علم البيانات | DS2 Quizes – Telegram
علم البيانات | DS2 Quizes
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"قناة علمية متخصصة في مجال علم البيانات، قناة خاصة بالاختبارات MCQ ."
القناة العامة: @Computer_DS_1
النقاشات: @Computer_DS1
قناة الاختبارات: @Computer_DS_2
بوت التواصل والمشاركات : @DS_Combot
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true or false (√ or ×)
Q) The length of a string is the number of characters in it.
Anonymous Quiz
82%
True (√)
18%
False (×)
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Q) the contents of a named constant cannot be changed During ...........
Anonymous Quiz
19%
Editing program
55%
program execution
26%
program compilation
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true or false (√ or ×)
Q) A named constant is declared by using the reserved word const.
Anonymous Quiz
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True (√)
18%
False (×)
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Q) A named constant is initialized when it is............ .
Anonymous Quiz
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execution
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runtime
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declared
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true or false (√ or ×)
Q) All variables must be declared before they can be used.
Anonymous Quiz
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True (√)
11%
False (×)
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true or false (√ or ×)
Q) C++ does not automatically initialize variables.
Anonymous Quiz
62%
True (√)
38%
False (×)
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true or false (√ or ×)
Q) Every variable has a name, a value, a data type, and a size.
Anonymous Quiz
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True (√)
8%
False (×)
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true or false (√ or ×)
Q) When a new value is assigned to a variable, the old value is saved in another variable .
Anonymous Quiz
42%
True (√)
58%
False (×)
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true or false (√ or ×)
Q) Only an assignment statement or an input (read) statement can change the value of a variable.
Anonymous Quiz
73%
True (√)
27%
False (×)
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true or false (√ or ×)
Q) The manipulator endl positions the insertion point at the beginning of the next line on an output device.
Anonymous Quiz
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True (√)
21%
False (×)
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true or false (√ or ×)
Q) Outputting or accessing the value of a variable in an expression destroys and modifys the contents of the variable.
Anonymous Quiz
76%
True (√)
24%
False (×)
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Q) The character \ is called.........
Anonymous Quiz
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the division character.
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the escape character.
25%
comment character.
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Q) The sequence \n is called ........... escape sequence.
Anonymous Quiz
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the alert
89%
the newline
2%
the tap
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true or false (√ or ×)
Q) All preprocessor commands start with the symbol #.
Anonymous Quiz
82%
True (√)
18%
False (×)
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true or false (√ or ×)
Q) The semicolon in C++ is called the statement terminator.
Anonymous Quiz
82%
True (√)
18%
False (×)
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Q) All C++ statements end with......... .
Anonymous Quiz
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comma
87%
semicolon
7%
bracket
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true or false (√ or ×)
Q) A file containing a C++ program usually ends with the extension .cpp.
Anonymous Quiz
79%
True (√)
21%
False (×)
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true or false (√ or ×)
Q) To use cin and cout, the program must include the header file iostream and either include the statement using namespace std; or refer to these identifiers as std::cin and std::cout.
Anonymous Quiz
90%
True (√)
10%
False (×)
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true or false (√ or ×)
Q) A C++ system has three components: environment, language, and the standard libraries.
Anonymous Quiz
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True (√)
16%
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إختبار مفاهيم أساسيات برمجة بإستخدام سي بلس 4️⃣.
إعداد :
Eng. Hazem F. Al-Huthaifi
علم البيانات :
@Computer_DS_1
قناة خاصة بأسئلة الاختبارات:
@Computer_DS_2
🖊 45 سؤالًا · 45 ث · 🔀 الأسئلة
رابط بدء الاختبار :
External sharing link:
t.me/QuizBot?start=lDqrp9Fr
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أخي الطالب : في حال وجدت خطأ في أي من الأسئلة السابقة، لاتتردد في إرسال السؤال والإجابة الصحيحة لنا عبر بوت المشاركات؛ لتصحيح الخطأ. فكلنا بشر نُخطئ و نصيب نُجرب و نتعلم نفشّل و ننجح فلآ نتظآهر بالكَمال .
بوت المشاركات : @DS_Combot
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