()1. A tree data structure in which each node has at most two children,which are referred to as the left child and the right child.
()2. A defect in the code or routine of a program.
()3. To translate (a program) into machine language.
()4. To start an operating system.
()5. Of or relating to the simultaneous transmission of all the bits of a byte over spate wires.
选项:
a. compile
b. bug
c. boot
d. binary tree
e. parallel