Secret key encryption is also known as ? Secret-encryption Asymmetric encryption Symmetric encryption Private encryption None ISDN stands for_? Integrated security data network Integrated services digital network Integrated security digital network Integrated services data network None POP3 has two modes, Delete mode and ? Function mode Outbox mode Keep mode Idle mode None Internet was developed in the ? Late 1960s Early 1970s Late 1980s Early 1990s None A block of text automatically added to the end of an outgoing email is called ? Footer Signature Attachment Encryption None Time's up Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
