Quiz de SQL Básico

Quiz de SQL Básico

University

15 Qs

quiz-placeholder

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Quiz de SQL Básico

Quiz de SQL Básico

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Francisco Dores

Used 2+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O que é SQL?

Uma linguagem de programação.

Uma linguagem de manipulação de dados.

Um banco de dados relacional.

Um sistema de gerenciamento de banco de dados.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual destes comandos SQL é usado para selecionar dados de uma tabela?

SELECT

INSERT

UPDATE

DELETE

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o comando para inserir novos dados numa tabela?

ADD

INSERT INTO

PUT

UPDATE

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual a sintaxe correta para selecionar todos os dados de uma tabela chamada "employees"?

SELECT all FROM employees;

SELECT * FROM employees;

GET all FROM employees;

EXTRACT * FROM employees;

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você selecionaria apenas os registros onde a coluna "age" é maior que 30?

SELECT * FROM table WHERE age >= 30;

SELECT * FROM table HAVING age >= 30;

SELECT * FROM table GROUP BY age;

SELECT * FROM table WHERE age > 30;

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual comando SQL retorna a soma de uma coluna numérica chamada "salary"?

SUM(salary);

SELECT SUM(salary) FROM table;

SELECT ADD(salary) FROM table;

TOTAL(salary);

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual consulta retorna o número total de registros de uma tabela chamada "customers"?

SELECT * FROM customers;

SELECT COUNT(*) FROM customers;

SELECT SUM(*) FROM customers;

SELECT TOTAL(*) FROM customers;

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