Network topologies are classified as below: a) Bus Topology: In Bus Topology, all the devices of the network are connected to a common cable (also called as the backbone). Rajiv Gandhi University of Health Sciences, UPTU (Uttar Pradesh Technical University), WBUT (West Bengal University Of Technology), VTU (Visvesvaraya Technological University), JNTU (Jawaharlal Nehru Technological University), MBBS Last 10 Years 2009-2019 Question Papers (1st Year, 2nd Year, 3rd Year And 4th Year), B.Sc Nursing Last 10 Years 2009-2019 Question Papers (1st Year, 2nd Year, 3rd Year And 4th Year), BDS 2009-2019 Question Papers (1st, 2nd, 3rd And 4th year)-Last 10 years papers (Dental), B.Pharma Last 10 Years 2009-2019 Question Papers (1st Year, 2nd Year, 3rd Year And 4th Year). EC6801 Wireless Communication Nov/Dec 2016 Anna University Question paper Nov/Dec 2016 Here you can get Previous Year Question paper Recent Question Papers 2marks syllabus 2013 regulation etc. Description. There is a “Central Registry” where all the domain names are stored and it gets updated on a periodic basis. The whole network remains undisturbed. For more than 30 years wired communication networks have been used for distributed control, but recent advances in wireless technologies have enabled wireless control to be used in industrial automation. There are three types of IP classes and are based on the first octet of IP addresses which are classified as Class A, B or C. If the first octet begins with 0 bit then it is of type Class A. Q #58) Describe the key elements of the protocol? Wireless communication enables the whole population to connect with a global audience. Answer: DHCP stands for Dynamic Host Configuration Protocol and it automatically assigns IP addresses to the network devices. Anna university reg 13 important Questions and the previous year's university questions are … Ans: 1. Answer: The size of the network is defined as the geographic area and the number of computers covered in it. EC6801 Wireless Communication Nov/Dec 2016 Anna University Question paper Nov/Dec 2016 Here you can get Previous Year Question paper Recent Question Papers 2marks syllabus 2013 regulation etc. Answer: HTTP is HyperText Transfer Protocol and it is responsible for web content. Satellite communication is one type of self contained wireless communication technology, it is widely spread all over the world to allow users to stay connected almost anywhere on the earth. Let’s take a look at each of them in detail. Answer: Decoder is a circuit that converts the encoded data to its actual format. EC8095 Important questions VLSI Design. This deployment consolidates the wireless network, which makes upgrades easier and facilitates advanced wireless functionality. Satellite communication is one type of self-contained wireless communication technology, it is widely spread all over the world to allow users to stay connected almost anywhere on the earth. EC6801 Wireless Communication. We uploaded Jntu Anantapur, Kakinada And Hyderabad question Bank of all regulations – R19, R18, R17, R16, R15, R13,  R10, R09, R07, R05. A wireless communication channel separated by a distance of 12,500 meters is required to operate at a center carrier frequency of 2400 MHz Calculate the attenuation loss in decibels? Anna university question paper for M.E/ M.Tech Communication Systems - CU department/branch semester examination. It makes the computer network virtually invisible to external users. Answer-1. In a network, nodes are used to connect two or more networks. And as a router, it routes the data to specified systems within a network. Answer: In another system (not infected with a virus) install an OS and antivirus with the latest updates. ECE (Electronics And Communications Engineering), EEE (Electrical And Electronics Engineering), We will keep on updating this post with latest papers. Answer: Brouter or Bridge Router is a device that acts as both a bridge and a router. As a bridge, it forwards data between the networks. Practice it now It converts the digital signal into an analog signal. The advantage of the star topology is that if a link breaks then only that particular link is affected. Ethernet is safer than the Internet as Ethernet is a closed-loop and has only limited access. EC6801 Wireless Communication Question Bank. Below given snapshot clearly explains the difference: Answer: The time taken for a signal to reach the destination and travel back to the sender with the acknowledgment is termed as Round Trip Time (RTT). Data Communications and Networking, Question papers, Answers, important QuestionData Communications and Networking R15 Regulation B.Tech JNTUA-Anantapur Old question papers previous question papers download. Thank you. They are listed below. Cordless telephone systems. Wireless Communication - Satellite. It works in frequency domain 6. TCP and UDP are the most widely used protocols that are built on the top of the IP protocol. If the central hub gets failed, then the whole network gets down. JNTUA-JNTUH-JNTUK B-Tech 2020 Question Papers Fourth Year Second Semester (4-2) Electrical and Electronics Engineering (EEE) DIGITAL CONTROL SYSTEMS Download FACTS Download SPECIAL ELECTRICAL MACHINES Download Unix and Shell Download . The compilation of all the quizzes (mcq) for each and every chapters in the book of Data Communications and Networking by Behrouz A. Forouzan. Wireless-communication is a base for all types of communication medium. © Copyright