Answer:Computers only understand machine code - they do not understand high-level language code. Any high-level programming language code has to be converted to executable code. Executable code is also known as machine code which is a combination of binary code 0s and 1s.
Explanation:
Answer : The center lane is designated for left turns
Explanation: This lane is used so that drivers would pull into in order to turn left when a clear merge is available. Its main purpose is not to cause traffic jam while waiting for the chance to turn left. It is illegal to use this lane for any other purposes
Answer:
File history
Explanation:
File history recovery method allows users to back up their personal files to an external drive or network share without administrative assistance. File History is a backup program that holds your personal files saved in the directories archives, desktop, favorites, and Contacts. It searches the file system regularly for changes, and copies modified files to a different location.
Answer:
Because of the nature of the source systems ETL functions are challenging.Reasons are as following:-
1. There are various source systems are very and contrasting.
2. There is usually a requirement to deal with source systems on different platforms or Operating Systems.
3. Quality of data is uncertain in many old source systems that have developed gradually over time.