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全部科目 > 软件认证工程师考试 > 思科认证考试 > CCNA系列认证 > CCNA(650-177)

单项选择题

MightyResearch indicated that a significant percentage of SMBs are concerned about which factor in a UC solution?()

A. non-Cisco vendors providing more viable SMB solutions
B. costs out-weighing benefits
C. cost savings to justify replacing existing legacy systems
D. minimized call-center effectiveness

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