题目内容

The problem described by "get on the bus - pay - coin" is ( ).

A. The coin casting process of unmanned ticket car
B. The process of taking the bus
C. The process of getting on the bus
D. The process of getting off the bus

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Break statements can only be used in loop and switch statement.

If there is a definition statement in the function: int k; then ( )

A. The system will automatically assign an initial value of 0 to k
B. At this time, the value of k is uncertain
C. The system will automatically assign an initial value of -1 to k
D. There is no value in k

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The wrong description is ( )

A. User defined identifiers allow to use keywords
B. The user-defined identifier should try to "see the name and know the meaning"
C. User defined identifiers must begin with a letter or underline
D. In user-defined identifiers, upper and lower case letters represent different identifiers

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#includemain() { char c1,c2; c1='A'+'8'-'4'; c2='A'+'8'-'5'; printf("%c,%d\n",c1,c2); } It is known that the ASCII code of letter A is 65, and the output of the program is ( )

A. E,68
B. D,69
C. E,D
D. Output has no fixed value

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The problem described by "get on the bus - pay - coin" is ( ).

A. The coin casting process of unmanned ticket car B. The process of taking the bus C. The process of getting on the bus D. The process of getting off the bus

Break statements can only be used in loop and switch statement.

If there is a definition statement in the function: int k; then ( )

The wrong description is ( )

#includemain() { char c1,c2; c1='A'+'8'-'4'; c2='A'+'8'-'5'; printf("%c,%d\n",c1,c2); } It is known that the ASCII code of letter A is 65, and the output of the program is ( )

A. The coin casting process of unmanned ticket car
B. The process of taking the bus
C. The process of getting on the bus
D. The process of getting off the bus