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89 Cards in this Set

  • Front
  • Back
software refers to ....
refers to a set of instructions that tells the computer what to do.
Instruction sets are also called
programs
programs...
provide a means for us to interact with and use the computer, without special computer programing skills
your computer has two basic types of software...
System software and application software
System software ...
helps run the computer and coordinates instructions between application software and the computers hardware device.
System software includes ...
the operating system and utility programs
utility programs are
programs in the operating system that help manage system resources
Application Software
is what you use to do task at home, school, and work.
productivity software
includes programs that enable you to perform various tasks generally required in home, school, and buisness
Word processing software
is most widely used application software
What are the types of data that you can enter into a cell in a worksheet
labels, values, formulas, and functions
labels are
descriptive text that identifies the components of the worksheet
values are
numeric data either typed in directly or entered by the program as a result of a calculation
formulas are
equations that you build yourself using addition, subtraction, multiplication, division, as well as values and cell references.
Functions
are formulas that are preprogrammed into the spreadsheet software. Functions help you with calculations ranging from the simple such as adding groups of number to the complex such as determining monthly loan payments, without needing to know the exact formula.
One or more worksheets make up a ...
workbook
the primary benefit of spreadsheet software is its ability
to recalculate all functions and formulas in the spreadsheet automatically when assumptions are changed.
quickly testing assumptions in the same analysis using automatic recalculation
is called the "what-if" analysis
Presentation software includes
Slide layouts, design templates (theme), and slide transitions
Presentation software allows you to view presentations in different ways
normal or slide view, speaker note, or in slide sorter
Database software is
a complex electronic filing system
traditional databases are organized into
fields, records and tables
Pim software is
personal manager software
this software strives to ...
replace management tools found on a traditional desk, such as a calender, address book, notepad, and to-do list.
Wizards are
step by step guides tat walk you through necessary steps to complete a complicated task
templates are
forms included in many productivity applications that provide a basic structure for a particular kind of document, spreadsheet, or presentation. Templates can include specific page layout designs, special formatting and styles relevant to that particular document, as well as automated tasks.
Macros
are small programs that group series of commands to run as a single command. Macros are best used to automate a routine task or a complex series of commands that must be run frequently.
What is integrated software applications
is a single software program that incorporates the most commonly used tool of many productivity software programs. MIcrosoft works is a isa
SOFTWARE SUITE?
is a group of software programs that have been bundled as a package
System Software...
set of software programs that helps run the computer and coordinates instructions between application software and the computers hardware
System software consists of two primary types of programs
operating system and utility programs
operating system is main program that
controls how your system functions
the os manages the computer's
hardware, including processor
and is also responsible for
management, scheduling, and interaction of tasks as well as system maintenance
First interaction with the Os i
is the user interface
Utility programs
perform many general house keeping task for the computer such as system maintenance and file compression.
RTOS is and does what?
Real time operating system, this machinery is required to perform repetitive series of specific task in an exact amount of time.
What kind of operating system do networks use
A multiuser operating system aka network operating system.
operating system is like a ______ that coordinates the flow of data and information through the computer system
traffic cop
The several functions of an operating system are
to provide a way for the user to interact with the computer, manage the processor, manage memory and storage, manage computer systems hardware, provides consistant means for software applications to work with CPU
The operating system provides a ____ that enables you to interact with the computer.
User interface
Dos operating systems provide a
command driven interface
the command driven interface was improved to a
menu driven interface
Operating systems today use
a GUI or graphical user interface
An interrupt
tells the operating system that it is in need of immediate attention
preemptive multitasking is
when the operating system processes the task assigned a higher priority over one with a lower priority.
Can my system ever run out of Ram space
Ram has limited capacity. the process of optimizing ram storage by borrowing hard drive space is called virtual memory.
what is a device Driver
a dd facilitates the communication betwen the hardware device and the operating system
PNP stands for
plug and play
What is involved in the boot process
basic input/output system (Bios) is activated by powering on the CPU.
The BIOS checks all the attached devices are in place (called power-on self-test) or POST
The operating system is loaded into ram
configuration and customization settings are checked.
CMOS stands for
Complementary metal-oxide semi-conductor, which is a special kind of memory that uses almost no power.
kernal or ... does what?
supervisor program is the essential component of the operating system. It is responsible for managing the processor and all other components of the computer system. Because it stays in RAM the entire time your computer is powered on, the kernal is called memory resident.
The registry contains all the different configurations used by the OS and by other applications. It contains...
the customized settings you put into place, such as mouse speed and the display settings for yor monitor and desktop.
an additional function of an operating system is to enable ...
file management which entails providing organizational structure to the computers contents.
Directories are
hierarchical structure that include files, folders and drives.
A file is a...
collection of related pieces of information stored togethar for easy reference.
The hard drive is represented as the
C drive
the first part of a file name is called the
filename
in a windows application following the filename and after the dot come the
extension or file type
you can determine the location of a file by its
file path
the backslash characters , used by windows are referred to
as path separators.
Moore's Law describes
the pace at which CPU's improves. believed to double every 18th months
CPU stands for
central processing unit
it is very important because it is the ...
Brains of the computer
the CPU is located on the
motherboard
The CPU is composed of two units
the control unit and the ALU or arithmetic logic unit
The series of steps the CPU performs for every program is.
first it fetches he required piece of data or instructions from RAM. Next it decodes the instructions into something the computer can understand, Once decoded it executes the instructions this process is called a machine cycle.
How is the CPU speed measured?
The computer goes through theses machine cycles at a steady and constant pace.
This pace is known as
clock speed
clock speed is controlled by the
system clock
Processor speed is measued in units of
hertz (hz)
hertz means
machine cycles per second
older machines run at sppeeds measured in ..... while newer ones run at speeds measured in ....
megahertz and gigahertz
The amount of Ram sitting on your memory modules in your computer is known as
physical memory
the memory that your operating system uses is referred to as
kernal memory
What does it mean to be memory bound
that is limited in how fast it can send data to the CPU because there is not enough RAM installed--it will become sluggish
Access time is
the time it takes a storage device to locate its stored data and make it available for processing.
Hard Drives have the .....access time of all permanent drives
fastest
the data transfer rate is
the speed at which hard drives transfer data to other computer components
A computer network
is simply two or more computers that are connected via software and hardware so that they can communicate with each other.
devices connected to a network are referred to as
nodes
two ways a network can be controlled
locally or centrally
peer to peer network is the most
common example of a locally controlled network
the most common type of a centrally controlled network is a
client server network
the client in a client server network is
the compute on which users accomplish specific task and maker specific requests
the server is the computer that provides
information or resources to the client computers on the network
LAN stands for
Local Area Network
WAN stands for
Wide Area Network
Data transfer rate is also called
bandwidth, this is the maximum at which data can be transmitted