Which of the following statements is false?
a. Many applications require precise representation of numbers with decimal points.
b. Financial institutions like banks that deal with millions or even billions of transactions per day have to tie out their transactions “to the penny.” Float-ing-point numbers can represent some but not all monetary amounts with to-the-penny precision.
c. For monetary calculations and other applications that require precise repre-sentation and manipulation of numbers with decimal points, the Python Stand-ard Library provides type Decimal, which uses a special coding scheme to solve the problem of "to-the-penny precision." Banks also have to deal with other issues such as using a fair rounding algorithm when they’re calculating daily interest on accounts. Type Decimal offers such capabilities.
d. Floating-point values are stored and represented precisely in binary format.
d. Floating-point values are stored and represented precisely in binary format.
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Answer the following statements true (T) or false (F)
1) To end a line of output, insert endl or the character '\n' in the output stream.
2) A program that manipulates files directly must include the header file
Which of the following statements is false?
a. True division (/) divides a numerator by a denominator and yields a float-ing-point number with a decimal point. b. Floor division (//) divides a numerator by a denominator, yielding the high-est integer that’s not greater than the result. Python truncates (discards) the fractional part. c. The expression -13 / 4 evaluates to -3.25. d. The expression -13 // 4 evaluates to -3.
Answer the following statements true (T) or false (F)
1. Suppose you have been given a sorted list of 100 names and need to find a particular name in that list. Using binary search, it is possible that you might have to look at every location in the list before finding the desired name. 2. Binary search is an example of an O(log N) algorithm, where the number of items in the list to be searched is N. 3. One advantage of assembly languages over machine languages is that they enable the programmer to use words to identify instructions instead of using binary- number sequences. 4. JavaScript, C++, and Java are all examples of high-level programming languages. 5. When a Web page is loaded into a Web browser, JavaScript code in that page is executed by a JavaScript interpreter that is embedded in the browser.
What is Rarefactions?
What will be an ideal response?