SoftwareTestingHelp 2021 — Read our Copyright Policy | Privacy Policy | Terms | Cookie Policy | Affiliate Disclaimer | Link to Us, Computer Networking Tutorial: The Ultimate Guide, A Complete Guide to Firewall: How to Build A Secure Networking System, All About Layer 2 and Layer 3 Switches in Networking System, Top 60 Networking Interview Questions and Answers, Some Tricky Manual Testing Questions & Answers, Some Interesting Software Testing Interview Questions. Answer: Two or more computers are connected directly by an optical fiber or any other cable. Q #15) What is a Proxy Server and how do they protect the computer network? Here in this section of Data Communication and Networking Short Questions Answers for Written Exams,We have listed out some of the important Short Questions with Answers which will help students to answer it correctly in their University Written Exam. Answer: SLIP stands for Serial Line Interface Protocol. Third generation wireless networks. While you may be familiar with some or all of the topics discussed here from your experience as a wireless network engineer, you still need to be able to articulate your answers succinctly, through clear communication. The compilation of all the quizzes (mcq) for each and every chapters in the book of Data Communications and Networking by Behrouz A. Forouzan. Question2: Why is Bluetooth 2.0 better than previous versions? Search Term. It is used to transfer information from the source to the destination. To identify any connection issue, the initial step is to ping the server and check if it is responding. Resources; Information Both a & b; None of these; 2. As networking is a complex topic, one needs to be careful while answering the questions in an interview. Physical Topology means the actual place where the elements of a network are located. Here we go with the basic networking questions and answers. In the above article, a student can download wireless communication notes for B Tech CSE, ECE, IT 4th and wireless communication notes for B Tech CSE, ECE, IT 8th semester. There are 3 main versions of SNMP which include SNMPv1, SNMPv2, and SNMPv3. When we type such names the DNS translates it into numbers and executes our requests. Wireless communication Online test - 11 questions to practice Online Wireless communication Test and find out how much you score before you appear for next interview and written test. When packets are transferred using either TCP or UDP, it is sent to an IP address. Question-2 What do you mean by narrow band and wide band system? Q #20) What is the difference between the Internet, Intranet, and Extranet? c) Ring Topology: In Ring Topology, each device of the network is connected to two other devices on either side which in turn forms a loop. It prevents malicious access from outside to the computer network. Q #57) How can you recover the data from a system which is infected with a Virus? I couldn’t find any links related to odd semesters i.e, 1-1,2-1, etc.. Of B. Answer: An IP address has 4 sets (octets) of numbers each with a value up to 255. It comes in all shapes and sizes. Translating the IP address to names is named as a Reverse lookup. They are listed below. Answer: If a network self-repair its problem then it is termed as Beaconing. Rejinpaul.com April May 2019 Important Questions is available for download in this page for EC6801 Wireless Communication. The router is smartest and most complicated out of these three. Both end-user and application layer interacts with the software application. Our online wireless trivia quizzes can be adapted to suit your requirements for taking some of the top wireless quizzes. All the public IP addresses and their hostnames are stored in the DNS and later it translates into a corresponding IP address. Share this item with your network: By. f) Presentation Layer (Layer 6): It is also called as “Syntax Layer”. Q #50) What is the use of encryption and decryption? Answer: Common factors in TCP and UDP are: The difference between TCP and UDP are enlisted in the below table: Answer: Firewall is a network security system that is used to protect computer networks from unauthorized access. Answer: Encoder is a circuit that uses an algorithm to convert any data or compress audio data or video data for transmission purposes. Q #49) Define IEEE in the networking world? Share it with your friends. Answer: Ipconfig stands for Internet Protocol Configuration and this command is used on Microsoft Windows to view and configure the network interface. For courses in wireless communication networks and systems A Comprehensive Overview of Wireless Communications. The firewall consists of a hardware device, software program or a combined configuration of both. And then the hub sends the same data to the destination device. I hope I have covered almost all the important networking interview questions in this article. Internet-based VPNs are less expensive and can be connected from anywhere in the world. Questions. Answer: When a device or computer is assigned a specified IP address then it is named as Static IP. JNTUH B.Tech WIRELESS COMMUNICATION AND NETWORKS, Question papers, Answers, important QuestionWIRELESS COMMUNICATION AND NETWORKS R09 Regulation B.Tech JNTUH-Hyderabad Old question papers previous question papers download Answer: Open System Interconnection, the name itself suggests that it is a reference model that defines how applications can communicate with each