Basic Concepts Of Computing

Question 1

Refers to all the parts within the computer we can physically touch
Eg. Keyboard, cables, and monitor

Answer 1

Hardware

Question 2

Refers to all the programs, sets of instructions, that tell the computer what to do

Answer 2

Software

Question 3

A multi-purpose electronic tool that can receive data (input), can process the data, produce results and output the results

Answer 3

Computer

Question 4

Raw, unprocessed facts

Answer 4

Data

Question 5

Software that is used to do productive work and accomplish specific tasks

Answer 5

Application software

Question 6

The way of getting both data and instructions into the computer

Answer 6

Input

Question 7

Specialized software and hardware designed to be used at a till point. It manages stick and creates reports (such as a till slip) when stock is sold to customers

Answer 7

POS system (point of sale system)

Question 8

The programming code used to develop a specific application

Answer 8

Source code

Question 9

Software that is used to control and maintain your computer

Eg. Windows 7-10 and apple os

Answer 9

System software

Question 10

Shareware

Answer 10

Software that is distributed freely, but either it can only be used for a limited time, or limited capabilities are available. Also you don’t receive the source code

Question 11

A term used to refer to all the technology involved with the collecting, processing, and storing of data/information

Answer 11

Information technology

Question 12

Open source code (OSS)

Answer 12

Software made available with a license that allows you to access and modify the source code, but not sell the software

Question 13

The result of processing data and it should be useful meaningful

Answer 13

Information

Question 14

Proprietary software

Answer 14

Software developed by a certain software house. Users have to pay a license fee to be allowed to use the software. No access to the source code is provided

Question 15

Shrink wrap

Answer 15

What you buy in stores, software in boxes sealed with shrink wrap. It can’t be copied and only used on 1 computer

Question 16

Freeware

Answer 16

Download and share with your friends, but you don’t get the source code

Question 17

Advantages and disadvantages of open source software

Answer 17

Advantage: no cost, access to source code, freedom to change the code to suit your own needs, and access to community
Disadvantages: no one held responsible for glitches and mess ups, risk of poor support, higher skill needed to bring out full potential, varieties of the same software could appear

Question 18

How to securely store, manage, and retrieve such large amounts of data

Answer 18

Data warehousing

Question 19

How to process and analyse this data looking for valuable information you didn’t even know was there

Answer 19

Data mining

Question 20

List of powerful devices from strongest to weakest

Answer 20

Servers
Desktops
Laptops, notebooks, and tablet pc's
Netbooks and consumer tablets
Smartphones

Question 21

Advantages and disadvantages of computers

Answer 21

Advantages: don’t get tired, fast and accurate, multi-purpose

Disadvantages: expensive, can’t think, and needed skilled programmers

Question 22

Why do we need both storage and memory in a computer

Answer 22

Storage is used to save all the files and programs that we need that we are not currently working on, memory is where all the instructions are stored when we are working on, programs and data can’t be worked on unless they are temporarily loaded in memory

Question 23

Executes the instructions within the computer and processes the data, as well as managing and controlling all the other parts of a computer

Answer 23

CPU

Question 24

What makes one computer more powerful than another?

Answer 24

Size of memory
Amount of storage
Speed and performance of the cpu(s)

Question 25

Name 3 types of portable pc’s

Answer 25

Laptop,nnetbook, and tablet pc

Question 26

Allow for feedback from the computer

Eg. Screen, printer, and speaker

Answer 26

Output devices