The dynamic cast operator can replace typeid in situations in which typeid is being used to determine the validity of a polymorphic cast.
Githiari answered the question on February 12, 2018 at 12:29
- In addition to the standard cast, C++ defines four casting operators.What are they and what are they for?(Solved)
In addition to the standard cast, C++ defines four casting operators.What are they and what are they for?
Date posted: February 12, 2018. Answers (1)
- Explain various types of computers(Solved)
Explain various types of computers.
Date posted: February 10, 2018. Answers (1)
- State rules of naming variables in C++. How do they differ from ANSI C rules?(Solved)
State rules of naming variables in C++. How do they differ from ANSI C rules?
Date posted: February 9, 2018. Answers (1)
- State restrictions on operator overloading(Solved)
State restrictions on operator overloading.
Date posted: February 8, 2018. Answers (1)
- Define term function overloading as applied in C++(Solved)
Define term function overloading as applied in C++
Date posted: February 8, 2018. Answers (1)
- Explain the need for array variables in C++(Solved)
Explain the need for array variables in C++.
Date posted: February 8, 2018. Answers (1)
- Describe the limitations of using getchar and scanf functions for reading strings.(Solved)
Describe the limitations of using getchar and scanf functions for reading strings.
Date posted: February 8, 2018. Answers (1)
- What is a dynamic memory allocation? How does it help in building complex programs?(Solved)
What is a dynamic memory allocation? How does it help in building complex programs?
Date posted: February 8, 2018. Answers (1)
- Define each of the following fact finding techniques and explain when it is likely used:
(i.) Observation;
(ii.) Questionnaires;
(iii.) Searching records;
(iv.) Interviews;
(v.) Statistical...(Solved)
Define each of the following fact finding techniques and explain when it is likely used:
(i.) Observation;
(ii.) Questionnaires;
(iii.) Searching records;
(iv.) Interviews;
(v.) Statistical sampling;
Date posted: February 8, 2018. Answers (1)
- Define 5 fact finding techniques and explain when they are likely used:(Solved)
Define 5 fact finding techniques and explain when they are likely used:
Date posted: February 8, 2018. Answers (1)
- a) List five types of systems
b) Explain the following characteristics of a system:
(i.) Differentiation;
(ii.) Equifinality;
(iii.) Feedback;
(iv.) Transformation;
(v.) Entropy;
c) (i) State two features of...(Solved)
a) List five types of systems
b) Explain the following characteristics of a system:
(i.) Differentiation;
(ii.) Equifinality;
(iii.) Feedback;
(iv.) Transformation;
(v.) Entropy;
c) (i) State two features of classical theories of organizations.
(ii) State two features of the human relations theories of organizations.
(iii) State one feature of the contingency approach to organizations.
Date posted: February 7, 2018. Answers (1)
- Distinguish between a system flowchart and a program flow chart(Solved)
Distinguish between a system flowchart and a program flow chart
Date posted: February 7, 2018. Answers (1)
- Distinguish between the following pairs of terms:
(a) A closed system and an open system.
(b) A deterministic and a random system.
(c) An open-loop system and a...(Solved)
Distinguish between the following pairs of terms:
(a) A closed system and an open system.
(b) A deterministic and a random system.
(c) An open-loop system and a closed-loop system.
(d) A human system and a machine system.
Date posted: February 7, 2018. Answers (1)
- Explain the following:
(a) Microprocessor.
(b) Distributed data processing.
(c) Direct access backing storage. Give examples.
(d) Batch processing.
(e) Time sharing.(Solved)
Explain the following:
(a) Microprocessor.
(b) Distributed data processing.
(c) Direct access backing storage. Give examples.
(d) Batch processing.
(e) Time sharing.
Date posted: February 7, 2018. Answers (1)
- The introduction of a computer-based information system in an organization can generate
some amount of fear and reluctance to change on the part of users.
Required:
(a)...(Solved)
The introduction of a computer-based information system in an organization can generate
some amount of fear and reluctance to change on the part of users.
Required:
(a) List six major reasons for such user resistance.
For each reason, provide a brief explanation.
(b) How can this problem of user resistance to change be solved?
Date posted: February 7, 2018. Answers (1)
- List five physical security procedures that Kasuku might adopt to make sure that its information is secure.(Solved)
List five physical security procedures that Kasuku might adopt to make sure that its information is secure.
Date posted: February 7, 2018. Answers (1)
- List and describe briefly FOUR potential benefits, the company is likely to experience in
the adoption of CAD.(Solved)
List and describe briefly FOUR potential benefits, the company is likely to experience in
the adoption of CAD.
Date posted: February 7, 2018. Answers (1)
- Discuss hardware factors for choosing an operating system?(Solved)
Discuss hardware factors for choosing an operating system?
Date posted: February 5, 2018. Answers (1)
- Explain some ways that ambiguity can be introduced when you are overloading functions in a computer program.(Solved)
Explain some ways that ambiguity can be introduced when you are overloading functions in a computer program.
Date posted: February 4, 2018. Answers (1)
- What is wrong with the following C++ prototype?
char *wordwrap(char *str, int size=0, char ch) ;(Solved)
What is wrong with the following C++ prototype?
char *wordwrap(char *str, int size=0, char ch) ;
Date posted: February 4, 2018. Answers (1)