18). 3G uses the technique of circuit switching while 4G uses the technique of packet switching. Wireless Communication Short Questions and Answers for competitive exams. This chapter focuses on the requirements for the op amp and a number of techniques used in wireless communication systems to interface high-speed op amps to analog to digital converters (ADCs) and digital to analog converters (DACs). 23). A) A mobile Unit B) A cell Site C) A mobile Telephone Switching Office D) All of the above 2. IS-95 uses which modulation technique? wireless communication when it comes to data rates, wired communication such as desktop computers can reach a data rate of up to a 10gbps, compared to a laptop that is connected via wifi, which can maybe reach 1gbps a mobile which can only reach between 25 to 60 mbps. Which multiple access technique is used by second-generation cellular systems? It controls handoffs between cells in different BSSs, authenticates users, validates and maintains their accounts. Address Resolution Protocol: This protocol is used to know about the properties of TCP/IP. These short solved questions or quizzes are provided by Gkseries. Question 5. Each BTS is related to one cell which includes an antenna , a video trans-receiver and a link to BSC.BSC controls multiple BTS units, manages the hand offs of the mobiles and controls paging. The following wireless communication Interview Questions with answers are very helpful for electronics and communication students to clear the technical round in an interview. Each cellular Base Station is allocated a group of radio channels to be used. 6 things to remember for Eid celebrations, 3 Golden rules to optimize your job search, Online hiring saw 14% rise in November: Report, Hiring Activities Saw Growth in March: Report, Attrition rate dips in corporate India: Survey, 2016 Most Productive year for Staffing: Study, The impact of Demonetization across sectors, Most important skills required to get hired, How startups are innovating with interview formats. Wireless Communication Trivia Questions and Answers PDF. Download pdf. 12). Blue tooth technology uses Adaptive Frequency Hopping and capable to reduce interference between wireless technologies with the help of 2.4 GHz spectrum. It consists of one or more BTS and BSC. 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When a mobile moves into a different cell while a conversation is in progress, the Mobile Switching Center automatically transfers the call to a new channel belonging to the new Base Station. In India, there are a lot of leading & modern companies for wireless communication engineering jobs like senior lead; wireless design, RF, & the students must have basic … b. In order to take the advantage of the available frequency, Blue tooth's AFH works within the spectrum and is performed by the technology detecting other devices in the spectrum and avoiding the used frequencies. Which of the following is/are the main part(s) of basic cellular system. 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. 4G means 4th generation. For Voice transfer, SCO (Synchronous Connection Oriented) links are used for good synchronization and reliability. If windowing occurs, buffer on the receiver is full, then a stop signal is sent by the sender and stops sending information. On-set communications was always two-way radio and a lot of side conversations. What Is Point-to-point Tunneling Protocol, Pptp? WiMAX follows IEEE standards viz. From my perspective, modern means of communication may sabotage one’s relationships with other people. It includes mobile equipment which refers o a physical terminal such as telephone which includes the radio trans-receiver signal processor and the Subscriber Identity Module. Trick you into paying for unnecessary technical support services 2G GSM technologies use a carrier separation of that will... Today ’ s relationships with other people communication devices “ mobile and wireless communication comprises of transmitter!, tools and expert advice you need a cover letter binding assurance portrayed by PKI is known transmission! 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