intro to computer software

Question 1

define software

Answer 1

series of related instructions, organized for a
common purpose, that tells the computer what
tasks to perform and how to perform them

Question 2

categories of computer software

Answer 2

System Software
Application Software
Computer Languages

Question 3

function of system software

Answer 3

controls and maintains the operations of the computer and its devices

Question 4

categories of system software

Answer 4

1. operating system
2. utility programs/tools

Question 5

operating system

Answer 5

Software that controls interaction of user and computer
hardware; and manages allocation of computer resources

Question 6

examples of os

Answer 6

• Microsoft’s Windows
• Apple’s Mac OS
• Apple’s iOS
• Google’s Android

Question 7

categories of application software

Answer 7

desktop app
mobile app
web app

Question 8

types of computer languages

Answer 8

machine language
assembly language
high-level language

Question 9

function of compiler

Answer 9

used to translate a high-level language
program into machine language

Question 10

machine language

Answer 10

binary number codes understood by specific CPU

Question 11

assembly language

Answer 11

mnemonic code that corresponds to machine language instructions

Question 12

high-level language

Answer 12

machine-independent programming language that combines algebraic expressions and English symbols

Question 13

7 phases in SOFTWARE Development Life Cycle (SDLC)

Answer 13

planning
analysis
design
development
integration and testing
implementation
maintenance

Question 14

What happens when you write a program?

Answer 14

when you write a program, the source code is compiled into machine language, linked with library files, and turned into an executable program

Question 15

planning phase

Answer 15

establish a high-level plan of the intended project and determine project goals

Question 16

analysis phase

Answer 16

analyze end-user business requirements and refine project goals into defined
functions and operations of the intended system

Question 17

design phase

Answer 17

describe the desired features and operations of the system including screen layouts, business rules, process diagrams, pseudocode and other documentation

Question 18

development phase

Answer 18

take all of
the detailed design
documents from the
design phase and
transform it to an
actual system

Question 19

integration and testing phase

Answer 19

bring all the project pieces together into a special testing
environment, to test for errors, bugs, and interoperability
and verify that the system meets all of the business
requirements defined in the analysis phase

Question 20

implementation phase

Answer 20

place system into production so users can begin to perform actual business operations with the system

Question 21

maintenance phase

Answer 21

perform changes, corrections, additions, and upgrades to
ensure the system continue to meet the business goals