Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 13
№30 Fan bobi – 4; Fan bo‘limi – 4.1; Qiyinlik darajasi – 2
FILE *talabaf=fopen("C:\TALABA\iat1kuz.txt", "w+");
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xotirada yangi "iat1kuz.txt" fayl yaratilib, o‘zgartirish (o‘qish va yozish) uchun ochiladi. Agar fayl mavjud bo‘lsa, undagi oldingi yozuvlar o‘chiriladi va u qayta yozishga tayyorlanadi.
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xotirada mavjud "iat1kuz.txt" fayli va yozish uchun ochiladi.
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xotirada yangi "iat1kuz.txt" fayl yaratilib, yozish uchun ochiladi. Agar fayl mavjud bo‘lsa, undagi oldingi yozuvlar o‘chiriladi va u qayta yozishga tayyorlanadi.
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xotiradagi "iat1kuz.txt" fayli o‘qish uchun ochiladi. Agar fayl mavjud bo‘lmasa, xatolik ruy beradi.
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 13
№31 Fan bobi – 4; Fan bo‘limi – 4.1; Qiyinlik darajasi – 2
FILE *talabaf=fopen("C:\TALABA\iat1kuz.txt", "wb+");
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xotirada yangi "iat1kuz.txt" binar fayl yaratilib, o‘zgartirish (o‘qish va yozish) uchun ochiladi. Agar fayl mavjud bo‘lsa, undagi oldingi yozuvlar o‘chiriladi va u qayta yozishga tayyorlanadi.
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xotiradagi mavjud "iat1kuz.txt" matn fayli yozish uchun ochiladi.
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xotirada yangi "iat1kuz.txt" binar fayl yaratilib, yozish uchun ochiladi. Agar fayl mavjud bo‘lsa, undagi oldingi yozuvlar o‘chiriladi va u qayta yozishga tayyorlanadi.
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xotiradagi "iat1kuz.txt" matn fayli o‘qish uchun ochiladi. Agar fayl mavjud bo‘lmasa, xatolik ruy beradi.
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 13
№32 Fan bobi – 4; Fan bo‘limi – 4.1; Qiyinlik darajasi – 2
Formatli o‘qish scanf() funksiyasidagi formatlash satri asosiy vazifasi nima?
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*Oqimdagi maydonlarni qanday formatdagi qiymatlarga aylantirish zarurligini ko‘rsatadi.
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Oqimdagi maydonlarni qaysi adreslarga joylashtirish zarurligini ko‘rsatadi.
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Ekranga chop etiladigan oddiy satr
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Oqimdagi maydonlarni qanday formatdagi sonlarga aylantirish zarurligini ko‘rsatadi.
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№33 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida konsol rejimda ishlash jarayonida ma’lumotlarni standart oqimga (ekranga)chiqarish uchun to’g’ri format keltirilgan javobni toping
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cout<<
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cin>>
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cout>>
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To’g’ri javob keltirilmagan
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№34 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida konsol rejimda ishlash jarayonida berilganlarni standart oqimdan o’qish formati to’g’ri ko’rsatilgan javobni aniqlang
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cin>>
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cout<<
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cin<<
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cout>>
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№35 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida haqiqiy sonning butun va kasr qismilari qaysi belgi yordamida ajratiladi
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Nuqta “.”
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Vergul “,”
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Nuqta vergul “;”
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Slash “/”
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 11
№36 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Identifikator nima?
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Katta va kichik lotin harflaridan, raqamlar va tag chiziq(‘_’) belgilaridan tashkil topgan va raqamdan boshlanmaydigan belgilar ketma -ketligi
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Katta va kichik lotin harflaridan, raqamlar va tag chiziq(‘_’) belgilaridan tashkil topgan va faqat raqamdan boshlanuvchi gan belgilar ketma –ketligi
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Katta va kichik lotin harflaridan tashkil topgan ketma-ketlik
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Katta va kichik lotin harflaridan, raqamlar va tag chiziq(‘_’) belgilaridan tashkil topgan va tag chiziq(‘_’)dan boshlanmaydigan belgilar ketma –ketligi
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№37 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
O’zgarmas bu -…
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Fikserlangan sonni, satrni va belgini ifodalovchi leksemadir
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Fikserlangan sonni ifodalovchi leksema
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Fikserlangan satrni va belgini ifodalovchi leksema
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To’g’ri javob ko’rsatilmagan
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№38 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
O’zgarmaslar nechta guruhga bo’linadi?
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5 ta
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4 ta
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3 ta
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6ta
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№39 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida butun son qiymatlarini qabul qiluvchi o’zgaruvchilar qaysi kalit so’z yordamida aniqlanadi?
