How many line(s) should be changed/added to make class Res-Visitors a emplate class? nswer: class Res_Visitors public: int vis[100]; int count;01010101111110 }; iTc 111101101 001010 1010101010101 Res Visitors(); int getCount(); void addVisitor(int v); void print(); Which of the following is correct about pairs? (Select all that apply) a. Pair can be assigned, copied and compared. The array of objects allocated in a map or hash_map are of type 'pair' by default in which all the 'second' elements are unique keys associated with their 'first' value objects. b. The pair container is a simple container consisting of two data elements or objects. c. The first element is referenced as 'first' and the second element as 'second' and the order is fixed (first, second). d. Pair is used to combine together two values which should be different in type. e. Pairs provide a way to store objects that must be heterogeneous as a single unit. f. We use the same member access operator that is used in classes to access elements in pairs. g. They are hard to sort comparing to structures. What is the purpose of prototypes in classes? (Select all that apply) a. Improve memory optimization. b. Assist in the building process. c. Hide the detailed implementation. d. Prototypes are useless. e. Assist in linker process. f. To reduce class size. 101 010101111110 010101010101 11010101010 01011001
How many line(s) should be changed/added to make class Res-Visitors a emplate class? nswer: class Res_Visitors public: int vis[100]; int count;01010101111110 }; iTc 111101101 001010 1010101010101 Res Visitors(); int getCount(); void addVisitor(int v); void print(); Which of the following is correct about pairs? (Select all that apply) a. Pair can be assigned, copied and compared. The array of objects allocated in a map or hash_map are of type 'pair' by default in which all the 'second' elements are unique keys associated with their 'first' value objects. b. The pair container is a simple container consisting of two data elements or objects. c. The first element is referenced as 'first' and the second element as 'second' and the order is fixed (first, second). d. Pair is used to combine together two values which should be different in type. e. Pairs provide a way to store objects that must be heterogeneous as a single unit. f. We use the same member access operator that is used in classes to access elements in pairs. g. They are hard to sort comparing to structures. What is the purpose of prototypes in classes? (Select all that apply) a. Improve memory optimization. b. Assist in the building process. c. Hide the detailed implementation. d. Prototypes are useless. e. Assist in linker process. f. To reduce class size. 101 010101111110 010101010101 11010101010 01011001
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
100%
![How many line(s) should be changed/added to make class Res-Visitors a
template class?
Answer:
class Res_Visitors
public:
};
int vis[100];
10101010101011
int count, 01010101111110
101
110
Res_Visitors();
int getCount();
void addVisitor(int v);
void print();
00101
111101101
Which of the following is correct about pairs? (Select all that apply)
a. Pair can be assigned, copied and compared. The array of objects
allocated in a map or hash_map are of type 'pair' by default in which all
the 'second' elements are unique keys associated with their 'first' value
objects.
b. The pair container is a simple container consisting of two data elements
or objects.
c. The first element is referenced as 'first' and the second element as
'second' and the order is fixed (first, second).
d. Pair is used to combine together two values which should be different in
type.
e. Pairs provide a way to store objects that must be heterogeneous as a
single unit.
f. We use the same member access operator that is used in classes to
e mem
access elements in pairs.
g. They are hard to sort comparing to structures.
ose of
What is the purpose of prototypes in classes? (Select all that apply)
a. Improve memory optimization.
b. Assist in the building process.
c. Hide the detailed implementation.
d. Prototypes are useless.
e. Assist in linker process.
f. To reduce class size.
1101
010101111110
1010101010101
111010101010
01011001](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcabf5d8c-6fd0-4886-a536-1be136a00c6c%2F82b54bdb-e485-41ad-a21d-e262d3a7607c%2Fs4mpaw_processed.jpeg&w=3840&q=75)
Transcribed Image Text:How many line(s) should be changed/added to make class Res-Visitors a
template class?
Answer:
class Res_Visitors
public:
};
int vis[100];
10101010101011
int count, 01010101111110
101
110
Res_Visitors();
int getCount();
void addVisitor(int v);
void print();
00101
111101101
Which of the following is correct about pairs? (Select all that apply)
a. Pair can be assigned, copied and compared. The array of objects
allocated in a map or hash_map are of type 'pair' by default in which all
the 'second' elements are unique keys associated with their 'first' value
objects.
b. The pair container is a simple container consisting of two data elements
or objects.
c. The first element is referenced as 'first' and the second element as
'second' and the order is fixed (first, second).
d. Pair is used to combine together two values which should be different in
type.
e. Pairs provide a way to store objects that must be heterogeneous as a
single unit.
f. We use the same member access operator that is used in classes to
e mem
access elements in pairs.
g. They are hard to sort comparing to structures.
ose of
What is the purpose of prototypes in classes? (Select all that apply)
a. Improve memory optimization.
b. Assist in the building process.
c. Hide the detailed implementation.
d. Prototypes are useless.
e. Assist in linker process.
f. To reduce class size.
1101
010101111110
1010101010101
111010101010
01011001
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