Final Exam Ch. 5 & 7

Question 1

What is software?

Answer 1

A collection of programs

Question 2

What is a program?

Answer 2

Step by step instructions that tells the computer to perform a task

Question 3

El Mohammed compares software and programs with what?

Answer 3

Software = cookbook
Program = receipe

Question 4

What are the 5 functions of the operating system?

Answer 4

1. provides a way for the user to interact with the computer
2. manages the processor or cpu
3. manages the computer systems hardware and peripheral devices
4. manages the memory and storage
5. provides a consistent mean for software applications to work with the cpu

Question 5

el mohammed describes the operating system as one word?

Answer 5

el jefe ( the boss)

Question 6

where are all the software located when the computer is powered off

Answer 6

hard drive

Question 7

what are the 4 steps involved in the boot process

Answer 7

1. cpu activates bios
2. bios conducts power on self test
3. bios loads os to ram
4. configuration and customization settings checked and desktop displays

Question 8

what does bios stand for

Answer 8

basic input/output system

Question 9

when you boot up the machine what is the name of the first screen

Answer 9

desktop

Question 10

what does gui stand for

Answer 10

graphical user interface

Question 11

what is a computer platform

Answer 11

combination of op system and the processor (mac or pc)

Question 12

what is a computer network

Answer 12

two or more computers that are connected via software and hardware so they can communicate with each other

Question 13

what are the main 3 applications in ms-office

Answer 13

ms-word
ms-excel
ms-powerpoint

Question 14

what are the 4 apps in ms-office pro

Answer 14

ms-word
ms-excel
ms-powerpoint
ms-access

Question 15

software can be divided into 2 categories, what are they

Answer 15

system software

application software

Question 16

give examples of system software and application software

Answer 16

system software - windows 8, 7, osx, snow leopard

application software - ms-word, powerpoint, excel

Question 17

system software contains 2 types of programs

Answer 17

operating system - snow leopard, windows 8, 7, osx

utility programs - win zip, virus scan, disk fragementer

Question 18

what is an utility program

Answer 18

a small program that performs many of the general housekeeping tasks for the computer such as system maintance and file compression

Question 19

name 2 operating systems for smart devices

Answer 19

android
windows 8 for phone
ios

Question 20

what is the function of a router

Answer 20

it communicates between networks

Question 21

what is a switch

Answer 21

a device for transmitting data on a network

Question 22

what is a bandwidth

Answer 22

the maximum speed at which data can be transmitted between two nodes on a network

Question 23

what is a throughput

Answer 23

the actual speed of data transfer that is achieved

Question 24

what is nic stands for

Answer 24

network interface card

Question 25

what is the unit of measurement for throughput

Answer 25

megabits per sec (Mbps)

Question 26

what is nic

Answer 26

an expansion card that enables a computer to connect other computers or to a cable modem to facilitate a high speed internet connection

Question 27

what is a node

Answer 27

any device connected to the network

Question 28

what are the types of network configurations from point of view

Answer 28

ring star line

Question 29

what are the types of network configurations from control point of view

Answer 29

p2p (pier to pier) | client-server

Question 30

what are the types of networks form distance point of view

Answer 30

lan - local area network wan - wide area network man - metropolitan area network han - home area network

Question 31

what are 3 disadvantages of having a wireless network

Answer 31

1. slows down throughput 2. wireless signals are more susceptible to interferences from magnetic and electrical sources 3. throughput varies depending on the distance from your networking equipment

Question 32

advantages of having a home network

Answer 32

``` sharing the internet access sharing perhiral (printer, scanner, storage) devices ```