9-sinf.2-chorak
1. Frac(x) funksiyasi qanday vazifani bajaradi?
A)
x sonning kasr qismini topadi;
B) x sonning butun qismi topadi;
C) x sonning
qiymatini bitta ortiradi;
D) x sonning absolyut qiymati topadi
2. Paskalda quyidagi amallardan qaysi biri yo`q?
A) Ko`paytirish B)
Ayirish
C) ndarajaga (n>2) ko`tarish
D) Kvadrat ildiz chiqarish
3. Noto`g`ri yozilgan o’zlashtirish operotorni ko`rsating?
A) y:=e/(r1*r2); B) m:=a*(sqr(x)+1);
C) a:=(sqrt(a)+9 *a)*5;
D) s:=pi*h*(sqr(r)*sqr(r1)+r1*r2)/3;
4. Qaysi javobda o`zgaruvchilar to`g`ri tavsiflangan?
A) x,r,real. B) satr;char; C) x2:bollean;
D) ser: Char;
5. array D(0..10) operatori bajarish natijasida A jadval elementlarini yozish uchun kompyuter xotirasidan nechta joy ajratiladi ?
A) 10 ta B) 9 ta C) 11 ta D) 12 ta
6. array A(N..M) of real; kabi tavsiflangan jadvalda necha element bor?
A) N ta B) M1 ta C) N+M ta D) MN+1 ta
7. Quyidagi operatorlarning qaysi biri noto`g`ri yozilgan?
A) Readln(Y); B) Read(Y);
C) GotoX(Y); D) Write(Y);
8. Qozg`aluvchi nuqtali sonni ko`rsating ?
A) 7 B) –3215 C) 2.5E3 D) 3.2
9 Ma’lumotlarni xotiraga muloqat usulida kiritish operatorini ko`rsating ?
A) Readln(x); B) Writeln(x);
C) ClrScr; D) Goto(x,y);
10. Ekran bilan ishlashga yo‘naltirilgan operator va funksiyalar Paskalning qaysi modulida joylashgan?
A) System B) Crt C) Dos D) Graph
11. Ushbu dastur bajarilganda ekranga nima chiqariladi:
Var x,y: integer;
begin
x:=5; y:=sqr(x)*x+5+x; Writeln(‘y=’,y);
end.
A) 135 B) y=135 C) ‘y=’ 135 D) ‘y=’,y
12.
Qaysi operator ekranni tozalab, yurgichni ekran-ning chap yuqori burchagiga o`rnatadi?
A) Odd B) GotoXY C) ClrScr D) Exit
13. Yurgichni ekrannning ko’rsatilgan joyidan o`rnatish operatorini toping?
A) TextColor(x); B) Writeln(x);
C) ClrScr; D) GotoXY(x,y);
14. Sonning modulini topish uchun qaysi funksiya-dan foydalaniladi?
A) sqr B) sqrt C) abs D) int
15. Matn foniga rang berish uchun qaysi protseduradan foydalaniladi?
A) color B) textbackground
C) background D) textbkcolor
16. for x:=1 to 3 do s:=s+2;
Dastur lavhasi bajarilganda s o`zgaruvchi qanday qiymat oladi?
A) 2 B) 3 C) 4 D) 6
17. Qaysi javobda faqat tarmoqlanish operatorida qo`llaniladigan xizmatchi so`zlar berilgan?
A) IF, THEN, FOR B) IF, THEN, ELSE
C) WHILE, WEND D) IF, DO, ELSE
18. Paskal tilida yozilgan dasturni ishga tushirish uchun qaysi tugmalar birgalikda bosiladi?
A) Alt+F5 B) Ctrl+F9 C) Ctrl+F5 D) Alt+F2
19.x= –5 qiymatda quyidagi dastur natijasini aniqlang:
var x,y: integer;
begin
writeln(‘x ni qiymatini kiriting’); readlan (x);
y:= 23*x+1;
writeln(‘y=’,y);
readln; end.
A)116 B)-114 C) 24 D) 47
20.Ekranni matn holatiga o’tkazish uchun qaysi ko’rsatmadan foydalaniladi?
A)Uses graph; B) Uses crt; C) Usesclrscr; D)
Uses sys;
21.Paskalda nechta rangdan foydalaniladi?
A)15 B) 256 C) 32 D) 16
22.Matnga rang berish buyrug’ini ko’rsating.
A)textcolor B) textbackground C) gotoxy D) clrscr
23.Program kvadrat_yuzi;
Var a,s: integer;
Begin
Writeln(‘kvadrat tomonini kitiring’); ____________________;
S:= sqr (a);
Writeln (‘S=’,s.’birlik’);
Readlan; end.
Tushirib qoldirilgan operatorni ko’rsating.
A)Write (a); B) end (a). C) read (a) D) goto a;
24. Tarmoqlanish operatorini qisqa shaklini ko’rsating.
A)goto n B) if
then C) if then else D) while
25. Agar C massiv array C(100) kabi tavsiflangan bo`lsa, uning elementlar soni nechta bo`lishi mumkin ?
A) 99 tagacha B) 100 tagacha C) 101 tagacha D) 98 tagacha
