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must be utilized? O alibrary of functions defined in a single translation unit, with variables defined once which must be accessible to at the library O a program arranged with functions in many translation units and all global data together in one translation unit. O alibrary of functions implementing a mathematical relationship using a lookup table stored in read-only memory. O a function that calls another function in a different translation unit, for which no declaration exists for the called function header file or otherwise. O a library of functions defined in a single translation unit, with data objects which must be exposed to functions. 15. Which of the following statements are correct regarding std:weak ptr in C++ O Each instance does not increase the reference count of the pointer object being shared. O The object being referenced by the std:weak_ptr instance must be checked to see if it still exists before it can be accessed. O Access to an instance's contained pointer is via operator-»0. O An instance can transfer ownership of its contained pointer if assigned to an object of std: unique_ptr.

must be utilized? O alibrary of functions defined in a single translation unit, with variables defined once which must be accessible to at the library O a program arranged with functions in many translation units and all global data together in one translation unit. O alibrary of functions implementing a mathematical relationship using a lookup table stored in read-only memory. O a function that calls another function in a different translation unit, for which no declaration exists for the called function header file or otherwise. O a library of functions defined in a single translation unit, with data objects which must be exposed to functions. 15. Which of the following statements are correct regarding std:weak ptr in C++ O Each instance does not increase the reference count of the pointer object being shared. O The object being referenced by the std:weak_ptr instance must be checked to see if it still exists before it can be accessed. O Access to an instance's contained pointer is via operator-»0. O An instance can transfer ownership of its contained pointer if assigned to an object of std: unique_ptr.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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14. Which of the following identify programming scenarious in which the ANSI C EXTERN keyword must be utilized? O alibary of functions defined in a single translation unit, with variables defined once which must be accessible to at the library O a program arranged with functions in many translation units and all global data together in one translation unit. O alibrary of functions implementing a mathematical relationship using a lookup table stored in read-only memory. O a function that calls another function in a different translation unit, for which no declaration exists for the called fnction header file or otherwise. O alibary of functions defined in a single translation unit, with data objects which must be exposed to functions. 15. Which of the following statements are corect regarding std:weak ptr in C++ O Each instance does not increase the reference count of the pointer object being shared. O The object being referenced by the std:weak_ptr instance must be checked to seeif it still exists before it can be accessed. O Access to an instance's contained pointer is via operator-0. O An instance can transfer ownership of its contained pointer if assigned to an object of std:unique_ptr. O E An instance must be initialized by either an object of std:shared_ptr or another std:weak_ptr. 17. Which of the following represents the number of times that the for loop in the ANSI C function below will come int foo (void) { int i; for (i = -10; i< 10; ++i) process( ); } O 10 O 20 O 19 O 2 U 100
Transcribed Image Text:14. Which of the following identify programming scenarious in which the ANSI C EXTERN keyword must be utilized? O alibary of functions defined in a single translation unit, with variables defined once which must be accessible to at the library O a program arranged with functions in many translation units and all global data together in one translation unit. O alibrary of functions implementing a mathematical relationship using a lookup table stored in read-only memory. O a function that calls another function in a different translation unit, for which no declaration exists for the called fnction header file or otherwise. O alibary of functions defined in a single translation unit, with data objects which must be exposed to functions. 15. Which of the following statements are corect regarding std:weak ptr in C++ O Each instance does not increase the reference count of the pointer object being shared. O The object being referenced by the std:weak_ptr instance must be checked to seeif it still exists before it can be accessed. O Access to an instance's contained pointer is via operator-0. O An instance can transfer ownership of its contained pointer if assigned to an object of std:unique_ptr. O E An instance must be initialized by either an object of std:shared_ptr or another std:weak_ptr. 17. Which of the following represents the number of times that the for loop in the ANSI C function below will come int foo (void) { int i; for (i = -10; i< 10; ++i) process( ); } O 10 O 20 O 19 O 2 U 100
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