Quiz: TypeScript. Basic Types and Variable Declarations.

Pregunta 1 de 5

1

Please select correct basic types that are available in TypeScript:

Selecciona una de las siguientes respuestas posibles:

number, null, binary, string, boolean
string, boolean, enum, null, never
boolean, char, string, number
boolean, number, int, enum, void

Explicación

Pregunta 2 de 5

1

Please select correct TypeScript variable declarations. Choose all that apply.

Selecciona una o más de las siguientes respuestas posibles:

x = "My String";
let z = "My String";
let a: string = "My String";
let myAge: int = 25;
let c as string = "My String";
let b = ("My String" as string);

Explicación

Pregunta 3 de 5

1

let variable declaration is accessible anywhere within their containing function, module, namespace, or global scope.

Selecciona uno de los siguientes:

VERDADERO
FALSO

Explicación

Pregunta 4 de 5

1

Please use drag and drop to make sure that variable sentence contains the following string: "Hello, my name is Joe Bloggs. I'm 44 years old."

let myName = "Joe Bloggs";
let myAge: number = 44;

let sentence: string = `Hello, my name is ❌. I'm ❌ years old.`;

Arrastra y suelta para completar el texto.

{myName}

{$myName}

${myName}

$myName

$myAge.toString()

${myAge}

{$myAge.toString()}

{$myAge}

Explicación

Pregunta 5 de 5

1

The following code will output in the console:

enum make { Audi = 100, BMW = 200, Citroen=300, Ford, Holden, Hyundai, Jaguar, Kia, Lada }

let myCarMake: make = make.Ford;

console.info(myCarMake.toString());

Selecciona una de las siguientes respuestas posibles:

Ford
400
301
syntax error

	Creado por Levon Badalian hace más de 7 años

Information Technology Test sobre Quiz: TypeScript. Basic Types and Variable Declarations., creado por Levon Badalian el 25/04/2017.

Quiz: TypeScript. Basic Types and Variable Declarations.

Quiz: TypeScript. Basic Types and Variable Declarations.

Pregunta 1 de 5

Please select correct basic types that are available in TypeScript:

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 2 de 5

Please select correct TypeScript variable declarations. Choose all that apply.

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 3 de 5

let variable declaration is accessible anywhere within their containing function, module, namespace, or global scope.

Selecciona uno de los siguientes:

Explicación

Pregunta 4 de 5

Please use drag and drop to make sure that variable sentence contains the following string: "Hello, my name is Joe Bloggs. I'm 44 years old." let myName = "Joe Bloggs"; let myAge: number = 44; let sentence: string = `Hello, my name is ❌. I'm ❌ years old.`;

Arrastra y suelta para completar el texto.

Explicación

Pregunta 5 de 5

The following code will output in the console: enum make { Audi = 100, BMW = 200, Citroen=300, Ford, Holden, Hyundai, Jaguar, Kia, Lada } let myCarMake: make = make.Ford; console.info(myCarMake.toString());

Selecciona una de las siguientes respuestas posibles:

Explicación

Please use drag and drop to make sure that variable sentence contains the following string: "Hello, my name is Joe Bloggs. I'm 44 years old."

let myName = "Joe Bloggs";
let myAge: number = 44;

let sentence: string = `Hello, my name is ❌. I'm ❌ years old.`;

The following code will output in the console:

enum make { Audi = 100, BMW = 200, Citroen=300, Ford, Holden, Hyundai, Jaguar, Kia, Lada }

let myCarMake: make = make.Ford;

console.info(myCarMake.toString());