2016年12月四六级真题及答案※ 关注微信 对答案 ※ 四六级题库估分
长按下面二维码即可 |
长按下面二维码即可 |
本答案由网友提供,考试吧收集发布,仅供参考!
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.
英语四六级题库【手机题库下载】 | 微信搜索"考试吧英语四六级"
相关推荐:
北京 | 天津 | 上海 | 江苏 | 山东 |
安徽 | 浙江 | 江西 | 福建 | 深圳 |
广东 | 河北 | 湖南 | 广西 | 河南 |
海南 | 湖北 | 四川 | 重庆 | 云南 |
贵州 | 西藏 | 新疆 | 陕西 | 山西 |
宁夏 | 甘肃 | 青海 | 辽宁 | 吉林 |
黑龙江 | 内蒙古 |