wireless internet service providers

Internet services reported that 33% of the secondary school principals use internet email more than once a day either in home or school. From a random sample of 120 secondary school principals, it was found that 42 use internet email more than once a day. Is ..

A modem (a modulator/demodulator) lets you connect your computer to a standard telephone line so that you can transmit and receive electronically transmitted data. It is the key that unlocks the world of the Internet and its World Wide Web, commercial online services, electroni..

. Let us now focus our attention on modems that provide communication between a user and an Internet Service Provider (ISP) over the PSTN. Traditionally, the PSTN has been viewed as an analog network. However, in reality, the PSTN has become an almost entirel..

1. We will go to Ooty Lake on Saturday provided that the weather is fine. 2. As long as you are willing to pay money you will get good service. 3. Unless he goes for tuition his grades will get worse. 4. Unless you work hard you will not taste success. 5. As long as she is in a..

Question: What direct value does a forest have for man? Answer: Forests contribute to the economic development of our country by providing goods and services to people and industry. They are intimately linked with our culture and civilization. Forests are useful to hu..

The accommodation available will be inadequate. There will be need to build at least twenty more luxury hotels and fifty more economy range hotels. The roads and the transport system need to be improved. Better buses and package tours should be introduced. There is a need for an International Airp..

) use a similar mechanism. In the case of intercontinental telecommunication, two or more satellites are linked together. High frequency radio and submarine cable systems have been widely used for long- distance overseas telecommunications. The high frequency band from 3 MHz to 30 MHz has prov..

>To land people on the moon and return them to earth, requires very powerful and reliable rockets. The US made use of Saturn-V rocket that gave the necessary boost for the Apollo spacecraft. Apollo spacecraft consists of three parts: the Lunar Module the Service Module the Command Module ..

Question: Imagine this is the year 2040. A friend of yours has become an eminent scientist. You are greatly impressed by his achievements and since you know him intimately, you attempt to write his biography. Write out this biography using the information provided in the table. ..