Answer: They must be dated.
Explanation: If pyrotechnic VDSs are used, they must be dated. Expired VDSs may be carried on board, but a minimum of three unexpired VDSs must be carried in the vessel.
Solution :
'AND" operation is a logical operation and is used in logical connective combining two statements and in truth tables.
Using AND operation verifies whether the outcome P and Q is true only when both the P as well as Q are true. If one of the P or Q is not true, then outcome result will be false.
In the context, Kamal wishes to offer a new and more favorable contracts to the business customers who use a wireless services and receive a discount.
Therefore, using the AND operation of the customers as :
Customer Wireless Discount Outcome
A N N FALSE
B Y N FALSE
C N Y FALSE
D Y Y TRUE
In order to grant India access to a list of her friends, you should use a query by selecting name from person and use the inner join relationship on person.
<h3>What is query?</h3>
A query refers to a computational request for data that are saved in a database table, from existing queries, or even from a combination of both a database table and existing queries.
In this scenario, you can grant India access to be able to see a list of her friends with a structured query language (SQL) by selecting name from person and use the inner join relationship on person.
Read more on query here: brainly.com/question/25266787
Answer:
HTML stands for HyperText Markup Language and is the basic structural element that is used to create webpages. HTML is a markup language, which means that it is used to “mark up” the content within a document, in this case a webpage, with structural and semantic information that tells a browser how to display a page. When an HTML document is loaded by a web browser, the browser uses the HTML tags that have marked up the document to render the page’s content.
There are three types of code that make up a basic website page. HTML governs the structural elements, CSS styles those elements, and JavaScript enables dynamic interaction between those elements.
Wiki is a web application that allows users to easily add and edit content on a web page.