
C++ Variabili costanti e tipi
Authored by Andrea Prete
Computers
University
Used 395+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual è il risultato di 5/2 ?
2.5
2.0
3.0
2
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quale è il risultato di 5%2
0
1
2
3
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual è il risultato di 5.0/2.0 ?
2.5
2.0
3.0
2
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale è il massimo valore di una variabile di tipo unsigned int con codifica a 16 bit?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
L'istruzione
a = b = 3;
è corretta ed equivale alle due istruzioni:
a=3; b=3;
è corretta ed equivale alle due istruzioni:
a = b; b = 3;
è corretta ed equivale alle due istruzioni:
b = a; a = 3;
non è corretta (non compila)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'istruzione
x += 5;
è una versione più efficiente di
x = 5;
è una versione più efficiente di
x = x + 5;
è una versione meno efficiente di
x = 5;
è una versione meno efficiente di
x = x + 5;
non compila
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual è il valore di x ed y dopo le seguenti istruzioni?
x = 9;
y = x++;
x=9, y=9
x=9, y=10
x=10, y=9
x=10, y=10
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