Intro To
Operating Systems
Operating Systems
A chip that holds software that is used to start the computer.
What is ROM?
Main memory is also known as ____.
What is Random Access Memory or RAM?
In ____ systems, deadlocks can cause critical situations.
What are Real-time?
The advent of optical discs was made possible by developments in ____ technology.
What is a laser?
For batch jobs, the time from the submission of the job until its output is returned to the user is called ____ time.
What is turnaround?
The practice of using Internet-connected resources to perform processing, storage, or other operations.
What is Cloud Computing?
In a single-user system, jobs are processed ____.
What is Sequentially or In order?
In printing systems using ____, a disk accepts output from several users and acts as a temporary storage area for all output until the printer is ready to accept it.
What is spooling?
____ control the transfer of information between the disk drives and the rest of the computer system.
What are disk drive interfaces?
Bottlenecks tend to develop ____.
What is when resources reach their capacity?
____ is where the data and instructions of a computer must reside to be processed.
What is Main Memory?
In demand paging, pages are ____ between main memory and secondary storage.
What is swapped?
____ semaphores are used in the producer and consumer problem.
What are three?
Many computer users and some operating systems call subdirectories ____.
What are folders?
____ is a measure of how much each resource is contributing to the overall operation of the system.
What is resource utilization?
The efficiency of a batch system is measured in ____, which is the number of jobs completed in a given amount of time.
What is Throughput?
In demand paging, when an excessive number of pages are moved back and forth between main memory and secondary storage, it is called ____.
What is Thrashing?
A computer system that can support jobs that use multiple processors to execute sets of instructions in parallel is referred to as a ____ system.
What is concurrent process?
Although a user directory is treated as a file, it is flagged to indicate to the File Manager that this file is really a ____ whose records are filenames that point to files.
What is subdirectory?
A negative feedback loop mechanism monitors the system and, when it becomes too congested, signals the Job Scheduler to ____.
What is slow down process arrival rate?
A system with ____ divides programs into parts and keep them in secondary storage, bringing each part into memory only as it is needed.
What is Virtual Memory?
The first-come, first-served (FCFS) algorithm is fine for most ____ systems.
What are batch systems?
When using the WAIT and SIGNAL operations, ____ sets the process’s process control block to the blocked state and links it to the queue of processes waiting to enter this particular critical region.
What is wait?
A(n) ____ contains a list of files, each of which is associated with the names of users who are allowed to access it and the type of access each user is permitted.
What are access control list?
Deployment software falls into two groups: ____ software.
What are agent-based and agentless?