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OFDM is a technique for 3G mobile communication.

OFDM is a technique for 3G mobile communication. Correct Answer False

OFDM has developed into a popular scheme for wideband digital communication, used in applications such as digital television and audio broadcasting, DSL internet access, wireless networks, power line networks, and 4G mobile communications.

Related Questions

In a mobile shop, 6 mobile brands Nokia, Samsung, Oppo, Vivo, Asus, and Xiaomi are placed in a display. Samsung mobile phone is placed at the right of Nokia mobile phone and left of Asus mobile phone. Xiaomi mobile phone is placed at the right of Asus mobile phone. Vivo mobile phone is placed at the extreme left end. Oppo mobile phone is placed at the immediate right of Vivo. Which mobile phone is placed the fourth form the right end?
Shiv is a mobile shop owner and sold a mobile to a customer Bhuvan at 17.5% profit. After some days, Bhuvan sold that mobile to Chandan at 40% loss. Chandan used the mobile for some days and sold the mobile at 20% loss to Shiv, who also sells old mobiles by refurbishing them. Shiv invested Rs. 1424 in the mobile for refurbishing and again sold it at 10% profit. Find the cost price of the mobile, if Shiv earned Rs. 650 by selling refurbished mobile.
A, who is a mobile shop owner sold a mobile to a customer B at 12.5% profit. After some days, B sold that mobile to C at 40% loss and C sold the same mobile to D at 10% profit. D then goes to A, who also recycles the old mobile and sold the same mobile at Rs. 680 profit to A. If the amount paid by A to D is Rs. 8500 less than that of received from B, then find the price at which A bought the mobile.
P, Q, R, S, T and U are six persons who have different mobiles - Nokia, Vivo, Oppo, Samsung, Apple and Jio (but not necessarily in the same order). P does not have Apple mobile. U does not have Oppo nor Vivo mobile. T has a Nokia mobile. R does not have Oppo nor Apple mobile. Q does not have Samsung nor Oppo mobile. P does not have Oppo nor Jio mobile. U does not have Jio nor Apple mobile. Which of the following combinations is correct?
Rajeev visited an electronic gadgets store to buy Mobile phones and Laptops. He purchased 2 mobile phones and 1 laptop. For this purchase, he paid full amount of the Mobile phones but only one-third of the amount of the Laptop. In total he paid Rs. 60,000. After a week, he visited the store again and purchased 3 Mobile phones and 2 Laptops. For this purchase, he paid full amount of the Laptops but only two-third of the amount of the Mobile phones. This time he paid Rs. 1,10,000 in total. What amount he should pay if he purchase 1 Mobile phone and 1 Laptop only and pays full amount for both ?
Arushi, Ayushi, Alia, Aman, Amar and Ayush are members of the same family. They all have different brands of mobile phones - Samsung, Moto, Oppo, Xiaomi, Apple, Sony. Arushi has Moto mobile phone. Neither Aman nor Amar has a mobile phone of brands Samsung and Apple. Alia does not have a mobile of the brand Samsung. Ayush does not have mobile of brands Xiaomi and Samsung. Alia has a mobile phone of brand Xiaomi. Amar does not like Oppo brand phones.  Which brand of phone does Aman like?
Consider the statements given below and select the correct statement(s)
1. Computer-mediated communication (CMC) is defined as any human communication that occurs through the use of two or more electronic devices.
2. Computer-mediated Communication can be broken down into two forms i.e. synchronous and asynchronous.
3. Synchronous computer mediated communication refers to communication which occurs in real time.
4. Asynchronous computer mediated communication refers to communication which takes place when the parties engaged are not communicating in unison.
Which of the following set of statements are correct for describing the human communication process?
1. Non-verbal communication can stimulate ideas.
2. Communication is a learnt ability.
3. Communication is not a universal panacea.
4. Communication cannot break down.
5. More communication means more effective learning by students.
6. Value of what is learnt through classroom communication is not an issue for students.
Select the correct answer
Rita, Sarita, Shyam, Raj, Raman and Rahul are six different persons who are going to buy different mobiles – Nokia, Vivo, Oppo, Iphone, Jio and Xioami in different months – January to June (but not necessarily in the same order). Raj will buy Jio mobile but not in February. Sarita will neither buy Vivo mobile nor Nokia. One of the people will buy Oppo in March. Sarita will buy mobile just immediate after Raj. Rahul will buy mobile immediate before Raj. Rahul will neither buy Vivo, Oppo nor Nokia. Shyam will not buy Oppo but will buy mobile immediate after Raman. Raman will neither buy Nokia nor Iphone. Which of the following combination is not correct?
Six people – A, B, C, D, E and F are sitting in the same row facing towards the north. All of them have different mobiles, viz. Nokia, Samsung, Vivo, Oppo, Iphone and Lava (not necessarily in the same order). The one who is sitting at one of the extreme ends has an Iphone. F is sitting between A and D but none of them is sitting at the extreme ends. B owns an Oppo’s mobile and sitting fourth left to the D. C does not own an Iphone but is sitting next to the one who has Nokia’s mobile. D does not own a Lava mobile nor is sitting with the person who has a Vivo mobile. What is the position of C and which mobile does C own?