Vòng lặp với số lần biết trước đúng là:

CÂU HỎI ÔN TẬP TIN 8 GIỮA KÌ II

Quiz
•
Computers
•
1st Grade
•
Hard
Kim Chinh
Used 24+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
For i:=1,2 to 3 do a:=a+i;
For i:=5 to 3 do a:=a+i;
For i:=2 to 3 do a:=a+i;
For i:=1,2 to 3,4 do a:=a+i;
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu lệnh lặp đúng là:
For i = 2 to 3 do writeln('A');
For i := 2 to 3 do writeln('A')
For i := 2 to 3 do a = a+ 2;
For i := 2 to 3 do a := a+ 2;
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho câu lệnh lặp sau:
a:=2;
For i:=3 to 5 do a:=a+4;
Biến đếm là?
a
2
5
i
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho câu lệnh lặp sau:
a:=2;
For i:=3 to 5 do a:=a+4;
Giá trị đầu là?
2
3
4
5
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho câu lệnh lặp sau:
a:=2;
For i:=3 to 5 do a:=a+4;
Giá trị cuối là?
2
3
4
5
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho câu lệnh lặp sau:
a:=2;
For i:=3 to 5 do a:=a+4;
Câu lệnh của vòng lặp là?
a = a+4;
a:=a+4;
a+4
For i:=3 to 5 do a:=a+4;
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cho câu lệnh lặp sau:
a:=2;
For i:=3 to 5 do a:=a+4;
Giá trị của a là bao nhiêu sau khi chạy xong vòng lặp?
2
6
10
14
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