南昌大学C程序设计双语作业与答案.doc

Chapter 1 Introduction 1、1. Which of the following are illegal identifiers?Circle the illegal identifiers. A.3id B._yes C.star*it D.int 教师批改：A C D 2、1. Which of the following are illegal identifiers?Circle the illegal identifiers. A. xyshouldI B. me_to-2 C. one_i_aren’’t D. 2_i_am 教师批改：B C D Chapter 2 Learning by Example 1、What is correct about the following program? #include stdio.h #define count 6 void main(void) { count = count + 1 ; printf(%d, count) ; } A. ‘7‘ is output and count becomes 7 B ‘7‘ is output and count becomes 7 C. Runtime Error D. ‘7‘ is output but count remains 6 教师批改：C 2、Indicate which of the following are legal variable names in C: A、X B、formula1 C、average_rainfall D、%correct 教师批改：ABC 3、Indicate which of the following are legal variable names in C: A、short B、tiny C、total rainfall D、aReasonablyLongVariableName 教师批改：BD 4、Indicate which of the following are legal variable names in C: A、12MonthTotal B、marginal-cost C、b4hand D、_stk_depth 教师批改：CD 5、Indicate which of the following are legal variable names in C: A、short B、4formula C、average_rainfall D、%correct 教师批改：C 6、Indicate which of the following are legal variable names in C: A、short B、formula_5 C、average_rainfall D、4correct 教师批改：BC 7、Indicate which of the following are legal variable names in C: A、short B、formula6 C.float D.printf 教师批改：BD 8、Consider the following code fragment: int dblarray[10],*dblPointer; Which of the following statements are valid (i.e. which ones will compile)? Circle all the correct answers (there may be more than one correct answer). A. dblPointer = dblArray; B. dblPointer = dblArray[4]; C. dblPointer = (dblArray[2]); D. dblPointer = *dblArray; 教师批改：AC 9、Indicate the values and types of the following expressions:2+3 value:_______type:_______ 教师批改：5 integer 10、Indicate the values and types of the following expressions:19/5 value:_______ type:_______ 教师批改：3 intege