Bluetooth is a ( ) wireless technology?
举一反三
- 下面哪一个标题格式是正确的？ A: bluetooth speaker wireless speakers B: bluetooth speaker,wireless speakers C: bluetooth speaker，wireless speakers D: bluetooth speaker；wireless speakers
- 下列哪些属于物联网的关键技术（）？ A: wireless communication B: microcontrollers C: location technology D: biometrics
- Which of the following about technology is implied rather than directly stated in the passage A: Digital technology is being used to push advertising messages on high-definition video screens. B: Thanks to new technologies, advertisers have easier access to potential consumers. C: Wireless technology ran push advertising anywhere one wants. D: Technology advances may cut the cost of installing screens.
- Which of the following is a challenge posed by Wi-Fi networks? A: High cost of infrastructure technology B: Susceptibility to interference from nearby wireless systems C: Lack of broadband support D: Connectivity issues with wired LANs
- 您的客户正在设计一款无线蓝牙头戴式耳机。在该产品上所使用的正确蓝牙商标标识是下面的哪一个? A: Bluetooth Smart Ready B: Bluetooth Smart 和 Bluetooth Smart Ready 皆可使用 C: Bluetooth D: Bluetooth Smart