Answer:
supercomputers are the computer that is used in scientific research.
Address lists are subsets of recipients that are grouped together in one list, which makes them easier to find by users
An address book or a name and address book is a book, or a database used for storing entries called contacts. Each contact entry usually consists of a few standard fields (for example: first name, last name, company name, address, telephone number, e-mail address, fax number, mobile phone number
Answer:
I believe the answer is a beckoning.