Answer:
Boolean Postulates
Consider the binary numbers 0 and 1, Boolean variable x and its complement x′. Either the Boolean variable or complement of it is known as literal. The four possible logical OR operations among these literals and binary numbers are shown below. x + 0 = x. x + 1 = 1.
Explanation:
Answer:
Singleton pattern is the pattern for design that is build using the global variables which creates a lot of drawback in the designing. Singleton pattern are considered with the global variable and thus cannot be bound into single unit which complexes the components in design.
They have a loose coupled variables in design and also does not show the property of the multi-threading .These feature are responsible for the decrement in the performance and thus are not highly preferred choice for the pattern.So, it is known as the "anti- pattern".
Answer:
open your laptop go to the wifi or service icon. Look for your wifi and put in the password
Explanation:
because Anna is a music lover she had download lots of songs.When downloading songs a virus should have gone from the websites to her computer.
to avoid this problems she should not have gone through the different websites
<span>One way to control Internet access based on users, time of day, and web sites visited is to </span>Install a proxy server. The proxy server is an intermediate server, which can be used for several purposes( seeking resources, security,..) In this situation, Internet access will be allowed only though the proxy server.