Which product must be installed on z/OS to allow a COBOL program running on that machine to access data on a remote DB2 for z/OS server?（） DB2 for z/OS。 DB2 Run-Time Client for z/OS。 DB2 Connect Enterprise Edition for z/OS。 z/OS Application Connectivity to DB2 for z/OS and OS/390。
燃烧必须同时具备（）才能持续进行，缺一不可。 可燃物。 助燃物。 一定压力。 火源。
A Volume Group appvg has been converted to enhanced concurrent volume mode using C- SPOC. How should the Volume Group be brought online？（） Using varyonvg appvg.。 Using varyonvg -f appvg.。 Under the control of resource group management.。 Automatically at boot time using chvg -ay appvg.。
变流系统电抗器检查事项
Which of the following tools can make recommendations for indexes and/or MQTs to improve the performance of DB2 applications?（） Design Advisor。 Visual Explain。 Performance Advisor。 Configuration Assistant。
汤色的色度，主要从（）三方面评比。
