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COSC 1436 Exam 1 Study Guide Solutions

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COSC 1436 Exam 1 Study Guide Solutions False - ANSWER-(T/F) In C++, reserved words are the same as predefined identifiers. True - ANSWER-(T/F) The maximum number of significant digits in values of the double type is 15. False - ANSWER-(T/F) A mixed arithmetic expression contains all operands of ...

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  • November 3, 2024
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COSC 1436 Exam 1 Study Guide Solutions


False - ANSWER✔✔-(T/F) In C++, reserved words are the same as predefined identifiers.


True - ANSWER✔✔-(T/F) The maximum number of significant digits in values of the double type is 15.


False - ANSWER✔✔-(T/F) A mixed arithmetic expression contains all operands of the same type.


False - ANSWER✔✔-(T/F) The escape sequence \r moves the insertion point to the beginning of the next

line.


True. - ANSWER✔✔-(T/F) Suppose that sum is an int variable. The statement sum += 7; is equivalent to

the statement sum = sum + 7;


C - ANSWER✔✔-Which of the following is a reserved word in C++?


A) Character


B) CHAR


C) char


D) character


'A' - ANSWER✔✔-____ is a valid char value.



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, Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




double - ANSWER✔✔-An example of a floating point data type is ____.


3 - ANSWER✔✔-The value of the expression 33/10, assuming both values are integral data types, is

____.


3 - ANSWER✔✔-The value of the expression 17 % 7 is ____.


9 - ANSWER✔✔-The expression static_cast<int>(9.9) evaluates to ____.


13 - ANSWER✔✔-The expression static_cast<int>(6.9) + static_cast<int>(7.9) evaluates to ____.


16 - ANSWER✔✔-The length of the string "computer science" is ____


one = 10.5, two = 30.6 - ANSWER✔✔-In a C++ program, one and two are double variables and input

values are 10.5 and 30.6. After the statement cin >> one >> two; executes, ____.


2 - ANSWER✔✔-Suppose that count is an int variable and count = 1. After the statement count++;

executes, the value of count is ____.


beta = beta - 1;


alpha = beta; - ANSWER✔✔-Suppose that alpha and beta are int variables. The statement alpha = --beta;

is equivalent to the statement(s) ____.


alpha = beta;


beta = beta + 1; - ANSWER✔✔-Suppose that alpha and beta are int variables. The statement alpha =

beta++; is equivalent to the statement(s) ____.
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