The phone requires a very low voltage to operate (6 to 12 V and 30 milliamperes of current). Now the question is where does it come from. The telephone exchange has dedicated copper wires that are connected to your phones. ... That is why your telephone works even if there is no electricity at home.
Answer:
Online shopping is the process where costumers buy online goods and products over the internet from the sellers. The basic concept is that it is a e-commerce which runs partially over the internet. It has grown in popularity over the years because people find it easy to bargain shop and convenient.
Abstract of online shopping :
The main objective of the online shopping is that easy to use and make it interactive. It is a web based application for online retailers and users can view the each product and its complete specifications. It is a user friendly application which also provides drag and drop features so that user can easily add the product to the shopping cart and user can also go online and make changes in the order.
Answer:
The correct answer to the following question will be option C.
172.16.80.1-172.16.87.254
Explanation:
IP Address: IP Address stands for Internet Protocol Address, a unique numerical label allotted to every computer network that are connected to the network of the computer and communicate through the internet protocol.
- An IP address can be separated by periods and having four numbers that are called Octet. Range of IP address can be from 0 to 255.
- We have to keep the first 21 bits and start setting all from the 22nd bit on to 0 (zero).
- To get the suitable and the correct range of the address, we add and subtract 1 from the given broadcast address i.e.,172.16.85.0/21.
So, option C is the right answer and no other option is usable according to the given explanation and the address given by the administrator.
Most <u>Malware</u> focus on gaining entry over the internet to a secure computer system by finding a working user ID and password combination.
<u>Explanation:</u>
A malware is a small computer program which works on the user’s system without knowing to the user. Different malware works differently.
Some malware sits on the user computer, create multiple unnecessary files and make the hard drive full, some people create viruses to show their computer skills which they tend to prove in a wrong way, some malware sits in the computer to steal data especially while using internet.
So there are malware's like Virus, Worm, Trojan, spyware, etc.
Pressing the "ESC" key will leave the cell as it was.