Automation is/are the replacement of human operation and control of machinery with some form of programmed control. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
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.
The item that you would most likely to keep in a database is a Payroll record. Payroll records are numbers and inputs/outputs of employees of a certain company. Numbers are easier to manipulate and easier to manage than statements, letters and addresses that are basically letters.
Explanation:
Technology is a method or skill of utilizing scientific information to reach the goals that include computers, machines and also different techniques.
Advantage of using technology
- Information can be quickly stored and shared very easily.
- Technology is used in all companies and businesses to achieve the tasks in a short period with efficiency,
- Technology has reduces the human errors that have helped to reduce the work stress.
Disadvantages of using technology
- Corruption and terrorism have increased due to advancements in technology.
- with the help of technology, digital and data manipulation is done.
- Too much connected or dependent on technology can cause several psychological problems such as narcissism,depressions, distraction.
- Using too much of technology can affect physical health such as vision problems, hearing problems, neck strain.
