
Nodered - S2.1
Authored by Alex Devesa
Other
Professional Development
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tenemos 5 servidores distribuidos en distintos países. Para cada servidor queremos guardar cada minuto las métricas de CPU, RAM y disco. Los metadatos disponibles son: país, identificador del servidor y región.
Modelaría como tags: país, servidor_id, región — y como fields: cpu, ram, disco
Modelaría como tags: cpu, ram, disco — y como fields: país, servidor_id, región
Modelaría como tags: país, cpu, ram — y como fields: servidor_id, disco, región
Modelaría todo como fields: país, servidor_id, región, cpu, ram, disco
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Varios sensores en un edificio envían cada 30 s la temperatura y la humedad junto con un identificador de dispositivo y la sala donde están ubicados.
Tags: temperatura, humedad — Fields: device_id, sala
Tags: device_id, sala — Fields: temperatura, humedad
Tags: device_id, temperatura — Fields: sala, humedad
Fields: device_id, sala, temperatura, humedad
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Recogemos cada petición a nuestra API, guardando servidor (host), código HTTP (status), tiempo de respuesta en ms y tamaño en bytes.
Tags: host, status — Fields: response_time_ms, bytes
Tags: response_time_ms, bytes — Fields: host, status
Tags: host, response_time_ms — Fields: status, bytes
Fields: host, status, response_time_ms, bytes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Registramos cada compra: identificador de transacción, usuario, importe, moneda y estado de la orden (“pendiente”, “pagada”, “cancelada”).
Tags: transaction_id, importe — Fields: user_id, currency, status
Tags: user_id, currency, status — Fields: transaction_id, importe
Tags: transaction_id, user_id — Fields: importe, currency, status
Tags: status, importe — Fields: transaction_id, user_id, currency
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cada 10 s recogemos datos para cada interfaz de un router: el tráfico entrante y saliente (bytes).
Tags: router, interface — Fields: rx_bytes, tx_bytes
Tags: rx_bytes, tx_bytes — Fields: router, interface
Tags: router, rx_bytes — Fields: interface, tx_bytes
Fields: router, interface, rx_bytes, tx_bytes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Varias estaciones meteorológicas envían hora, identificador de estación, país, latitud, longitud, temperatura y velocidad del viento.
Tags: station_id, country, latitude, longitude, — Fields: temperature, wind_speed
Tags: latitude, longitude — Fields: station_id, country, temperature, wind_speed
Tags: station_id, temperature — Fields: country, latitude, longitude, wind_speed
Fields: station_id, country, latitude, longitude, temperature, wind_speed
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