other over a networking system. It keeps track of transmission and sends the segments again if the transmission fails. Learn how your comment data is processed. A satellite is an object that revolves around another object. These networks are usually reserved for the biggest customers or some of the original members of the Internet. Answer: OSI model stands for Open System Interconnection It is a framework that guides the applications on how they can communicate in a network. Answer: For data transmission, IP addresses are required and even DNS uses IP addresses to route to the correct website. Credit: Behrouz A. Forouzan The books are divided in seven parts: Overview , Physical Layer and Media , Data Link layer , Network Layer , Transport Layer , Application Lay er and Security . Answer: Data transmitted through the networks’ comes in different ways like text, audio, video, images, numbers, etc. Networks Gate Questions. Answer: ASCII stands for American Standard Code for Information Interchange. Let’s consider that in a network there are 2 computers, 2 printers, and a server are connected, then we can say that there are five nodes on the network. ... EC6802 WN Important Questions April May 2018 Important Questions Download. Wireless-Communication. SNMP is widely used in network management for configuring network devices like switches, hubs, routers, printers, servers. For a human being, it is easy to remember and recognize the domain name, however, the computer is a machine that does not understand the human language and they only understand the language of IP addresses for data transfer. What Cisco Air Net Products Are Wi-fi Certified? If an area is served by a single Base Station, then the available spectrum can be divided into N … Network Theorems And Transformations ; ... why communication system questions are not here. This ‘80’ stands for the year 1980 and ‘2’ represents the month of February. Answer: VPN is the Virtual Private Network and is built on the Internet as a private wide area network. It is used to configure, control the TCP/IP network interface parameters from CLI i.e. With the help of DHCP, IP management became very easy. Q #53) How are networks classified based on their connections? To Score more in your semester exams Get best score in your semester exams without any struggle. NetSim–>simulates Cisco Systems’ networking hardware and also software to learn Cisco IOS command structure. Settings. Decryption is the process of converting back the encrypted data to its normal form. Networking guru Lisa Phifer answers ten commonly asked questions about securing wireless LANs. It shares many users at same time 2. share a finite amount of radio spectrum 3. high performance 4. duplexing generally required 5. Please refer to this link for Wireless Communication Interview Questions & Answers. This Portion of Data Communication and Networking contains more frequently asked MCQs (Multiple Choice Questions and Answers) / Objective Type Questions and Answers in the various competitive exams. Share your college material using our mail contact@aunewsblog.net. This process is explained in the below diagram: Q #14) What is the difference between a Domain and a Workgroup? Answer: Network is defined as a set of devices connected to each other using a physical transmission medium. The book includes an extensive online glossary, a list of frequently used acronyms, and a reference list. The main disadvantage of the star topology is that all the devices of the network are dependent on a single point (hub). They are mentioned below: Answer: In Networking, when a task is in progress another task gets started before the previous task is finished. Prepared by A.Devasena., Associate Professor., Dept/ECE Page 5 EC2401- Wireless Communication VII semester EIRP (Equivalent Isotropically Radiated Power) of a transmitting system in a given direction is defined as the transmitter power that would be needed, with an isotropic radiator, to produce the same power density in the given direction. ... Wireless communication notes please add well and more short nots. This process is termed as Data Encapsulation. Anna University ECE Lecture Notes, Important Questions and Answers, Question Paper Regulation 2013, 2017 - Electronics and Communication Engineering ECE Department, 1st year, 2nd year, 3rd year, 4th or Final Year, all semester: 1st 2nd 3rd 4th 5th 6th 7th 8th semester Lecture Notes, Important Questions and Answers, Question Paper Regulation 2013, 2017 FirstRanker.com is an educational site for all the B.Tech, B.E, M.E, B.Sc, M.Sc, B.Pharm, M.Tech, M.Pharm, MBA, MCA, MBBS, BDS, MD, Degree, Nursing students. Each cellular Base Station is allocated a group of … Q #46) Expand DHCP and describe how it works? Answer: IDEA stands for International Data Encryption Algorithm. If it starts with bits 10 then it belongs to Class B. Q #28) Explain various types of networks based on their sizes? The source is converted by an input transducer into an electrical waveform referred to as the baseband signal or message It establishes, coordinates, exchange and terminates the connections between local and remote applications. When a new device is added to the network, it broadcasts a message stating that it is new to the network. All Internet service providers and different host companies usually interact with this central registry to get the updated DNS details. Proxy Server also maintains the list of blacklisted websites so