What does the statement  do?

Consider this code:

Web application placed on some server with DNS name http://server.local.

When we request some resource for example: http://server.local/base and the resource not found on the server which HTTP code will return to the client? (as answer please type three digit HTTP code)

The following structure of table is given on the image. Based on this structure please choose all answers which are suitable for solving next task:

display all categories when the CategoryID field is defined in interval [4..7] (end values are included)

The following SQL query is given:

SELECT student_id, student_name FROM students WHERE student_name LIKE "%john%"

Based on this scenario please choose the student_name from list of answers which are suitable for condition which assigned in LIKE operator

Notice: the field student_name is case insensitive!!!

What you can say about next code?

Provide selector to select a link when the user mouses over it.

How do you make a list that lists its items with squares?

Provide selector to select a link the user has visited.

How to specify ability of element to be wrapped by other elements?