Most programming languages provide random number generator. Why are these numbers not truly random when generated?
What will be an ideal response?
The numbers are not completely random because a finite mathematical algorithm is used to select them; but they are sufficiently random forpractical purposes. The function that produces the pseudo-random numbers is often referred to as a pseudo-random number generator.
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Answer the following statements true (T) or false (F)
1. To get a complete line of 70 or so character into a C-string is as simple as declaring a long enough C-string and then using the >> operator to extract the line from the input. 2. To read a character at a time, or to write a character at a time, declare a character variable ch and write this: ``` cin >> ch; ``` 3. Indexing for Standard string objects does not range check/ 4. You can assign a standard string to a C-string variable. 5. It is possible to use a standard string with a string member function as source for the strcpy or strcat functions.
With JPA, as part of a persistence unit, the IDE also creates a ________ package in the Source Packages folder.
a. META-DATA b. PERSISTENCE-INF c. PU d. META-INF
What are the eight tests for validating input data?
What will be an ideal response?
The ____ is the method used by UNIX and Linux systems to share disk resources.
A. Network Information Service B. Distributed File System C. Network File System D. File Information Service