_____ refers to communication between people whose cultural perceptions and symbol systems are distinct enough to alter the communication event（）
A. Interethnic communication
B. Interracial communication
C. Intracultural communication
D. Intercultural communication
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Definitions of communication from many Asian countries stress__, which is most notable in cultures with a Confucian tradition（）
A. exchanging information
B. harmony
C. respect
D. instrumental function
若有定义:float x=1.5;
int a=1,b=3,c=2;则正确的switch语句是（）若有定义:float x=1.5;
int a=1,b=3,c=2;则正确的switch语句是（）
A. switch（a+b）
B. { case 1: printf（““）
C. case 2+1: printf（““）
D. }
E. B．switch（（int）x）
F. { case 1: printf（“*”）
G. case 2: printf（““）
H. }
I. C．switch（x）
J. { case 1.0: printf（““）
K. case 2.0: printf（““）
L. }
M. D．switch（a+b）
N. { case 1: printf（“*”）
O. case c: printf（““）
P. }
The bit width of PC is determined by（）
A. Memory word length
B. Memory capacity
C. Instruction word length
D. Bit width of general-purpose registers
What should be considered when designing the instruction format（）
A. The number and types of instructions required to support
B. The range of accessible main memory space
C. The number of general-purpose registers available for programming
D. The bit width of general-purpose registers
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