Notes

Home/Notes

July 2020

O Level Computer Science: Software: Operating Systems: Personal Computers

By |2020-07-29T14:16:28+02:00July 29th, 2020|Computer Science, Notes, Ordinary Level Notes|

ZIMSEC O Level Computer Science Notes: Software: Operating System: Personal Computer Operating System 

  • A personal computer operating system is a software which is initially installed in a personal computer which has a role of controlling the operation of a computer and directing the processing of programs as by assigning storage space in memory […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on O Level Computer Science: Software: Operating Systems: Personal Computers

O Level Computer Science: Software: Operating System

By |2020-07-29T13:58:47+02:00July 29th, 2020|Computer Science, Notes, Ordinary Level Notes|

ZIMSEC O Level Computer Science Notes: Software: Operating System 

  • An operating system, or “OS,” is software that communicates with the hardware and allows other programs to run.
  •  It consists of system software, or the fundamental files your computer needs to boot up and function.
  • Every desktop computer, tablet, and smartphone includes an operating system that […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on O Level Computer Science: Software: Operating System

O Level Computer Science: Hardware: Point Of Sale Terminal

By |2020-07-29T13:44:01+02:00July 29th, 2020|Computer Science, Notes, Ordinary Level Notes|

ZIMSEC O Level Computer Science Notes: Hardware: POS 

  •  A point-of-sale (POS) terminal is a hardware system for processing payments at retail locations. 
  • Software to read magnetic strips of credit and debit cards is embedded in the hardware.
  •  It usually consists of the following units for displaying the order total, product weight, etc. and other hardware […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on O Level Computer Science: Hardware: Point Of Sale Terminal

O Level Computer Science: Hardware: Automated Teller Machine

By |2020-07-29T13:32:00+02:00July 29th, 2020|Computer Science, Notes, Ordinary Level Notes|

ZIMSEC O Level Computer Science Notes: Hardware: ATM 

  • An automated teller machine (ATM) is an electronic device that enables customers of financial institutions to perform financial transactions, such as cash withdrawals, deposits, funds transfers, or account information inquiries, at any time and without the need for direct interaction with bank staff.
  • Anyone with a […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on O Level Computer Science: Hardware: Automated Teller Machine

June 2020

O Level Computer Science: Hardware and Software: Introduction

By |2020-07-29T12:58:57+02:00June 27th, 2020|Computer Science, Notes, Ordinary Level Notes|

ZIMSEC O Level Computer Science Notes: Hardware and Software: Introduction 

  • A computer system is made up of two important elements which are hardware and software.
  • A computer is defined as an electronic device capable of accepting data (raw facts and figures)as input, processes (works on it) produces information (data converted into a meaningful […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on O Level Computer Science: Hardware and Software: Introduction

January 2020

AS A Level Business: The Macro-economic And Micro-economic Business Environment

By |2020-01-27T13:48:30+02:00January 27th, 2020|Cambridge AS A Level Business Studies, Notes, ZIMSEC A Level Business Studies, ZIMSEC Business Enterprise Skills|

The Macro-economic […]

Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on AS A Level Business: The Macro-economic And Micro-economic Business Environment

AS A Level Business: Going Private

By |2020-01-27T13:10:31+02:00January 27th, 2020|Cambridge AS A Level Business Studies, Notes, ZIMSEC A Level Business Studies, ZIMSEC Business Enterprise Skills|

Cambridge AS A Level Business Studies/ ZIMSEC Advanced Level Business Studies/ Business Enterprise Skills Notes: Going Private 

  • We have already looked at what it means to go public
  • Going private is the opposite of that
  • Going private is when a company goes from being a public limited company whose shares are available for public trade […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on AS A Level Business: Going Private

AS A Level Business: Going Public

By |2020-01-27T13:06:38+02:00January 27th, 2020|Cambridge AS A Level Business Studies, Notes, ZIMSEC A Level Business Studies, ZIMSEC Business Enterprise Skills|

Cambridge AS A Level Business Studies/ ZIMSEC Advanced Level Business Studies/ Business Enterprise Skills Notes: Going Private 

  • A lot of companies start as private limited countries for various reasons
  • However eventually a lot of companies eventually “go public”
  • Going public-is when a private limited company is converted into a public limited company
  • When a […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on AS A Level Business: Going Public

AS A Level Business: Public Sector Businesses

By |2020-01-27T12:13:33+02:00January 27th, 2020|Cambridge AS A Level Business Studies, Notes, ZIMSEC A Level Business Studies, ZIMSEC Business Enterprise Skills|

Cambridge AS A Level Business Studies/ ZIMSEC Advanced Level Business Studies/ Business Enterprise Skills Notes: Introduction To The Public Sector

  • As said in the introduction to business sectors
  • All business can generally be classified as either belonging to the public sector or private sector
  • A sector is simply a group of businesses that share […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on AS A Level Business: Public Sector Businesses

AS A Level Business: Private Sector Businesses

By |2020-01-27T12:16:07+02:00January 27th, 2020|Cambridge AS A Level Business Studies, Notes, ZIMSEC A Level Business Studies, ZIMSEC Business Enterprise Skills|

Cambridge AS A Level Business Studies/ ZIMSEC Advanced Level Business Studies/ Business Enterprise Skills Notes: Introduction To The Private Sector

  • We pointed out in the introduction to sectors that not all businesses are the same
  • Generally, a business can be either be in the public sector or the private sector
  • Here we will examine […]

    Quick NetOne, Telecel, Africom, And Econet Airtime Recharge

    If anything goes wrong, chat with us using the chat feature at the bottom right of this screen

Comments Off on AS A Level Business: Private Sector Businesses
Go to Top