Question 20 Given: public enum VertebrateType ( } } public class Vertebrate ( Amphibian, Bird, Fish, { Mammal, Reptile }; Vertebrate[] animals = new Vertebrate("mouse", VertebrateType.Mammal, 1), new Vertebrate("dog", VertebrateType.Mammal, 4), new Vertebrate("cat", VertebrateType.Mammal, 3), new Vertebrate("guppy", VertebrateType.Fish, 1), new Vertebrate("cobra", VertebrateType.Reptile, 5), new Vertebrate("frog", VertebrateType.Amphibian, 2), new Vertebrate("parrot", VertebrateType.Bird, 10), new Vertebrate("robin", VertebrateType.Bird, 3), new Vertebrate("python", VertebrateType.Reptile, 7) public string Type; public VertebrateType VertebrateType; public int age; // other code for constructor, methods, etc. Which LINQ statement retrieves Mammals that are less than 4 years old ordered by age from oldest to youngest? O select animal from animals where animal.age < 4 order by age desc; O from animal in animals where animal.VertebrateType == VertebrateType.Mammal && animal.age < 4 orderby animal.age descending select animal; O from animal in animals where animal.VertebrateType == VertebrateType.Mammal and animal.age < 4 orderby animal.age descending select animal; O select Mammals were age < 4 order by age desc; Question 21 The following variable is declared in C#: string myString = "9"; Which of the following is the correct way to convert the string to an integer type? O int myint - Int32.Parse(myString); O int myint - Int(myString); O int mylnt myString.Tolnt(); O int mylnt = (Int)myString:
Question 20 Given: public enum VertebrateType ( } } public class Vertebrate ( Amphibian, Bird, Fish, { Mammal, Reptile }; Vertebrate[] animals = new Vertebrate("mouse", VertebrateType.Mammal, 1), new Vertebrate("dog", VertebrateType.Mammal, 4), new Vertebrate("cat", VertebrateType.Mammal, 3), new Vertebrate("guppy", VertebrateType.Fish, 1), new Vertebrate("cobra", VertebrateType.Reptile, 5), new Vertebrate("frog", VertebrateType.Amphibian, 2), new Vertebrate("parrot", VertebrateType.Bird, 10), new Vertebrate("robin", VertebrateType.Bird, 3), new Vertebrate("python", VertebrateType.Reptile, 7) public string Type; public VertebrateType VertebrateType; public int age; // other code for constructor, methods, etc. Which LINQ statement retrieves Mammals that are less than 4 years old ordered by age from oldest to youngest? O select animal from animals where animal.age < 4 order by age desc; O from animal in animals where animal.VertebrateType == VertebrateType.Mammal && animal.age < 4 orderby animal.age descending select animal; O from animal in animals where animal.VertebrateType == VertebrateType.Mammal and animal.age < 4 orderby animal.age descending select animal; O select Mammals were age < 4 order by age desc; Question 21 The following variable is declared in C#: string myString = "9"; Which of the following is the correct way to convert the string to an integer type? O int myint - Int32.Parse(myString); O int myint - Int(myString); O int mylnt myString.Tolnt(); O int mylnt = (Int)myString:
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 20
Given:
public enum VertebrateType
{
}
Amphibian,
Bird,
Fish,
Mammal,
Reptile
public class Vertebrate
{
public string Type;
public VertebrateType VertebrateType;
public int age;
// other code for constructor, methods, etc.
}
Vertebrate[] animals =
new Vertebrate("mouse", VertebrateType.Mammal, 1),
new Vertebrate("dog", VertebrateType.Mammal, 4),
{
new Vertebrate("cat", VertebrateType.Mammal, 3),
new Vertebrate("guppy", VertebrateType.Fish, 1),
new Vertebrate("cobra", VertebrateType.Reptile, 5),
new Vertebrate("frog", VertebrateType.Amphibian, 2),
new Vertebrate("parrot", VertebrateType.Bird, 10),
new Vertebrate("robin", VertebrateType.Bird, 3),
new Vertebrate("python", VertebrateType. Reptile, 7)
Which LINQ statement retrieves Mammals that are less than 4 years old ordered by age from oldest to youngest?
O select animal from animals where animal.age < 4 order by age desc;
O from animal in animals where animal.VertebrateType == VertebrateType.Mammal && animal.age < 4 orderby animal.age descending select animal;
O from animal in animals where animal.VertebrateType == VertebrateType.Mammal and animal.age < 4 orderby animal.age descending select animal;
O select Mammals were age < 4 order by age desc;
Question 21
The following variable is declared in C#:
string myString = "9";
Which of the following is the correct way to convert the string to an integer type?
O int myint Int32.Parse(myString);
O int mylnt Int(myString);
O int mylnt = myString.Tolnt();
O int mylnt = (Int)myString:](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F144c1d07-6061-4ec1-9a69-e8593bc92d59%2Fdea2d17b-0168-4068-a4e2-661705377dcd%2F082rneg_processed.png&w=3840&q=75)
Transcribed Image Text:D
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Question 20
Given:
public enum VertebrateType
{
}
Amphibian,
Bird,
Fish,
Mammal,
Reptile
public class Vertebrate
{
public string Type;
public VertebrateType VertebrateType;
public int age;
// other code for constructor, methods, etc.
}
Vertebrate[] animals =
new Vertebrate("mouse", VertebrateType.Mammal, 1),
new Vertebrate("dog", VertebrateType.Mammal, 4),
{
new Vertebrate("cat", VertebrateType.Mammal, 3),
new Vertebrate("guppy", VertebrateType.Fish, 1),
new Vertebrate("cobra", VertebrateType.Reptile, 5),
new Vertebrate("frog", VertebrateType.Amphibian, 2),
new Vertebrate("parrot", VertebrateType.Bird, 10),
new Vertebrate("robin", VertebrateType.Bird, 3),
new Vertebrate("python", VertebrateType. Reptile, 7)
Which LINQ statement retrieves Mammals that are less than 4 years old ordered by age from oldest to youngest?
O select animal from animals where animal.age < 4 order by age desc;
O from animal in animals where animal.VertebrateType == VertebrateType.Mammal && animal.age < 4 orderby animal.age descending select animal;
O from animal in animals where animal.VertebrateType == VertebrateType.Mammal and animal.age < 4 orderby animal.age descending select animal;
O select Mammals were age < 4 order by age desc;
Question 21
The following variable is declared in C#:
string myString = "9";
Which of the following is the correct way to convert the string to an integer type?
O int myint Int32.Parse(myString);
O int mylnt Int(myString);
O int mylnt = myString.Tolnt();
O int mylnt = (Int)myString:
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