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int
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Float
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Char
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Bool
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№40 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida belgi turidagi o’zgaruvchilar qaysi kalit so’z yordamida anilanadi
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char
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String
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Double
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Int
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№41 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida “bool” kalit so’zi orqali e’lon qilinuvchi o’zgaruvchilar qanday turdagi o’zgaruvchilar deyiladi
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Mantiqiy turdagi
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Butun turdagi
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Haqiqiy turdagi
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Belgi turidagi
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№42 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Mantiqiy turdagi o’zgaruvchilar qanday qiymatlar qabul qiladilar?
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*0(false) yoki 0dan farqli qiymat (true)
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0 (false)
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True
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0(true) yoki 0dan farqli qiymat(false)
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№43 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Manba: Мадрахимов Ш.Ф., Гайназаров С.М. C++ тилида дастурлаш асослари// Тошкент, ЎзМУ, I Bob
№44 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Haqiqiy turdagi o’zgaruvchilar sonni xotirada qanday qolipda saqlaydi?
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob
№45 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida mantiqiy inkor amali qaysi belgi yordamida ifodalanadi
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!
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||
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&&
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^
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№46 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida konyunksiya(mantiqiy ko’paytma) amali qaysi belgi yordamida ifodalanadi
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&&
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||
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!
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%
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№47 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida ixtiyoriy turdagi o’zgaruvchilarning o’lchamini qaysi amal yordamida aniqlanadi?
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sizeof
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Length
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Strlen
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Size
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№48 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 7
№49 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida dinamik ob’yekt yaratuvchi operator
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new
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Sizeof
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Delete
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casting
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№50 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Quyidagi programma ishlashi natijasida ekranga qanday qiymat chiqadi?
#include
int main(){
int x=1;
x+=5;
cout<
return 0;
}
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6
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5
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0
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Xatolik haqidagi habar
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 1
№51 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida blok bu-…
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‘{’ va ‘}’ oralig’iga olingan operatorlar ketma-ketligi bo’lib, u kompilyator tomonidan yaxlit operator deb qabul qilinadi
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‘(’ va ‘)’ oralig’iga olingan operatorlar ketma-ketligi bo’lib, u kompilyator tomonidan yaxlit operator deb qabul qilinadi
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‘[’ va ‘]’ oralig’iga olingan operatorlar ketma-ketligi bo’lib, u kompilyator tomonidan yaxlit operator deb qabul qilinadi
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To’g’ri javob keltirilmagan
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№52 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Quyidagi programma ishlashi natijasida ekranga qanday qiymat chiqadi?
#include
int main(){
int a=4, b=8, y;
y=a>b?a:b;
cout<
return 0;
}
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8
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5
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12
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0.5
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№53 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida for takrorlash opratorining sintaksis ko’rinishi to’g’ri ko’rsatilgan javobni toping.
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for(;; )
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for()operator yoki blok>
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for(,, )
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for(;; ) |
Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№54 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
Quyidagi programma ishlashi natijasida ekranda qanday qiymat aks etadi?
#include
int main (){
int s=0,i;
for(i=1;i<10;i++)
s+=i;
cout<return 0;
}
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45
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55
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10
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1
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№55 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilde while takrorlash opratori qachongacha oprator yoki blokni takror bajaradi?
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Takrorlash sharti yolg’on(false yoki 0) bo’lguncha
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Takrorlash sharti rost (true) bo’lguncha
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Takrorlash sharti bir (1) bo’lguncha
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O’zidan keyin yana takrorlash opretori uchramaguncha
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№56 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida cheksiz takrorlashni while opretori yordamida qanday tasvirlanadi?
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while(1)
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while(0)
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while()
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while(false)
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№57 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida oldin opretorni yoki blokni bajarib keyin takrorlash shartini tekshiruvchi operator qaysi?
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do-while
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While
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for
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Bunday takrorlash opratori mavjud emas
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Manba: Bjarne Stroustrup. The C++ Programming Language (4th Edition). Addison-Wesley, 2013, Bob 2
№58 Fan bobi – 2; Fan bo‘limi – 2.1; Qiyinlik darajasi – 1
C++ tilida break opretori bu - …
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Takrorlash opretori tanasining ixtiyoriy(zarur) joylariga qo’yish orqali shu joylardan takrorlashdan chiqish imkonini beruvchi oprator
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Takrorlash opretori tanasining ixtiyoriy(zarur) joylariga qo’yish orqali shu joylarda takrorlash tanasini bajarishni to’xtarib takrorlashdan chiqib ketmasdan keying qadamga “sakrab” o’tish imkonini beruvchi oprator.
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Programma ishini to’xtatuvchi oprtator
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To’g’ri javob ko’rsatilmagan
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