Mátrixok

Quiz
•
Science
•
11th Grade
•
Medium
Maria-Magdolna Simon
Used 7+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hogyan vonatkozol az a mátrix 3-ik sor és 4-ik oszlop elemére?
a[4][3]
a[34]
a[3][4]
a34
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mit tennél a pontok helyére?
Cout<<” add meg a sorszámot és oszlopszámot “;
cin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
{ cout<<”a[“<<i<<j<<”]=”;
.........................................
}
cin>>a[ij];
cout<<a[i][j];
cin>>a[i][j];
cin<<a[i][j];
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hogyan vonatkozol a főátló elemeire?
a(ii)
a[i][i]
a[ii]
a[i][j]
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ha a mátrix főátló alatti elemeire akarunk vonatkózni, akkor mit kell a pontok helyére tenni?
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if (.........)
feldolgozom a[i][j];
i==j
i+j>n+1
i<j
i>j
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ha a mátrix mellékátló feletti elemeit akarjuk összeadni, akkor mit kell a pontok helyére tenni?
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if (.........)
s = s+ a[i][j];
i+1 == j+1
i+j <=n+1
i+j<n+1
i+j>n+1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hogyan vonatkózunk általánosan a mátrix elemeire, ha i a sort és j az oszlopot jelenti?
a[i][i]
a[i][j]
a[j][i]
a[j][j]
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hogyan jelentesz be egy egész számokat tartalmazó négyzetes mátrixot, ahol az n értéke 12?
int a[10][12]
int [12][12]
int a[12][12]
a[12][12]
8.
OPEN ENDED QUESTION
5 sec • 1 pt
Négyzetes mátrixnak nevezzük azt a mátrixot, amelyben a .... és ......megegyezik.
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