____________ congestion control to prevent the congestion. A: close loop B: open loop C: end loop

下列可以作为标号的是（）。 A: loop# B: Loop C: #loop D: ;loop

Making noise_____in class. A: not allow B: isn’t allow C: isn’t allowed D: doesn’t allow

No one (allow) _____ to take any reading materials out of the reading room. A: allow B: is allowed C: to allow D: allowed

A circular loop of wire is held in a uniform magnetic field, with the plane of the loop perpendicular to the field lines. Which of the following will not cause a current to be induced in the loop? A: crushing the loop B: rotating the loop about an axis perpendicular to the field lines C: keeping the orientation of the loop fixed and moving it along the field lines D: pulling the loop out of the field

“给与3.5%的商业折扣”可以翻译为： A: to allow a discount of 3.5% B: to allow a special discount of 3.5% C: to allow a trade discount of 3.5% D: to allow a trade discount by 3.5%

Arduino IDE的默认程序段为（ ） A: Setup()和Loop() B: setup()和Loop() C: Setup()和loop() D: setup()和loop()

_____________ congestion control to remove the congestion in a network once it occurred. A: open loop B: end loop C: closed loop

阅读以下Shell程序，它的输出是_____________ #!/bin/sh echo "ok,nice" loop=0 for str in "hello world" do loop=$(($loop+1)) echo "The $loop loop:$str" done A: ok,nice The 2 loop:hello world B: ok,nice The 1 loop:hello world C: The 1 loop:hello world D: ok,nice

下面语句的结果是 order allow deny allow from all