【单选题】在雇员信息表关系EMP中,哪个属性是外键(foreign key)?
【单选题】已知函数y=log 3 x,当x>1时,则( )
【简答题】We will be grateful if you offer us some information ( ) the following points.
【判断题】and from that a computer is turned on to that the operating system prepares to accept input form the owner, there is a program called bootstrapper downloads the operating system kernel into RAM.
【单选题】在雇员信息表关系EMP中,哪个属性是外键(foreign key)?
【单选题】The basic unit of software that the operating system deals with in scheduling the work done by the processor is ( ).
A.
a program or subroutine
B.
a modular or a function