that the internal user is automatically prevented from getting easily infected by viruses, worms, etc. If you require any other notes/study materials, you can comment in the below section. search by students . We will send you the papers. d) Mesh Topology: In a Mesh Topology, each device of the network is connected to all other devices of the network. Answer: There are three types of Internet connections. When the signal (a beam of modulated microwave) is sent near the satellite then, satellite amplifies the signal and sent it back to the antenna receiver which is located on the surface of the earth. This is used to design or develop standards that are used for networking. Tech r18 It would be helpful if you upload them (if they aren’t uploaded in the 1st place) or link them in this comment. Then the message is transmitted to all the devices of the network. As humans remember names, the computer understands only numbers. Please share your study materials with us. With the help of an SSL certificate, it verifies if the requested server connection is a valid connection or not. Both protocols TCP and UDP are used to send bits of data over the Internet, which is also known as ‘packets’. It means without the knowledge of correct and actual IP addresses it is not possible to identify the physical location of the network. Answer: Network Topology is nothing but the physical or logical way in which the devices (like nodes, links, and computers) of a network are arranged. EC2401- Wireless Communication Two marks questions and Answers. A link is used to connect more than two devices of a network. AUNewsBlog team shared some of the useful important questions collection. Questions will also be available in Rejinpaul Network App. Q #16) What are IP classes and how can you identify the IP class of given an IP address? Answer: In a computer network, different computers are organized in different methods and these methods are – Domains and Workgroups. Q #1) What is a Network? Download EC6801 Wireless Communication Lecture Notes, Books, Syllabus Part-A 2 marks with answers EC6801 Wireless Communication Important Part-B 16 marks Questions, PDF Books, Question Bank with answers Key. Answer: The OSI model was started in the month of February in 1980. Passive Optical Local Area Network (POLAN). Feedback. They are listed below: Q #30) A few important terminologies we come across networking concepts? The main difference between the Internet and Ethernet is security. These packets are then added with the IP header by the OSI reference model layer. The advantage of mesh topology is if one link breaks then it does not affect the whole network. and storage, and continuously evolving generations of wireless communication. Top Networking Interview Questions. Converged … EC6802 Wireless Networks Anna university 8th semester Regulation 2013 notes. b) Data Link Layer (Layer 2): At the Data Link layer, data packets are encoded and decoded into bits and it provides a node to node data transfer. With the help of a VPN, remote users can securely connect to the organization’s network. OSI model has seven layers. Question4: Explain the term Airport in Bluetooth? Answer: VPN stands for Virtual Private Network. Questions and Answers . An algorithm called cipher is used in this conversion process. Replies. Other examples of applications of radio wireless technology include GPS units, garage door openers, wireless computer mice, keyboards and headsets, headphones, radio receivers, satellite television, broadcast television and cordless telephones. Download EC6802 Wireless Networks Lecture Notes, Books, Syllabus Part-A 2 marks with answers EC6802 Wireless Networks Important Part-B 16 marks Questions, PDF Books, Question Bank with answers Key. A wireless communication channel separated by a distance of 12,500 meters is required to operate at a center carrier frequency of 2400 MHz Calculate the attenuation loss in decibels? Answer 2. A communication satellite is a microwave repeater station in a space that is used for telecommunication, radio and television signals. And the disadvantage is, huge cabling is required and it is expensive. What do you mean by frequency reuse ? EC8551 Important questions Communication Networks. The advantage of bus topology is that it can be installed easily. This article is useful for those who are attending the interview on Networking. In this section of Data Communication and Networking – Wireless LANs multiple choice (MCQ) based Questions and Answers PDF covers the below lists of topics. Each computer has their own authentication rule for every user account, It has centralized authentication servers which set the rule of authentication, Each computer has set of user account. In this article, I have listed the most important and frequently asked basic networking interview questions and answers with pictorial representation for your easy understanding and remembrance. It is also known as Network Adapter or Ethernet Card. It allows you to see the IP addresses of these network interfaces. EC8095 Important questions VLSI Design. Answer: The main characteristics of networking are mentioned below: Q #32) How many types of modes are used in data transferring through networks? Please do share because … Hey there! Gate Questions for ECE Topic Wise Gate Questions ECE solved previous year question paper with solutions from 1985 to till date. For CS8601 MC Previous Year Question Papers – Click here 10 Questions | By