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Test vectori

Authored by Ioana Gaita

Computers

9th Grade

Test vectori
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Care este declararea corectă pentru o variabilă x care reţine 15 valori reale?

int x;

float x;

float x[15];

char x[15];

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Vectorul A conţine, începând cu indicele 1 elementele (1,2,2,3,3,3,4,4,4,4,......). Care este valoarea elementului cu indicele 25?

25

7

6

12

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Fie vectorii a şi b în care a=(1,2,4,3,5) şi b=(4,2,1,3). Atunci a[b[0]] are valoarea:

5

3

2

1

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Se consideră un vector cu n elemente reale sortate. Dacă se doreşte aflarea valorii maxime din vector, numărul minim de comparaţii necesare este:

n

2n

1

n-1

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Care este tipul corect de date pentru a declara un vector de 10 caractere?

double x[10];

char x[10];

int x[10];

float x[10];

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Dacă a=(2,3,5,7) şi b=(1,0,3), ce valoare are a[b[1]]?

7

5

2

3

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Un vector B conţine elementele (1,1,2,2,3,3,3,4,4,4,4). Care este valoarea elementului cu indicele 20?

4

5

3

6

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