
SN 2020 V5
Authored by Catalin Cocosila
Computers
12th Grade
Used 3+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
Indicați o expresie C/C++ care are valoarea 1 dacă și numai dacă numărul natural memorat în variabila
întreagă x are exact o cifră.
x/10==0
x%10==0
(x/10)/10==0
(x%10)%10==0
2.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
Pentru a verifica dacă în tabloul unidimensional (2,5,7,9,10,16,21) există elementul cu valoarea
x=6 se aplică metoda căutării binare. Succesiunea de elemente a căror valoare se compară cu x pe
parcursul aplicării metodei este:
2,5,7
9,5,7
2,10,16
9,7,5
3.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
(i<j || i+j>5) && (i>j || i+j<5)
(i<j || i+j>5) || (i>j || i+j<5)
(i<j && i+j>5) && (i>j && i+j<5)
(i<j && i+j>5) || (i>j && i+j<5)
4.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
O expresie C/C++ care are valoarea 1 este:
20.20<floor(20.20) && 20.20>1+floor(20.20)
20.20>=floor(20.20) && 20.20<1+floor(20.20)
20.20<=floor(20.20) && 20.20+1==floor(20.20)
20.20>floor(20.20) && 20.20-1==floor(20.20)
5.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
Variabilele x și y sunt de tip întreg și memorează numere naturale, iar x are o
valoare nenulă. Indicați expresia care poate înlocui punctele de suspensie astfel
încât, în urma executării secvenței obținute, variabila y să memoreze câtul
împărțirii la 2020 a numărului memorat inițial în variabila x.
x-1
x+1
x-2020
x+2020
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