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1.
Which of the following signals is sampled 4 times in the 4:2:2 ratio and is commonly used in Serial Digital Interface (SDI) data streams and MPEG?
2.
Which of the following video formats would a technician expect to be running at 30 Fps?
3.
Which of the following frames in a MPEG Group of Pictures (GOP) would be able to be decoded by itself, and is always the first frame?
4.
Which of the following statements is true about SIP security standards?
5.
Which of the following WAN services would allow calls to flow directly between several sites in a meshed network environment without having to traverse through a central hub?
6.
A company opening a new office has 65 users that will need basic communication back to the central hub over the IP intranet. These users will need 3 fax lines, 2 modems, and a PRI to the Public Switched Telephone Network (PSTN) locally. Which of the following is the MOST cost effective solution?
7.
A company is considering merging two stand alone IP-PBXs into a single centralized system. Which of the following are advantages of consolidating these systems?
8.
Two universities want to enable their professors to make calls over the Internet using SIP. Which of the following call setup sequences would allow this to happen?
9.
Which of the following is the correct format of a SIP URI?
10.
Which of the following is known as the public address of a SIP user?