Answer:
A variable is a name associated with a data value; we say that the variable "stores" or "contains" the value. Variables allow us to store and manipulate data in our programs.
To Change the Drop Shadow Just Go to effects on the photo go to drop shadow than change the spread and Distinse and Opasity.
Answer:A)Smart-card PINs
Explanation: A pin is the defines as the personal identification number that is allotted to the smart card uniquely that is no other smart can have same number.This number is only known by the smart card holder only.
This number is important because it works for the unlocking of the data that is securely stored and by entering the pin ,it can be decoded.Thus, the other given options are incorrect because they don't use enumeration to hide the data .Thus the correct option is option (A)
Answer:
Hub
Explanation:
A Hub is a networking tool linking of the different devices or other networking devices.In comparison to router or other a Hub has not routing tables or the guidance where it will sends the information and transmits the data in the network in the respective link.
The hub is used in the Microsoft Edge that provides a panel where we can access favorite web pages. The hub is also used in the history of the previously visited web pages .