Podcast
Questions and Answers
What are the three main components of a computer system?
What are the three main components of a computer system?
Which generation of computers used vacuum tubes for circuitry and magnetic drums for memory?
Which generation of computers used vacuum tubes for circuitry and magnetic drums for memory?
What replaced vacuum tubes in the second generation of computers?
What replaced vacuum tubes in the second generation of computers?
What was the major advancement in the third generation of computers?
What was the major advancement in the third generation of computers?
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What made computers accessible to a mass audience for the first time?
What made computers accessible to a mass audience for the first time?
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What generation of computers saw the development of GUIs, the mouse, and hand-held devices?
What generation of computers saw the development of GUIs, the mouse, and hand-held devices?
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Which component is considered one of the most important within a computer?
Which component is considered one of the most important within a computer?
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What is the purpose of a Modem in a computer system?
What is the purpose of a Modem in a computer system?
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What type of network is used for online gaming, online marketing, and information sharing?
What type of network is used for online gaming, online marketing, and information sharing?
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Which software type is used once the operating system has been loaded?
Which software type is used once the operating system has been loaded?
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The 4th generation computers saw the development of GUIs, the mouse, and hand-held devices.
The 4th generation computers saw the development of GUIs, the mouse, and hand-held devices.
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5th generation computing devices based on AI are fully developed and widely used.
5th generation computing devices based on AI are fully developed and widely used.
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Mini & mainframe computers are typically used by small organizations for standalone operations.
Mini & mainframe computers are typically used by small organizations for standalone operations.
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The bit is the smallest unit of measurement for a computer's memory.
The bit is the smallest unit of measurement for a computer's memory.
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The CPU (central processing unit) is not considered one of the most important components within a computer.
The CPU (central processing unit) is not considered one of the most important components within a computer.
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The equipment associated with a computer system is known as software.
The equipment associated with a computer system is known as software.
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First-generation computers were inexpensive and energy-efficient.
First-generation computers were inexpensive and energy-efficient.
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Third-generation computers were the first to become accessible to a mass audience.
Third-generation computers were the first to become accessible to a mass audience.
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Transistors replaced vacuum tubes in the first generation of computers.
Transistors replaced vacuum tubes in the first generation of computers.
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Integrated circuits miniaturized transistors and increased the speed and efficiency of computers in the third generation.
Integrated circuits miniaturized transistors and increased the speed and efficiency of computers in the third generation.
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What components make up a computer system?
What components make up a computer system?
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What major advancement occurred in the second generation of computers?
What major advancement occurred in the second generation of computers?
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What technological development made computers accessible to a mass audience for the first time?
What technological development made computers accessible to a mass audience for the first time?
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What were the primary components used in the first generation of computers for circuitry and memory?
What were the primary components used in the first generation of computers for circuitry and memory?
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What programming languages were commonly used in the second generation of computers?
What programming languages were commonly used in the second generation of computers?
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What are some examples of input devices for a computer?
What are some examples of input devices for a computer?
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How is computer memory measured, and what is the relationship between them?
How is computer memory measured, and what is the relationship between them?
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What are some examples of application software?
What are some examples of application software?
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What are LAN and WAN, and what are their primary differences?
What are LAN and WAN, and what are their primary differences?
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What are some reasons for using a network, and how are networks used in daily life?
What are some reasons for using a network, and how are networks used in daily life?
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The equipment associated with a computer system is called ______.
The equipment associated with a computer system is called ______.
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An electronic device that manipulates information or data is a ______.
An electronic device that manipulates information or data is a ______.
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First Generation (1940-1956) used vacuum tubes for circuitry, magnetic drums for memory, and were often ______, taking up entire rooms.
First Generation (1940-1956) used vacuum tubes for circuitry, magnetic drums for memory, and were often ______, taking up entire rooms.
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Transistor replaced vacuum tubes, allowing computers to become smaller, faster, cheaper, more energy-efficient and more reliable than their ______.
Transistor replaced vacuum tubes, allowing computers to become smaller, faster, cheaper, more energy-efficient and more reliable than their ______.
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Integrated circuit was used, transistor was miniaturized and placed on silicon chips, called semiconductors, which increased the speed and efficiency of ______.
Integrated circuit was used, transistor was miniaturized and placed on silicon chips, called semiconductors, which increased the speed and efficiency of ______.
