Answer:c)A digital document that is used to verify the owner's identity
Explanation: Certificate is termed as the digital document that helps in exchanging information or data with protection over the internet.It is used for the maintenance of authentication of user .They are provided with he username and password for the security which can be accessed by the authorized party only.
It verifies the the message sent is by the authorized user and the receiver the decrypts the message.Other options are incorrect because it does not encrypts the data rather has encrypted password and does not certify or change the key's strength .Thus, the correct option is option(c).
Answer:
Below is the required statement:
Explanation:
select c.categoryname
from categories c
where not exists (select 1 from products p where p.categoryid = c.categoryid);
Answer choice c is correct
Hardware that transforms software into a form that is helpful for applications is referred to as an operating system. False. Hardware conversion is done by software.
<h3>What is an operating system?</h3>
- Computer hardware and software resources are managed by an operating system (OS), which also offers common functions for software programs.
- Operating systems that use time-sharing plan activities to make the most of the system's resources.
- They may also contain accounting software to allocate costs for processing time, mass storage, printing, and other resources.
- An operating system (OS) is a piece of software that controls all of the other application programs in a computer after being originally loaded by a boot program.
- Through a specified application program interface, the application programs seek services from the operating system (API).
To learn more about operating system, refer to:
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Answer:
yes, in case of big data demand it's duty of person as well as company to follow ethical principal and adhere the moral standard for keeping the information of the big data company confidential.
Explanation:
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