2016年12月大学英语四级长篇阅读答案

2016-12-21 17:04:45来源:网络

  2016年12月大学英语四级长篇阅读答案

  卷一:

  36. [I] It is possible for burglars to make jamming attacks with the necessary equipment and skill.

  37. [D] Interfering with a wireless security system is similar to interfering with a conversation.

  38. [J] A burglar has to continuously jam the wireless security device to avoid triggering the alarm, both inside and outside the house.

  39. [F] SimpliSafe provides devices that are able to distinguish incidental radio interference from targeted jamming attacks.

  40. [B] Only a very small proportion of burglaries are committed by technical means.

  41. [H] It is difficult to crack SimpliSafe as its system keeps changing.

  42. [C] Wireless devices will transmit signals so as to activate the alarm once something wrong is detected.

  43. [K] Different measures should be taken to protect one's home from burglary in addition to the wireless security system.

  44. [G] SimpliSafe's device can send a warning to the house owner's cellphone.

  45. [E] Burglars can easily get a security device's frequency by Internet search.

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