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vectori

Authored by CORNELIA BURTEL

Computers

1st - 2nd Grade

Used 4+ times

vectori
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

     Elementele unui vector trebuie să fie toate de acelaşi tip.

adevarat

fals

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Elementele unui vector sunt numerotate de la 0.

adevarat

fals

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

1Fie următoarea secvenţă:

int v[20],i,n;

int p=1, k=0;

for(i=1;i<=n;i++)

if (v[i]%2==0)

{ p*=v[i];

k++;}

cout<<p<<";"<<k;

Care vor fi valorile tiparite după execuţia secvenţei, dacă n=5 şi elementele vectorului sunt: v = {41, 8, 3, 2, 10}

20; 3

160; 3

123; 2

19680; 5

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Fie următoarea secvenţă:

int v[20],i,n;

int s=0, k=0;

for(i=1;i<=n;i++)

if (v[i]>0)

{s+=v[i];

k++;}

cout<<s<<";"<<k;

Care vor fi valorile tiparite după execuţia secvenţei, dacă n=5 şi elementele vectorului sunt: v = {5, -8, -2, 6, 9}

20; 3

-10; 2

10; 5

-10; 5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un vector se poate iniţializa în momentul declarării astfel:

 int v[] = {2, 3, 4, 5, 6, 7}.

adevarat

fals

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alegeti varianta corecta de citire a unui vector:

int v[20],i,n;

cout<<"n=";cin>>n;

cout<<"n=";cin>>n;

for(i=0;i<n;i++)

cout<<v[i];

cout<<"n=";cin>>n;

for(i=1;i<=n;i++)

{cout<<"v["<<i<<"]=";

cin>>v[i];}

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Afisarea vectorului se realizeaza dupa varianta?

int v[20],i,n;

cout<<"n=";cin>>n;

cout<<"n=";cin>>n;

for(i=0;i<n;i++)

cout<<v[i];

cout<<"n=";cin>>n;

for(i=1;i<=n;i++)

{cout<<"v["<<i<<"]=";

cin>>v[i];}

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