SYSTEM ESSENTIALS EXAM TESTBANK, PREP Q&A AND A
NEW UPDATED STUDY GUIDE ACCURATE EXAM
COMPLETE REAL QUESTIONS AND CORRECT DETAILED
ANSWERS (CORRECT VERIFIED SOLUTIONS) LATEST
UPDATED VERSION |ALL YOU NEED FOR A GUARANTEED
PASS A+ (BRAND NEW!) FULL REVISED
network server systems
answer-designed and named for a specific purpose such as
database servers, web servers, and print servers
real-time systems
answer- designed to direct CPU access immediately when
needed or required
embedded control systems
answer- specialized operating systems designed to control
single piece of equipment or machinery
,distributed systems
answer- geared toward allocating process power,
programs, files, and databases to network users.
Application Software
Answer- software program that helps you use the
computer to do particular tasks
Drivers
Answer- instructs a particular OS on how to access a
piece of hardware
version
answer- particular revision of a piece of software,
normally described by a number that tells you how new
the product is in relation to other versions of the product
,source code
answer- actual code that defines how a piece of software
works
open source
answer- software that is created for free use by everyone
closed source
answer- source code that is highly protected and only
available to trusted employees and carefully vetted
contractors
Graphical User Interface (GUI)
Answer- A visual display on a computer's screen that
allows you to interact with your computer more easily by
clicking graphical elements
, network
answer- a group of two or more computer systems linked
together
Cooperative multitasking
Answer- when the operating system processes the task
assigned a higher priority before processing a task that
has been assigned a lower priority
preemptive multitasking
answer- When the operating system processes the task
assigned a higher priority before processing a task that
has been assigned a lower priority.
Multithreading
Answer- allows different parts of a single program to run
concurrently