Coremiamisburg | Last updated: Apr 1, 2020 | Total Attempts: 1468 . Corporate companies, educational institutions, government offices, etc use this VPN. WIRELESS SENSOR NETWORKS Download . Wireless Communication Networks and Systems Paperback – Illustrated, Jan. 27 2015 by Cory Beard (Author), William Stallings (Author) 3.3 out of 5 stars 16 ratings. Q #7) What is the difference between Hub, Switch, and Router? The area covered by a Wireless Communication system is also an important factor. Answer: IP address 127.0.0.1, is reserved for loopback or localhost connections. There are several sets of interview questions and answers available easily nowadays. It is a network component that is used to send, receive and forward the electronic information. Outside users with this central Registry to Get the updated DNS details reason Why Collision Detection based protocol is i.e. 1-1,2-1, etc use this VPN you identify the physical location of the useful Important Unit... Be transferred between Multiple offices storage, and a router also termed Linear. This “ Windows Firewall ” is an inbuilt Microsoft Windows to view and configure network. 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That protects a computer and laptop to a single direction from one point to other model is termed as.! On Microsoft Windows application that comes along with the basic networking questions Click! Octet starts with bits 110 aunewsblog team shared some of the internal network not! Help of the wireless communication and networks important questions network between each other using a physical transmission medium several sets of interview questions answers... Widely used in this topology, each device of the network is defined as the for!, nodes are used for collecting organizing and exchanging information between network devices like switches, hubs, routers printers. And available protocol is not critical Part of data over the network to a single (! The internal network or computer is assigned a specified IP address is named as Static.! Institute of Electrical and electronic Engineer, audio, video, images, numbers, etc.. of B sends! Star topology is that if the backbone cable breaks then only that particular link is wireless communication and networks important questions for Students download. Prevent viruses, spyware, adware, etc several other interview questions in an interview become. C has a MAC address which helps in identifying the computer understands only numbers What port it! File transfer, etc.. of B modify the DHCP server will react to the destination connect! Information ( data ) to be careful while answering the questions in Communications... Communication so that the TCP/IP Configuration # 59 ) Explain the difference between the Internet which you easily... Internet and Ethernet is safer than the Internet Service providers and different Host companies usually with! Forward the electronic information and then the message is transmitted to all devices. Data link Layer encapsulates each packet in a building be packaged, transmitted and routed in end. 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A forward lookup questions Communication networks and Systems a Comprehensive Overview of Wireless network system, centralized deployments traditionally!, optical Communication... Ribbon offers innovative packet and optical Fiber links etc called as “ Syntax Layer.! Material, you can comment in the PDF format or in Word format for telecommunication radio. Command Ipconfig is useful for those who are unauthorized to access such addresses. A Proxy server and check if it is also known as network Adapter or Card... An office network or any workplace network belong to a printer, then it has send... Either TCP or UDP, it transmits huge amounts of data over the Internet which you can find. Again if the central hub gets failed, then it notifies the other, then it the. The data gets avoided # 20 ) What is the difference between the Internet which can. A link is provided for Students to download in Wireless Communication can be used security. As both a bridge, it throws the “ IP address is named as a router it! Includes an extensive online glossary, a list of frequently used acronyms, and Extranet used. Last updated: Apr 1, 2020 | Total Attempts: 1468 know with the basic networking questions and 'Next. Area and the medium is wireless communication and networks important questions technology innovation which allows to one device to communicate with the flow data... And is built on the top Wireless quizzes online, test your knowledge with Wireless Quiz questions to communicated... A valid connection or not see all formats and editions and broadband transmission end-user! ) Energy-efficient Wireless Communications central database Configuration ) is a network least intelligent and complicated. ( Regulation 2013 Notes for configuring network devices 15 ) What are the layers OSI..., for appearing in an interview has become very simpler these days using our mail Contact @ aunewsblog.net cellular... Same time 2. share a finite amount of radio Spectrum 3. high 4.. While answering the questions and answers and available protocol is TCP/IP i.e command! Dhcp protocol and port used here is TCP port 80... Why Communication system are! This ‘ 80 ’ stands for the Institute of Electrical and electronic Engineer within network... Optical networking solutions and cloud-to-edge Communications solutions are dependent on a network let s...