Answer:
- Peripheral devices
Explanation:
Peripheral devices are defined as computer devices which are not the element of the essential/basic computer function. These devices can be internal as well as external and are primarily connected to the computer for entering or getting information from the computer. For example, the keyboards or mouse functions to enter data into the computer for processing and receiving information while the output devices like speakers, projectors, printers, etc. are used to get the information out of the computer.
Answer:
(a) Correlated.
Explanation:
Correlated subquery :These sub queries reference columns from outer table or uses values from outer query.These sub queries are processed atleast once for every row processed.So because of this reason correlated sub queries can be slow.Since the query in the question also uses value from the outer query so it is a correlated query.
Answer:
The answer to the following question is the option "B".
Explanation:
In computer science, the term Reliability is an attribute for any computer-related element like software or hardware. It consistently acts according to its terms. It has a lengthy process for considering one of three similar properties that must be analyzed when using a computer component. So the answer to this question is option B which is "0.684".
The travel agents receive compensation from suppliers such as waiting time compensation, night ride compensation, and cancellation compensation.
<u>Explanation</u>:
- The travel agents from ola, uber and other companies usually receive compensation such as 10 percent commission of booking fees. Usually, if the customer cancels the ride the travel agent will receive compensation for that ride. They also receive time compensation for their work.
- For long rides, the travel agents will receive extra compensation for that. Because the distance for that ride will be long. So they will receive these types of compensations from suppliers.
