Which of the following methods are not used to construct a frame?
A: Count field to indicate the length of the payload
B: Start and end a frame with the special bitstring 01111110
C: Start a frame with an alternating sequence 0101010101
D: Mark the start and end of a frame using time.
A: Count field to indicate the length of the payload
B: Start and end a frame with the special bitstring 01111110
C: Start a frame with an alternating sequence 0101010101
D: Mark the start and end of a frame using time.
举一反三
- 中国大学MOOC: Which of the following methods are not used to construct a frame?
- An animation of a small ball falling, we will record the beginning and end of the ball movement as____. A: key frame B: subdivision frame C: transition frame D: intermediate frame
- In the following members, which one can be treated as axially loaded member? A: shear wall B: frame beam C: frame column D: member in steel truss
- What is usually used as the frame of skyscrapers?
- 对于汉诺塔问题，假设盘子从上到下编号1，2，3，...，现在要把“start柱子上的n个盘子移到end柱子，mid柱子为辅助。如果用(a,b,c)表示将编号a的盘子从b柱子移到c柱子，那么下面哪个列表表示两个盘子的解决方法？ A: [(1,start,mid),(1,mid,end),(2,start,end)] B: [(2,start,end),(1,mid,end),(1,start,mid)] C: [(1,start,end),(2,start,end),(1,mid,end)] D: [(1,start,mid),(2,start,end),(1,mid,end)]