Process Synchronization Sec 05

For cooperating process, _________ process produces information that is consumed by a ___________ process.

• consumer, producer

• producer, consumer

• independent, consumer

• cooperating, consumer

Process synchronization can be done on

•  hardware level
• software level
  
  
• both hardware and software level
  
  
• none of the mentioned

When several processes access the same data concurrently and the outcome of the execution depends on the particular order in which the access takes place, is called

• dynamic condition
• race condition
  
  
• essential condition
  
  
• critical condition

Which process can be affected by other processes executing in the system?

•  cooperating process
• child process
• parent process
• init process

Which one of the following is a synchronization tool?

• thread
• pipe
• semaphore
  
  
• socket

If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called

• mutual exclusion
  
  
• critical exclusion
  
  
• synchronous exclusion
  
  
• asynchronous exclusion

When two process executing ___________ and trying to access the _______ global variable, this is a __________.

• simultaneously, same, race condition

• simultaneously, different, race condition

• concurrently, same, producer-consumer problem

• concurrently, different, producer-consumer problem

A web server provides HTML files which is received by the client web browser requesting the resource. Here, __________ is the producer and _________ is the consumer.

• HTML file, web server

• web server, HTML files

• web browser, web server

• web server, web browser

To enable producer and consumer to execute concurrently, a buffer must be used. What is the buffer for?

• For producer to put data while consumer access it

• For consumer to put data while producer access it

• For producer to run data while consumer retrieve it

• For consumer to run data while producer retrieve it

Buffer works as a shared memory, and counter keeps track of the number of full buffers. Counter is ________ by the ________ after it produces a new buffer, and is ________ by the ________ after it consumes a buffer.

• decremented, producer, incremented, consumer

• decremented, consumer, incremented, producer

• incremented, producer, decremented, consumer

• incremented, consumer, decremented, producer