在Excel97清单中的列标题相当于数据库的（）表。
结构材料可部分或全部回收利用的基坑围护结构有（）。 地下连续墙。 钢板桩。 钻孔灌注桩。 深层搅拌桩。 SMW挡土墙。
证券公司主要从事以下哪些业务（）。 承销业务。 代理买卖业务。 自营买卖业务。 投资咨询业务。 证券交易业务。
Your network contains an Active Directory domain named contoso.com. The domain contains a member server named Server1. Server1 runs Windows Server 2012 R2 and has the DHCP Server server role installed. You create two IPv4 scopes on Server1. The scopes are configured as shown in the following table： The DHCP clients in Subnet1 can connect to the client computers in Subnet2 by using an IP address or a FQDN.You discover that the DHCP clients in Subnet2 can connect to client computers in Subnet1 by using an IP address only. You need to ensure that the DHCP clients in both subnets can connect to any other DHCP client by using a FQDN. What should you add？（） The 006 DNS Servers option to Subnet2。 The 015 DNS Domain Name option to Subnet1。 The 006 DNS Servers option to Subnet1。 The 015 DNS Domain Name option to Subnet2。
关于建筑石膏的技术性质，下列说法正确的有（）。 凝结硬化快。 硬化时体积微膨胀。 防火性能差。 耐水性好。 抗冻性差。
证券投资的功能主要表现为（）
