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Computer Concepts

Learn Computer Concepts in FREE step-by-step lessons.

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After watching the video and reading the pages in the lesson, you should be able to answer these questions.

Write down the answers first. Click the check to check your answer.

All Operating systems have 4 essential managers. What are they? answer

   process, file, memory, device

A ______ is an area of memory that stores the only copy of data. answer

   buffer

A ______ is an area of very fast memory that is associated with the processor. answer

   cache

A _____ is a necessary component of limited availability. answer

   resource

The one process that is active all the time is the ______ answer

   kernel

When two or more actions are each waiting for the other to finish and neither can finish because it is waiting for the other it is called a _____ answer

   deadlock

The OS allocates resources. The resources that the OS uses are called _____ answer

   overhead

CPU stands for _____ _____ ______ answer

   central processing unit

The ______ ______ sets permissions so some users can only see certain files. answer

   file manager

______ storage is lost when the computer is turned off. answer

   Volatile

Operating systems are found on _____ computers. answer

   Almost all.
Not all computers have operating systems.
The computer that controls the microwave oven in your kitchen,

What manages the hardware and software resources of the system? answer

   operating system

What type of operating system do most people use on their desktop and laptop computers today? answer

   Single-user, multi-tasking

What is the first steps that occurs when you turn on the power to a computer? answer

   The power-on self test checks the CPU, memory and BIOS for errors.

Tthe operating system controls and schedules _______ for execution by the CPU answer

   processes

Please review the material for any questions you miss.