Answer:
There are two customers in the PostalCode.
SQL statement for select all the fields and the rows from the Customers table where PostalCode is 44000.
SELECT * FROM Customers WHERE PostalCode = "44000";
Explanation:
The SELECT statement retrieve zero or more than one row from 1 or more than one the database tables or the database views.
In most of the applications, the SELECT query is most commonly used for DQL(Data Query Language) command.
SQL is the declarative programming language and the SELECT statement specifies the result set, but they do not specifies how to calculate it.
Answer:
Information security policy are used for the prevention of intruders hacking a network when an organization start getting IT related attacks.
Explanation:
Information security policy are used for the prevention of intruders hacking a network when an organization start getting IT related attacks.
An information security policy are set of rules/policies designed to guide employees for the protection of the security of company information and IT systems. The reasons for these policies are:
- It defines what is required from organization’s employees for the security of the IT systems
- Information security policies provide a means to secure the organization against external and internal threats
- Information security policies are a mechanism to for ensuring an organization’s legal and ethical responsibilities
- Information security policies are created to hold each employee responsible with regard to information security
<u>Answer:</u>
<em>Black and white</em>:
It has only two values namely black or white. The white colour in the image will be represented as “white” and other colour part will be displayed as black.
<em>Grey-scale: </em>
Again the white part does not have a change, the black and other coloured items will be displayed in grey.
<em>Coloured image: </em>
It would display the actual colour of the image. The number of colours and shades depends on the original image from where actually it has been shooted and it also depends on the quality of the camera.
Answer:
False
Explanation:
No app icon on app's action bar will move the device to its home screen.It is not a valid statement.