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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(646-364)

单项选择题

Which service is provided by Cisco SMARTnet?()

    A. Investment protection with upgrade discounts
    B. around-the clock access to Cisco Technical Access Center
    C. Cisco Learning Credits for IT staff development
    D. service level agreements to ensure uptime requirements are met

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