下列Write语句中错误的是___________。 A: Write #1,x,y B: Write #1;x;y C: Write #1,"x";"y" D: Write #1,"x";"y"

1803c71a7e16077.jpg1803c71a8e64348.jpgPlease write the code (1)____________

下述各图给出的4个并发调度中，不是冲突可串行的是______。(1) T1 T2 Read (A)Write (B) Read (A)Write (A) (2) T1 T3 Read (A)Write (B) Read (B)Write (A) (3) T4 T5 Read (A)Write (B) Read (A)Write (B) (4) T1 T4 Read (A)Write (B) Read (A)Write (B) A: (1) B: (2) C: (3) D: (4)

以下程序运行结果为f1=open("data1.txt","w+")f1.write("千年绸都")f1.write("四川南充")print(f1.read()) A: 千年绸都四川南充 B: 千年绸都 四川南充 C: 四川南充 D: 没有任何显示

如果准备向随机文件中写入数据,正确的语句是( ). A: Print B: 1,rec C: Write D: 1,rec E: Put F: 1,rec G: Get H: 1,rec

Watch the video. Read the statements. Write T (true) or F (false).

Part 1（1~3） The author tries to write a tender _______ story.

1 Write down the past form of the verbs

The phrase "subscribe to" in the second sentence of Para. 1 means () A: contribute to B. write to B: write to C: pay for receiving D: appreciate

Tell whether the following statements are true or false. Write T for true and F for false.