用人单位账户余额少于应当缴纳的社会保险费的，社会保险费征收机构可以要求该用人单位提供担保，签订延期缴费协议。
可燃气体浓度（）爆炸下限时，即不着火也不爆炸 高于。 低于。
When IP Telephony is deployed for Teleworkers using the Cisco Business Ready Teleworker solution, which statements are true?（） There is lower bandwidth consumption for VoIP media streams.。 Teleworkers can have the same extensions and inward-dialing numbers at their office desks and home offices.。 Personal calls are routed directly through the residential PSTN line.。 Teleworkers can have different extensions at their office desks and home offices.。 There is less burden on Cisco CallManager for signaling traffic.。 Incoming calls are first routed to the office desks, then to the home offices.。
What does the term application partitioning refer to?（） The feature of a forms application enabling it to run both in client-server mode and on the Web. 。 Storing PL/SQL program units between the Oracle server and the application to make optimal use of available resources. 。 The nature of a three-tier architecture, where the form module and processing software reside on an application server. 。 The feature of a forms application that is able to use Ethernet, twisted pair, and wireless data connections.。
简述相变过程的推动力
You create a new pluggable database, HR_PDB, from the seed database. Which three tablespaces arecreated by default in HR_PDB?（）
