1 -

let listaGenerica = [];

2 -

let linguagensDeProgramacao = ["JavaScript","C","C++","Kotlin","Python"];

console.log(linguagensDeProgramacao);

3 -

let linguagensDeProgramacao = ["JavaScript","C","C++","Kotlin","Python"];

linguagensDeProgramacao.push("Java","Ruby","GoLang");

console.log(linguagensDeProgramacao);

4 -

let linguagensDeProgramacao = [];

linguagensDeProgramacao.push("Java","Ruby","GoLang");

console.log(linguagensDeProgramacao[0]);

5 -

let linguagensDeProgramacao = [];

linguagensDeProgramacao.push("Java","Ruby","GoLang");

console.log(linguagensDeProgramacao[1]);

6 -

let linguagensDeProgramacao = [];

linguagensDeProgramacao.push("Java","Ruby","GoLang");

console.log(linguagensDeProgramacao[linguagensDeProgramacao.length - 1]);