Answer:
The answer is "Option c".
Explanation:
A mobile phone is a telecom device, which uses radio signals around an internet-connected area but is served at the same fixed location with a cell tower or transmitter, enabling calls to be transmitted electronically across a wide range, to a fixed over the Internet. By increasing the amount and size of layers within the same market area, the total size of the overall system is improved, and the wrong choices can be described as follows:
- In option a, It is wrong because it can't reuse radio wave frequency.
- In option b, It decreases the size of the cell, that's why it is incorrect.
- In option d, It reduces the size of the cells, which increases the capacity of the smartphone and it also decreases the total time of the device, that's why it is wrong.
Answer:
True
Explanation:
With the recent advancement in IT we have witnessed offline retail businesses begin to get online presence. The advancement of the e-commerce sector and the convenience that it brings to customers through providing the ability to make orders online and get goods delivered to their doorsteps in a short time, has brought about escalating growth in the online and in extension offline retail businesses.
Big retail chains such as Walmart are taking advantage of this to increase their sales. Also, online retail presence helps put offline businesses out there in terms of advertising and marketing.
Answer:
Due to the communication of IoTs to the internet, cybersecurity is a great concern when creating and securing that communication.
Explanation:
When connecting devices to the internet, it essentally can be accessed from anywhere. Therefore you would need cyber security to protect each device and its assets from getting into the wrong hands.
Hope this helps :)
Answer:
boss is not an os
Explanation:
boss is a former of Linux hope this helped
