i woud love to help but i dont understand the language
D. Por el uso de tubos de vacio.
Answer:
The statement is false.
Explanation:
In Laissez-faire Style of group leadership, the members of the group are given all the responsibilities by the leader or the manager. The members of the group take all the decisions and control the working of the group. The manager provides with some guidance or support only when it is asked by the group members.
Answer: In operating system a code segment which accesses some shared variables or resources one at a time atomically such other no other code or process is accessing that resource or variable at the same time.
Entry section code block allows the access to the shared resource or variable and exit section code signals the termination from access to the shared resource or variable.
Explanation:
Entry and exit section codes needs to check certain properties before allowing the access and removal of access to a particular code segment.
These conditions are:
1. Bounded waiting.
2. Mutual exclusion.
3. checking thread execution status to allows other threads to enter the critical section (CS).