O Level Commerce Quiz
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August 2020
July 2020
O Level Computer Science: Software: Operating Systems: Personal Computers
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 […]
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O Level Computer Science: Software: Operating System
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 […]
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O Level Computer Science: Hardware: Point Of Sale Terminal
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 […]
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O Level Computer Science: Hardware: Automated Teller Machine
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 […]
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January 2020
AS A Level Business: The Macro-economic And Micro-economic Business Environment
- It has been established that businesses do not operate in a vacuum
- It has also been demonstrated that there is an internal and external environment that affects and is affected by the operations of the business
- The business’s environment can also be divided into two important categories:
- The Macro-economic environment
- The Micro-economic environment
The Macro-economic […]
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AS A Level Business: Going Private
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 […]
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AS A Level Business: Going Public
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 […]
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AS A Level Business: Public Sector Businesses
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 […]
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AS A Level Business: Private Sector Businesses
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 […]
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