南昌大学c程序设计(双语)-作业与答案word.doc

Chapter 1 Introduction
1、1. Which of the following are illegal identifiers?Circle the illegal identifiers.
*it
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 <>
#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
教师批改：BD
8、"Consider the following code fragment:
int dblarray[10],*dblPointer;
Which of the following statements are valid (. 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 fo