Answer:
crtl+u is a shortcut.
Explanation:
Microsoft Windows/KDE/GNOME:
underline
Unix (command line and programs using readline):
Cut text between beginning of line and cursor
Answer:
Layer 7: Application Layer
Explanation:
Layer 7 is the Application layer and the website that causing issue is used through an app. Making it Layer 7 Application.
Answer: Lisp which is the short for list processing is a special purpose programming language and it was developed for processing strings which is being exploited in the field of artificial intelligence.
Explanation:
Lisp is used for artificial intelligence as it can compute symbolic expressions, so a common lisp which it later came to be known as is used for development of application with artificial intelligence and is being widely used today. Lisp was actually developed in the early 1980s.