Informatika Testlar Variant 1

p[1]*p[3]–p[2*p[2]+p[p[5]–p[2]]]

A) 6 B) 8 C) –8 D) –12

23. Quyidagi dastur lavhasi bajarilgandan keyin A o‘zgaruvchining qiymatini aniqlang:

A:='Informatika fani'; Delete(A,1,3); A:=Copy(A,1,Length(A)–2);

A) 'ormatika fi' B) 'matika fani' C) 'Informatika' D) 'ormatika fa'

24. Quyidagi dastur lavhasi bajarilgandan keyin S o‘zgaruvchining qiymatini aniqlang:

S:=0; a:=0; b:=1; c:= –1; IF a>=0 THEN begin s:=s+1; IF b>0 THEN s:=s+1; IF c>0 THEN s:=s+1; end;

A) 2 B) 1 C) 3 D) 0

25. (K  L  M)  ( L   M  K) = 1 tenglama nechta turli yechimga ega?

A) 8 B) 6 C) 2 D) 4

26. MS Excel. Quyidagi formula natijasini aniqlang: =ЗНАК(–1256)+МИН(15;16;17).

A) 14 B) 13 C) 1271 D) –1241

27. Quyidagi dastur lavhasi bajarilgandan keyin S o‘zgaruvchining qiymatini aniqlang:

N:=23; IF Not(Odd(N)) THEN S:=(N*(N+1)) div 2 ELSE S:=(N*(N+1)) mod 2;

A) 1 B) 2 C) 231 D) 462

28. Ifodani qiymatini aniqlang va natijani 16-lik sanoq sistemasida tasvirlang: 101011₍₂₎∙111₍₂₎+237₍₈₎.

A) 704 B) 714 C) С1С D) 1СС

29. MS Excel. Quyidagi formula natijasini aniqlang: =И(СТЕПЕНЬ(3;4)>80; МАКС(15;10;30)<30).

A) ИСТИНА B) ЛОЖЬ C) 1 D) 0