Answer:
Commands: commands are also known as "programs" and the program is a set of rules that performs a specific task which is executed by a computer.
Unix is an operating system. that supports multi-tasking and multi-user functionality. Unix is most widely used in all forms of computing systems such as desktop, laptop, and servers. It provides a Graphical user interface similar to windows.
The Unix operating system there are various commands. The list of five Unix commands can be given as:
1) cal
2) date
3) banner
4) who
5) whoami
1)cal:
The cal command stands for calender. It displays the date.
Syntax:
$ cal
or
$ cal [[month] year]
Example:
$ cal 10 2019
2)date:
The date command stands for date and time. It displays the system date and time.
Syntax:
$date
or
$ date[+format]
Example:
$ date +%d/%m/%y
3) banner
The banner command stands for display the text in to a large size.
Syntax:
$banner message
Example:
$banner Unix
4) who
The who command stands for display the list of users currently logged in.
Syntax:
$who
or
$who [option] … [file][arg1]
Example:
$who
5) whoami
The whoami command stands for display the user id of the currently logged-in user.
Syntax:
$whoami
Example:
$whoami
Explanation:
1)cal command display the current month and year.
2)date command display system date and time.
3)banner command display text in large size.
4)who command display the user name who currently login.
5)whoami command display user id.
Answer:
I would propose Comodo Firewall to my schoolmate. It is very easy to understand and have an appealing graphical UI. It gives the most significant level of security from dangers. It checks all the traffic going to the framework and leaving the framework. It quickly cautions you when there is any sort of suspicious action. There are no mind boggling design issues. It learns the conduct of the client to convey customized protection. It gives you the usefulness of Spyware filtering and infection checking in a single tick. There are a lot more functionalities that the firewall gives to its clients.
Explanation:
Choose a firewall that is currently on the market and write a technical "sales pitch" to your classmates on why they should choose the firewall you are selling.
I would propose Comodo Firewall to my schoolmate. It is very easy to understand and have an appealing graphical UI. It gives the most significant level of security from dangers. It checks all the traffic going to the framework and leaving the framework. It quickly cautions you when there is any sort of suspicious action. There are no mind boggling design issues. It learns the conduct of the client to convey customized protection. It gives you the usefulness of Spyware filtering and infection checking in a single tick. There are a lot more functionalities that the firewall gives to its clients.
The Graphical User Interface was invented by <span>Xerox PARC by </span>Alan Kay<span>, </span>Douglas Engelbart
2. on the file menu, click new, and then click blank presentation.
