Which of the following is a secure protocol?
a. SIP
b. H.323
c. SSIP
d. RTP
c. SSIP
Explanation: A secure version of SIP has been developed called SSIP, which provides for end-to-end secure communications by requiring user authentication. H.323 works with delay-sensitive traffic (for example, voice and video) to help establish a priority for timely packet delivery, critical for real-time applications. A Real-Time Protocol (RTP) header is added to frames and includes the Packet sequence number and timestamp.
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In SharePoint, administrators can use the Site Mailbox (under Your Apps/Site Contents) to do what?
A) Manage email messages and set rules and permissions on users’ mailboxes. B) Keep email and documents close together by connecting the SharePoint site to an Exchange mailbox. Admins can then view email on SharePoint and view site documents in Outlook. C) Manage the information store within the Exchange Online email facility. D) Keep email safe; test it for viruses, malware, and root kits; and tell Microsoft Intune to quarantine and fix the email in a user’s account.
In Excel, a collection of similar data can be structured in a(n) ____ of rows and columns.
A. index B. glossary C. list D. range
Trace the history of system architecture, with particular emphasis on the impact of the personal computer and the Internet. Be sure to include examples.
What will be an ideal response?
You can add cash each year's cash flow to the sum of the previous years to calculate a(n) ________
A) expanded total B) cumulative total C) payback period D) total investment