
Operatori Pseudocod
Authored by Laurentiu Lambrinoc
Computers
9th Grade

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23 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Stabiliţi care dintre următoarele expresii este adevarata dacă şi numai dacă numărul întreg memorat în variabila x nu aparţine intervalului (-35,-20)∪[17,100].
(x<=-35) or ((x<=16)or (x>=-20)) or (x>100)
(x<=-35) or ((x<=17) and (x>=-20)) or (x>=100)
(x<-35) or ((x<16) and (x>-20)) or (x>100)
(x<=-35) or ((x<=16) and (x>=-20)) or (x>100)
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cărui interval îi aparţine valoarea memorată de variabila reală x astfel încât expresia următoare să fie adevarata ?
not ((x<=1) or (x>50))
(-∞,1] ∪ (50, ∞)
(1,50)
(1,50]
[1,50)
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Variabilele x, y si t memoreaza numere intregi de cel mult 4 cifre. Stiind ca x<y, care dintre urmatoarele expresii este adevarată dacă şi numai dacă numărul t aparţine intervalului [x,y] ?
(t<x) AND (t>y)
(t<x) OR (t>y)
(t>=x) AND (t<=y)
(t>=x) OR (t<=y)
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
x<=3 and x>=21
x<3 or x>=21
x<3 and x>=21
x<=3 or x>21
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Care dintre urmatoarele sunt operatori aritmetici?
AND, OR, NOT
<; <=; >; >=, ==; !=
+; -; *; /; DIV, MOD
sizeof(), <<, >>
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
În cazul operatorului logic AND, când Propoziția a este adevărată și Propoziția b este falsă, rezultatul este:
Adevărat
Fals
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Expresiile sunt combinații de:
algoritmi
date
date și operații
operații
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