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Computer Science JSS2 Week 7 Topic: CONVERSION OF NUMBER BASE SYSTEM DECIMAL TO BINARY CONVERSION To convert a decimal number to its binary equivalent, follow these five steps Step 1 The decimal number is divided by 2 (base of binary number) Step 2 The reminder is written in the one place Step 3 the result is again […]
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Computer Science JSS2 Week 1 Topic: THE INTERNET THE INTERNET Internet is defined as a global electronic communication network. It is one of the largest networks that link trillions of computers all over the world. You can access this network via communication devices and media such as modems, cable, telephone lines and satellite. The Internet
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Computer Science JSS2 Week 4 Topic: SOFTWARE DEFINITION Software can be defined as instruction and association data that directs the computer to accomplish a task, sometimes the term refers to a single program but often the term refers to collections of program and data that are packed together. Software are the applications and programming instructions that tell your
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Computer Science JSS2 Week 4 Topic: ICT AS A TRANSFORMATIONAL TOOL INFORMATION COMMUNICATION TECHNOLOGY (ICT) ICT – ICTs stand for Information and Communication Technologies and are defined, for the purposes, as a “diverse set of technological tools and resources used to communicate, and to create, disseminate, store, and manage information.” These technologies include computers, the Internet, broad casting
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Computer Science JSS2 Week 4 Topic: ABUSE OF THE INTERNET Internet abuse refers to improper use of the internet and may include: Computer Crime – or cybercrime, is any crime that involves a computer and a network. Use of computers for criminal activity. Cyber-bullying – Use of the internet to bully and intimidate. The use
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Computer Science JSS2 Week 5 Topic: E-MAIL (Electronic Mail) E-MAIL (Electronic Mail) Electronic mails enable us to exchange message with people around the world, including friends, family members, colleagues, customers and even people you meet on the internet. E-mail is an exciting feature of the internet as we can send and receive message over long
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Topic: OPERATING SYSTEM DEFINITION An operating system (sometimes abbreviated as “OS”) is the program that, after being initially loaded into the computer by a boot program, manages all the other programs in a computer. The other programs are called applications or application programs. The application programs make use of the operating system by making requests for
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Computer Science,JSS 1, Week 4 Topic: Computer Ethics Computer Ethics Computer ethics can be defined as a set of moral principle that requires the use of computer. It deals with how computer professional should make decision regarding professionals and social conduct. Computer ethics are rules that govern the use of a computer system. Ethics deals
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Computer Science JSS2 Topic: BASIC LANGUAGE BASIC LANGUAGE/SIMPLE LANGUAGE A computer language is a special language understood by a computer. It consists of various commands that we give to the computer to do any work. BASIC (an acronym for Beginner’s All-purpose Symbolic Instruction Code) is a family of general-purpose, high-level programming languages whose design philosophy emphasizes ease of
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Computer Science JSS2 Week 6 Topic: NUMBER BASE SYSTEM NUMBER BASE A computer or any digital system works in a binary manner. The main number systems used in digital hardware are as follows. DECIMAL NUMBER SYSTEM The decimal number system (base10) number system has ten as it base. It uses various symbols called digit for ten distinct value
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