
PC2023
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
ENRIQUE GARCIA
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si lanzamos 10 tareas y ejecutados "shutdown" ...
Se para todo y el ejecutor finaliza
Se espera a que el ejecutor finalice las tareas
Se mata al ejecutor
Se ejecuta interrupt en todos los hilos del ejecutor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tenemos un ejecutor que permite programar tareas y ejecutados "shutdown":
Se ejecutan las tareas normales, pero las programadas se cancelan
Se ejecutan las tareas normales, y todas las tareas programadas
Se cancelan las tareas normales, pero las programadas se siguen ejecutando
Se cancelan todas las tareas directamente
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si trabajamos con tareas y ejecutor qué necesitamos para tener el resultado de una tarea
Un "futuro"
Un "callable"
Un "runnable"
Nada
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Se puede reiniciar un CountdownLatch?
Si
No
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Si queremos tener métodos que puedan componerse para crear métodos más ponentes. (Son varias opciones)
Synchronized
Cerrojo
Semaforo
Exchanger
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hilo ejecuta la tarea de reinicio de una barrera?
El primer hilo de la barrera
El hilo main
El último hilo en entrar a la barrera
Un hilo de forma aleatoria
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el método Fork-Join, ¿cuál es el orden correcto?
Fork-Join-Compute
Fork-Compute-Join
Compute-Fork-Join
Join-Fork-Compute
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