Your computer has Microsoft Windows Firewall enabled. Your child plays an online game that uses connectionless traffic over port 5678 for inbound and outbound traffic. You need to prevent your child from playing this game. What should you do？ （） ["Enable the User Account Control feature.","Configure the user account of your child as a standard user.","Create an outbound rule in Windows Firewall to block UDP port 5678.","Create an outbound rule in Windows Firewall to block TCP port 5678."]
在汽车制动原车图上，符号代表的原件是（）。 ["储气筒","单向阀","空压机","气压表"]
某股份公司（总股本小于4亿）如果想在上海证券交易所上市，其向社会公 开发行的股份不得少于公司孤本总额的（） ["15%","25%","10%","35%"]
按生产工艺过程中作用原理分类，压力容器可分为（） ["反应容","储存容器","换热容器","分离容器"]
计算机键盘字符的输入码是ASCII码，汉字“超”的电报码是6389；“超”的汉字拼音由CHAO及序号2组成，写出用上述两种方式由键盘输入的编码。
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