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DC_Binary Repeat English Question
Test Description: This quiz is used to review binary and basic loop command.
Instructions: Answer all questions to get your test result.
1) In the following numbers, which is the binary number?
A
0110
B
121
C
9831
D
4B6
2) How many bits is the 11011100 binary number?
A
9
B
6
C
1
D
8
3) How many bits in one byte?
A
1
B
8
C
10
D
1/8
4) What does Repeat block do?
A
Move forward
B
Remove the same command blocks, make the program become shorter
C
Collect treasure
D
Make the program become more complicated
5) How many times will the Repeat 6 times block help repeat the command blocks inside it?
A
6
B
4
C
3
D
It will be depend on each situation.
6) How many Repeat blocks can be used in a program?
A
5
B
3
C
1
D
No limit.
7) How many command block can we place inside Repeat block?
A
No limit.
B
3
C
2
D
5
8) In what case is using the Repeat block the same as not using the Repeat block?
A
Repeat 4 times
B
Repeat 1 time
C
Repeat 3 times
D
Repeat 2 times
9) Repeat 2 times (Move forward, Turn right) will be equivalent to which program below?
A
Move forward, Move forward, Turn right
B
Move forward, Turn right
C
Move forward, Move forward, Turn right, Turn right
D
Move forward, Turn right, Move forward, Turn right
10) Which of the following is not a binary example?
A
One week have 7 days.
B
The light bulb have 2 status: on and off
C
A door have 2 status: open and close
D
Chessman can only black or white
*select an answer for all questions
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