搜题请搜索小程序“爱下问搜题”
问题 单项选择题

禁忌洗胃的中毒药物是

A．敌敌畏
B．敌百虫
C．磷化锌
D．氰化物
E．硝酸

答案

参考答案：E

解析： 强酸、强碱等腐蚀性物质中毒时，禁忌洗胃，以免造成穿孔。可遵医嘱给予药物或物理性对抗剂，如牛奶、蛋清水。

填空题

算法的基本特征是可行性、确定性、 【1】 和拥有足够的情报。
查看答案
单项选择题

Pharming is a scamming practice in which malicious code is installed on a personal computer or server,misdirecting users to ______ Web sites without their knowledge or consent. Pharming has been called "phishingwithout a lure".
In phishing, the perpetrator sends out legitimate-______ e-mails, appearing to come from some of theWeb’s most popular sites, in an effort to obtain personal and financial information from individualrecipients. But in pharming, larger numbers of computer users can be ______ because it is not necessaryto target individuals one by one and no conscious action is required on the part of the victim. In one form ofpharming attack, code sent in an e-mail modifies local host files on a personal computer. The host filesconvert URLs into the number strings that the computer uses to access Web sites. A computer with acompromised host file will go to the fake Web site even if a user types in the correct Internet address orclicks on an affected ______ entry. Some spyware removal programs can correct the corruption, but itfrequently recurs unless the user changes browsing ______

A. victimized B. personate C. identity D. control
查看答案