D. enter because if you enter something on a cuputer or laptop your selecting something
Answer:
They are both ways to identify assets (e.g., persons, animals, objects).
Explanation:
A barcode is a bit of information (usually a number) printed as a line or block pattern on a surface (e.g., a sticker).
An RFID is a bit of computer memory with an antenna.
Both can be read with the appropriate scanner device.
Answer:
mknod
Explanation:
When the user wants to configure a camera device on his Linux computer and the user recognizes that his device does not have a device-specific file. Thus, the user could use the mknod command on his computer to set up an equipment file because it is the command that is used to create a fresh file and these files are not the same as the normal file.
So, the following answer is correct according to the following scenario.
Answer: Scope resolution operator(::)
Explanation: A member function and the constructor can be called within the function easily but for the execution of the these components outside the class , a special operator is required to call the functions. The scope resolution operator(::) preceding with the name of class is thus used for defining of the function outside class.This operator maintains the cope of the function and constructor outside the class.