia! Explanation: The hamming codes is an error recovery technique that can be used to detect and correct the errors. a) Physical layer a) Packet Filtering Firewall A computer network makes the world wide web possible. Computer Networks Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key (Computer Networks Quick Study Guide & Course Review Book 1) contains course review tests for competitive exams to solve 1962 MCQs. Explanation: The optical fiber is made of glass or plastic. Contact us today to find out how we can help optimize your network infrastructure. In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are _____ b) Data link layer A firewall can be configured to filter the traffic based on these addresses. 2) Which type of topology is best suited for large businesses which must carefully control and coordinate the operation of distributed branch outlets? Multiple Choice Questions of Computer Networking 1-1 Computer Network is A. View Answer, 5. Which of the following is / are the types of firewall? View Answer, 7. ... D. Firewall Filtering. Basic Computer MCQ in Hindi | कंप्यूटर GK हिंदी में | Computer Objective Questions, Basic Computer MCQ in Hindi, Basic Computer Objective Question and Answer in Hindi, Basic Computer Quiz in Hindi, for competitve, government exam, ols questions, papers ... B. Firewall C. Hub D. सभी ANS. You can see the correct answer by clicking view answer link. c) Frame firewall and packet firewall d) Secure point d) Scalable Explanation: The host to host layer conforms the transport layer of the OSI model. MCQ 22: A proxy firewall … a) Frame filter Practice these MCQ questions and answers for preparation of various competitive and entrance exams. View Answer, 8. Collection of hardware components and computers B. Interconnected by communication channels C. Sharing of resources and information D. All of the Above 1-2 What is a Firewall in Computer Network? Multiple Choice Questions of Computer Networking (Ans In Red Colour) 1-1 Computer Network is A. Which of the following are true about firewalls? Network access control comprises of two main components: user authentication and network boundary protection. d) Connection table Hamming code can detect up to 3-bit errors. Explanation: Firewalls are used to protect the computer network and restricts illicit traffic. Multiple Choice Questions of Computer Networking 1-1 Computer Network is A. 13) Which of the following best describes uploading information? d) The header checksum field in the packet header A firewall need to be _____so that it can be grow proportionally with the network that it protects. Its purpose is to ensure that the message can only be decrypted by the intended receiver. Mail us on hr@javatpoint.com, to get more information about given services. Computer Networks Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key (Computer Networks Quick Study Guide & Course Review Book 1) contains course review tests for competitive exams to solve 1962 MCQs. 34) An Aloha network uses an 18.2 kbps channel for sending message packets of 100 bits long size. It was developed by R.W. Computer Networks MCQ Questions and Answers with PDF Download is offered here so that you can prepare your exams better and score good marks for this chapter. Deploying firewall at network boundary is like aggregating the security at a single point. NETWORKING Multiple Choice Questions :-1. What is a Firewall in Computer Network? It can be a hardware, software, or combined system that prevents unauthorized access to or from internal network. a) Network firewalls are a software appliance running on general purpose hardware or hardware based firewall computer appliances that filter traffic between two or more networks. A packet filter firewall filters at __________ computer networks MCQ computer networks MCQ SET-4. 29) Which of the following cannot be used as a medium for 802.3 ethernet? Take Computer Fundamentals Quiz To test your Knowledge . b) Data link layer What are some of the benefits of using a firewall for your LAN? Hamming. MCQ's Questions on Computer Networks along with answers. Dec 03,2020 - What is a Firewall in Computer Network?a)The physical boundary of Networkb)An operating System of Computer Networkc)A system designed to prevent unauthorized accessd)A web browsing Softwaree)None of theseCorrect answer is option 'C'. Explanation: An IPv6 address is 128 bits long, which has 2^128 address space. You can see the correct answer by clicking view answer link. 19) The maximum length (in bytes) of an IPv4 datagram is? Explanation: World Wide Web (WWW) creates a collection of hyperlinked documents on the Internet. Explanation: Double duplex is not a legitimate channel for transmission in computer network. 39. Firewalls have been a first line of defense in network security for over 25 years. Firewall provides network boundary protection by separating an internal network from the public Internet. Explanation: In Pure Aloha, Efficiency = 18.4%, Usable bandwidth for 18.2 kbps = 18.2 * 0.18 = 3.276 kbps, Therefore, the maximum throughput of Pure Aloha. Cyclic Redundancy Check (CRC) sequence can detect as well as correct errors. 