OS-4

The potential performance benefits of a multicore organization depend on the ability to effectively exploit the parallel resources available to the application.

• true

• false

Windows is an example of a kernel-level thread approach.

• true

• false

As a default, the kernel dispatcher uses the policy of hard affinity in assigning threads to processors.

• true

• false

Any alteration of a resource by one thread affects the environment of the other threads in the same process

• true

• false

On a uniprocessor, multiprogramming does not enable the interleaving of multiple threads within multiple processes.

• true

• false

__________ are characterized by the presence of many single-threaded processes.

• Multiprocess applications

• Java applications

• Multiinstance applications

• Multithreaded native applications

A __________ is an entity corresponding to a user job or application that owns resources such as memory and open files.

• kernel

• thread

• process

• task

A thread enters the _________ state, after waiting, if it is ready to run but the resources are not available.

• Terminated

• Standby

• Waiting

• Transition

The __________ state is when the thread has terminated.

• zombie

• orphan

• parent

• free

The traditional approach of a single thread of execution per process, in which the concept of a thread is not recognized, is referred to as a __________ .

• task

• resource

• single threaded approach

• light weight process