Answer:
Input, output, storage.
Explanation:
Input is used to interact with, or send data to the computer (mouse, keyboards, etc.). Output provides output to the user from the computer (monitors, printers, etc.). And storage which stores data processed by the computer (hard drives, flash drives, etc.).
1. a.
2. d
3. b
I hope this helps
Answer:
a) We know that atleast one or more author writes a book.
Symbol to indicate one or more is (B)
So the correct option is B
b) We know that zero to multiple books are written by any author.
Symbol to indicate zero or more is (A)
So the correct option is A
c) The fourth option is correct if we replace by many to many relationship and generate a new entity.
So the relationship betweem author and contract is one to many. So we know that there is atleast one author that represent in symbol d and books has atleast 0 that represent in symbol c.
So Fourth Option is correct d at blue side and c at red side.
d) There are two forirgn keys in table Contract one is from AuthorId and other is ISBN.
So correcct option is C
The type of the client subscription used is paid subscription.
<h3>What is Paid Subscription? </h3>
Paid Subscription refers to the payment made already on the product purchased or the services received. It is a kind of the recurring payment whose transactions repeat after a regular basis.
If the customer continue to receive the service then he or she has to pay the subscription.
After paying the membership costs, customers of Quickbooks Online for accountancy firms can access the Quickbooks Online Advanced desktop application.
Learn more about Paid Subscription here:
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Answer:
The ping command.
Explanation:
In a network, workstations known as clients, users or nodes are the devices where data is needed or sents from. A server on the other hand, is a device in the network, configured to render a particular service like database, domain name service, web service etc.
When a link from a workstation to a server is down, the workstation looses connection the server. To confirm the connectivity of the link, "ping" the server ip address from the workstation using the command "ping 'server ip address'". This sends echo packets to the server, which is echoed back if there is connectivity.
