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Channel Posts
Choose your answer:
Anonymous voting

2
❓ كم عدد الزيادات؟ How many increments occur?int c = 0; for (int i = 0; i < 3; i++) { for (int j = 0; j <= i; j++) { c++; } } System.out.println(c);
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144
4
❓ تأثير i++ داخل شرط while؟ Effect of i++ in while condition?int i = 0; while (i++ < 3) { } System.out.println(i);
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182
6
❓ تمرير المصفوفات للميثود: ماذا يُطبع؟ Passing arrays to methods: what prints?void change(int[] arr) { arr[0] = 99; arr = new int[]{7,7,7}; } int[] x = {1,2,3}; change(x); System.out.println(x[0]);
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206
8
❓ Switch على String بدون break بعد "two"؟ Switch on String (no break after "two")?String s = "two"; switch (s) { case "one": System.out.print(1); break; case "two": System.out.print(2); default: System.out.print(0); }
190
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233
10
❓ هل a == b صحيح؟ Is a == b true?String a = new String("hi"); String b = "hi"; System.out.println(a == b);
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11
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251
12
❓ ما قيمة count بعد استخدام continue؟ What is count after using continue?int count = 0; for (int i = 0; i < 5; i++) { if (i % 2 == 0) continue; count += i; } System.out.println(count);
225
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264
14
❓ هل يعدّل for-each عناصر المصفوفة؟ Does for-each modify elements?int[] a = {1, 2, 3}; for (int x : a) { x *= 2; } System.out.println(a[1]);
253
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274
16
❓ كيف تطبع طول المصفوفة؟ How do you print the array length?int[] a = {1, 2, 3, 4}; System.out.println( /* ? */ );
259
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319
18
❓ أي overload يُستدعى؟ Which overload is invoked?void print(int x) { System.out.println("int"); } void print(Integer x) { System.out.println("Integer"); } Integer n = null; print(n);
306
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345
20
❓ ما ناتج السويتش بدون break؟ What is the output (no breaks before case 3)?int n = 2; switch (n) { case 1: System.out.print('A'); case 2: System.out.print('B'); case 3: System.out.print('C'); break; default: System.out.print('D'); }
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