1-2 What is a Firewall in Computer Network? A stateful firewall maintains a ___________ which is a list of active connections. A proxy firewall filters at _________ In computer networking, the term IP address spoofing or IP spoofing refers to the creation of Internet Protocol (IP) packets with a forged source IP address, called spoofing, with the purpose of concealing the identity of the sender or impersonating another computing system It is used for error detection for blocks of data. They are an integral part of a comprehensive security framework for your network. View Answer. Firewall. Explanation: A collision occurs when two or more computers are attempting to transfer data across a network at a time. d) Virus filter Duration: 1 week to 2 week. These objective type Computer Network questions are very important for campus placement test, semester exams, job interviews and competitive exams like GATE, IES, PSU, NET/SET/JRF, UPSC and diploma. 10) Which one of the following would breach the integrity of a system? A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules. Explanation: The maximum efficiency of pure aloha formula is G * e-2G. To practice all areas of Computer Networks, here is complete set of 1000+ Multiple Choice Questions and Answers. Which are the types of servers? Which of the above is consider as (a) signal transmission medium is data communications? 33) Which layer of the TCP / IP stack corresponds to the OSI model transport layer? Questions on Application Layer. This layer is responsible for the final correspondence and error-free distribution of data. Collection of hardware components and computers B. Interconnected by communication channels C. Sharing of resources and information D. All of the Above. Introduction of Firewall in Computer Network Last Updated: 21-11-2019 A firewall is a network security device, either hardware or software-based, which monitors all incoming and outgoing traffic and based on a defined set of security rules it accepts, rejects or drops that specific traffic. 9) A proxy server is used as the computer? The … Statistical TDM is efficient if the data stream is deterministic. B. a) The source routing feature Firewalls - Network Security MQC Question. The ping command checks the port level connectivity between source destinations end points. © Copyright 2011-2018 www.javatpoint.com. d) Network layer firewall and session layer firewall Explanation: The SMTP client is an organization that allows sending emails using the SMTP server. c) State table This Portion of Computer Networking contains Computer Networking Network Security MCQs (Multiple Choice Questions and Answers). Explanation: The term IPv4 stands for Internet Protocol Version 4. JavaTpoint offers too many high quality services. Broadly speaking, a computer firewall is a software program that prevents unauthorized access to or from a private network. This set of solved MCQ questions on computer networking includes multiple-choice questions on the definitions of computer networks, different services of computer networks and their types. The IP address is a group of numbers that identify user system on the network. Answer: (a) Internet Assigned Numbers Authority. Explanation: The term IANA stands for Internet Assigned Numbers Authority. c) Screen Host Firewall 14) Which one of the following is the most common internet protocol? Computer networks is one of the most important chapter for any candidate pursuing career in information technology field. Explanation: A proper email address is a combination of the email prefix and email domain, both in appropriate formats. 5) What kind of transmission medium is most appropriate to carry data in a computer network that is exposed to electrical interferences? All rights reserved. Here are the collections of solved MCQ questions on Internet security which include the interview questions on an internet security basis. Suppose there are two computers; Dell and HP. A computer network is a collection of various computing machines that are able to share each other's resources in a mannerly fashion. What tells a firewall how to reassemble a data stream that has been divided into packets? quiz which has been attempted 5934 times by avid quiz takers. You have to select the right answer to a question. computer networks MCQ: -Hi Readers, In this tutorial, we will discuss MCQ’s on Computer Network.Every MCQ of the computer network has 4 relative answers and the correct answer is bold.here we starts session on computer networks MCQ Multiple Choice Questions of Computer Networking(computer networks MCQ) 26) Which of the following is correct IPv4 address? 25) Which of the following address belongs class A? Answer: (b) Sending information to a host computer. JavaTpoint offers college campus training on Core Java, Advance Java, .Net, Android, Hadoop, PHP, Web Technology and Python. Online MCQ Quiz on Computer Networking - Set 1 No. In this section of Data Communication and Networking - WWW and HTTP MCQ (Multiple Choice) Based Questions and Answers,it cover the below lists of topics.All the Multiple Choice Questions and Answers (MCQs) have been compiled from the book of Data Communication and Networking by The well known author behrouz forouzan.