Answer:
A. an instance of the same data is stored in two or more places in the database.
Explanation:
Giving that Update Anomalies usually occur when the designated user person in keeping records or record master stored a particular data in more than one in a database. This is what is called duplication of data and is termed an irregularity on the part of the record keeper.
Hence, the correct answer to the question is " A. an instance of the same data is stored in two or more places in the database."
Computer programming and throubleshooting
Answer:
All of the above.
Explanation:
Thrashing or drive or disk thrashing occurs when the hard drive is stressed with transferring information between the system memory and virtual machine excessively. In thrashing, there is a large number of processes running in the system and the system memory is too small to handle all processes. Thrashing leads to decreased system performance and hard disk failure.
To stop the impact of thrashing, install more RAM, end unimportant progam processes etc.
decibels i believe is the correct answer. hope it helps :)