南昌大发学C程序设计双语作业与答案Word文件下载.docx
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南昌大发学C程序设计双语作业与答案Word文件下载.docx
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stdio.h>
#definecount6
voidmain(void)
{
count=count+1;
printf("
%d"
count);
}
A.‘7‘isoutputandcountbecomes7B‘7‘isoutputandcountbecomes7C.RuntimeErrorD.‘7‘isoutputbutcountremains6教师批改:
C
2、IndicatewhichofthefollowingarelegalvariablenamesinC:
A、XB、formula1C、average_rainfallD、%correct教师批改:
ABC
3、IndicatewhichofthefollowingarelegalvariablenamesinC:
A、shortB、tinyC、totalrainfallD、aReasonablyLongVariableName教师批改:
BD
4、IndicatewhichofthefollowingarelegalvariablenamesinC:
A、12MonthTotalB、marginal-costC、b4handD、_stk_depth教师批改:
CD
5、IndicatewhichofthefollowingarelegalvariablenamesinC:
A、shortB、4formulaC、average_rainfallD、%correct
6、IndicatewhichofthefollowingarelegalvariablenamesinC:
A、shortB、formula_5C、average_rainfallD、4correct教师批改:
BC
7、IndicatewhichofthefollowingarelegalvariablenamesinC:
A、shortB、formula6C.floatD.printf教师批改:
8、"
Considerthefollowingcodefragment:
intdblarray[10],*dblPointer;
Whichofthefollowingstatementsarevalid(i.e.whichoneswillcompile)?
Circleallthecorrectanswers(theremaybemorethanonecorrectanswer)."
A.dblPointer=dblArray;
B.dblPointer=dblArray[4];
C.dblPointer=&
(dblArray[2]);
D.dblPointer=*dblArray;
AC
9、Indicatethevaluesandtypesofthefollowingexpressions:
2+3value:
_______type:
_______
5integer
10、Indicatethevaluesandtypesofthefollowingexpressions:
19/5value:
_______type:
3integer
11、Indicatethevaluesandtypesofthefollowingexpressions:
19.0/5value:
3.8double
12、Indicatethevaluesandtypesofthefollowingexpressions:
3*6.0value:
18.0double
13、Indicatethevaluesandtypesofthefollowingexpressions:
19%5value:
______
4integer
14、Indicatethevaluesandtypesofthefollowingexpressions:
2%7value:
15、Byapplyingtheappropriateprecedencerules,calculatetheresultofthefollowingexpression:
6+5/4-3,resultis___________
4
16、Byapplyingtheappropriateprecedencerules,calculatetheresultofthefollowingexpression:
10+9*((8+7)%6)+5*4%3*2+1,resultis___________
42
17、Byapplyingtheappropriateprecedencerules,calculatetheresultofthefollowingexpression:
1+2+(3+4)*((5*6%7*8)-9)-10,resultis___________
18、Rewritethefollowingfloating-pointconstantsinC‘sformforscientificnotation:
29979250000.0_____________
29979250000
19、Rewritethefollowingfloating-pointconstantsinC‘sformforscientificnotation:
0.00000000529167_____________
0.00000000529
20、Evaluatethefollowingexpression:
(2Points)
inti=1,j=2,k=3,m=4;
i+=j+k;
//i=______________
j*=k=m+5;
//j=___________
618
21、Thevariablesareinitializedasfollows,
charc=‘A‘;
inti=7,j=7;
doublex=0.0,y=2.3;
Evaluatethefollowingexpressions:
(5Points)
!
c_______
(i-j)____________
i-j______________
(x+y)____________
x*!
y______________
01-711
22、Indicatethevaluesandtypesofthefollowingexpressions:
2integer
23、Byapplyingtheappropriateprecedencerules,calculatetheresultofthefollowingexpression:
2+2*(2*2-2)%2/2,resultis___________
2
24、ThefollowingCprogramiscompiledandrunssuccessfully.Writetheoutputthefollowingprogramproduces.
#include<
voidmain()
intk=42;
"
%d\n"
k++);
___________
++k);
return0;
4244
25、Writeaprogramthatreadsinalistofintegersuntiltheuserentersthevalue-1asasentinel.Atthatpoint,theprogramshoulddisplaytheaverageofthevaluesenteredsofar.
Chapter3ProblemSolving
1、"
Whatistheoutputofthefollowingcode?
inta;
a=1;
%i"
++a);
}
A.Compile-timeErrorB.0C.1D.2教师批改:
D
2、Use#definetointroduceaconstantnamedpiwiththevalue3.14159________________
#definepi3.14159
3、Writeaprintfstatementtodisplaythefloating-pointvaluestoredinthevariabledistancesothatexactlythreedigitsappeartotherightofthedecimalpoint___________________________
printf("
%.3f"
distance);
4、Useforcontrollinetocountfrom15to25_______________
for(i=15;
i<
=25;
i++)
5、Writeaprogramthatdisplaysthemessage"
Hello,world."
10
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