Answer:
Firewall
Explanation:
A Firewall prevents outsiders from accessing corporate information the user does not want others to see. It could be in the form of a hardware or a software.
Most companies use this in order to keep confidential informations from the public. This is very important to prevent unauthorized access which could lead to different types of problems in the long run.
I don't think it has an option to change your country. If you'd like to see things in a different language, that's probably a different story.
Answer:
C. But
Explanation:
Boolean operators are the operators that may have only two outputs which are True/False, On/Off and 1/0.
"But" can also be the example of Boolean operator. It is used in the meaning of "except" or "other than".
In Boolean operators "But" can be used as "AND" operator.
for example
<em>I am busy but I will go.</em>
In above example but is used as and which is combining two oposite statements. as
I am busy and I will go.
Both statement oppose each other, so to make sense in English "But" is used.
The “Allow changes by more than
one user at the same time” option.
In a
group of users, it is very important to create a shared workbook so that
several people are able to update information and track changes in the workbook
at the same time. To do so, one should click on the review tab of the excel sheet and select
share workbook. On the editing tab of the share workbook dialog box, select the
Allow changes by more than one user at the same time check box. Go ahead and
click the advanced tab and select option you would want to use and then click
OK