
Preguntas de Tecnología en Linux y AWS
Authored by Oscar Dinarte
Other
Professional Development
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando en Linux se usa para ver el consumo de CPU y memoria en tiempo real?
ls -l
top
cd /var/log
grep "error" /var/log/syslog
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para reiniciar un servicio en Linux (ej. Apache), ¿cuál es el comando correcto?
systemctl stop httpd
service apache2 restart
kill -9 [PID]
chmod 755 /etc/apache2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué herramienta se utiliza para orquestar contenedores?
Ansible
Kubernetes
Terraform
Jenkins
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En SQL Server, ¿cuál es la sintaxis correcta para realizar un backup completo de una base de datos llamada "ERP"?
BACKUP DATABASE ERP TO DISK = 'C:\backups\ERP.bak'
RESTORE DATABASE ERP FROM DISK = 'C:\backups\ERP.bak'
SELECT * INTO ERP_Backup FROM ERP
DROP DATABASE ERP
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de índice en Oracle mejora el rendimiento de consultas con múltiples columnas?
Índice único
Índice compuesto
Índice de texto
Índice de partición
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para clonar una tabla en MySQL, incluyendo su estructura y datos, se usa:
CREATE TABLE nueva_tabla LIKE tabla_original
CREATE TABLE nueva_tabla AS SELECT * FROM tabla_original
COPY TABLE tabla_original TO nueva_tabla
ALTER TABLE tabla_original RENAME TO nueva_tabla
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En AWS, ¿qué servicio permite ejecutar código sin aprovisionar servidores?
EC2
Lambda
S3
RDS
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