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Fourth generation (1971-1995) 1. Microprocessors were used, what in the first generation filled an entire room could now fit in the palm of the hand. 2. 4th generation ______s also saw the development of GUIs, the mouse and hand-held device. ………………………………………………. 5th generation (1995-until now) AI “Artificial intelligence’’ 1. 5th gen computing devices, based on AI, are still in development, though there are some applications, such as voice recognition, that are being used today. …………………………………………………… Different between (mini & mainframe ______ VS Personal ______) mini & mainframe ______ Very powerful Used by large organization such as Bank to control the entire business Very expensive Personal ______ Easy to use Used as stand-alone ______s Or in network Cheap …………………………………………………… Hardware components: 1. Input Devices - A keyboard and mouse are the standard way to interact with a PC. Input devices such as: The mouse The keyboard Tracker balls Scanners Touchpad Light pens Joysticks 2. Output Devices - The monitor is how the PC sends information back to you. Output devices such as: VDU Printers Plotter Speaker Speech synthesizers Storage device ……………………………………………………. How PC memory is measured: 1. 2. 3. 4. 5. Bit: all PCs work on a binary numbering system, they process data in one or zero called bit Byte: consist of 8 bites Kilobyte: consist of 1024 bytes Megabyte: consist of 1024 kilobytes Gigabyte: consist of 1024 megabytes …………………………………………………. Hardware component CPU (central processing unit): is normally an Intel Pentium and it is one of the most important components within a ______. 600 MHz is much faster than a 400 MHz …………………………………………………. Some of the factors that impact on a ______’s performance: CPU speed RAM size Hard disk speed and Capacity …………………………………………………. Operating systems software: Is a special type of program that loads automatically when you start your ______. …………………………………………………. Software component: Application software: is the type of program that you use once the operating system has been loaded. Application software such as: 1. 2. 3. 4. 5. 6. 7. Word processing apps (Microsoft word) Spreadsheets (Microsoft excel) Database (Microsoft access) Payroll (sage software) Presentation tools (Microsoft power point) Desktop publishing (adobe Photoshop) Multimedia apps (Microsoft Encarta “encyclopedias”) …………………………………………………. Information network 1. LAN (local area network) 2. WAN (wide area network) ………………………………………………… Uses of network - It is used for various reasons such as: 1. Information sharing 2. Research 3. Education 4. Online marketing 5. Online gaming 6. Banking ………………………………………………… Computer accessories -Modem: short of Modulate/Demodulate. Is sends information from your ______ across the telephone system. ………………………………………………… PC at home 1. 2. 3. 4. Games Working from home Banking from home Connecting to web ………………………………………………. PC in education - CBT (Computer based training) ………………………………………………. Office apps 1. 2. 3. 4. Automated production system Design systems Stock control Accounts / payroll ………………………………………………. Computer in daily life: - Accounts – games – education – online banking - -smart id cards – supermarket – internet ………………………………………………………. Health & safety precaution Repetitive strain injury Glare from screen Bad posture ………………………………………………. Value of backup 1. Use passwords 2. Use a UPS 3. Use ‘off-site’ storage ………………………………………………. Computer Viruses: - Are small programs that hide themselves on your disks. ……………………………………………….
Fourth generation (1971-1995) 1. Microprocessors were used, what in the first generation filled an entire room could now fit in the palm of the hand. 2. 4th generation ______s also saw the development of GUIs, the mouse and hand-held device. ………………………………………………. 5th generation (1995-until now) AI “Artificial intelligence’’ 1. 5th gen computing devices, based on AI, are still in development, though there are some applications, such as voice recognition, that are being used today. …………………………………………………… Different between (mini & mainframe ______ VS Personal ______) mini & mainframe ______ Very powerful Used by large organization such as Bank to control the entire business Very expensive Personal ______ Easy to use Used as stand-alone ______s Or in network Cheap …………………………………………………… Hardware components: 1. Input Devices - A keyboard and mouse are the standard way to interact with a PC. Input devices such as: The mouse The keyboard Tracker balls Scanners Touchpad Light pens Joysticks 2. Output Devices - The monitor is how the PC sends information back to you. Output devices such as: VDU Printers Plotter Speaker Speech synthesizers Storage device ……………………………………………………. How PC memory is measured: 1. 2. 3. 4. 5. Bit: all PCs work on a binary numbering system, they process data in one or zero called bit Byte: consist of 8 bites Kilobyte: consist of 1024 bytes Megabyte: consist of 1024 kilobytes Gigabyte: consist of 1024 megabytes …………………………………………………. Hardware component CPU (central processing unit): is normally an Intel Pentium and it is one of the most important components within a ______. 600 MHz is much faster than a 400 MHz …………………………………………………. Some of the factors that impact on a ______’s performance: CPU speed RAM size Hard disk speed and Capacity …………………………………………………. Operating systems software: Is a special type of program that loads automatically when you start your ______. …………………………………………………. Software component: Application software: is the type of program that you use once the operating system has been loaded. Application software such as: 1. 2. 3. 4. 5. 6. 7. Word processing apps (Microsoft word) Spreadsheets (Microsoft excel) Database (Microsoft access) Payroll (sage software) Presentation tools (Microsoft power point) Desktop publishing (adobe Photoshop) Multimedia apps (Microsoft Encarta “encyclopedias”) …………………………………………………. Information network 1. LAN (local area network) 2. WAN (wide area network) ………………………………………………… Uses of network - It is used for various reasons such as: 1. Information sharing 2. Research 3. Education 4. Online marketing 5. Online gaming 6. Banking ………………………………………………… Computer accessories -Modem: short of Modulate/Demodulate. Is sends information from your ______ across the telephone system. ………………………………………………… PC at home 1. 2. 3. 4. Games Working from home Banking from home Connecting to web ………………………………………………. PC in education - CBT (Computer based training) ………………………………………………. Office apps 1. 2. 3. 4. Automated production system Design systems Stock control Accounts / payroll ………………………………………………. Computer in daily life: - Accounts – games – education – online banking - -smart id cards – supermarket – internet ………………………………………………………. Health & safety precaution Repetitive strain injury Glare from screen Bad posture ………………………………………………. Value of backup 1. Use passwords 2. Use a UPS 3. Use ‘off-site’ storage ………………………………………………. Computer Viruses: - Are small programs that hide themselves on your disks. ……………………………………………….
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The 5th generation (1995-until now) AI “Artificial intelligence’’ 1. 5th gen ______ devices, based on AI, are still in development, though there are some applications, such as voice recognition, that are being used today. ……………………………………………………
The 5th generation (1995-until now) AI “Artificial intelligence’’ 1. 5th gen ______ devices, based on AI, are still in development, though there are some applications, such as voice recognition, that are being used today. ……………………………………………………
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Input Devices - A keyboard and mouse are the standard way to interact with a ______. Input devices such as: The mouse The keyboard Tracker balls Scanners Touchpad Light pens Joysticks 2. Output Devices - The monitor is how the ______ sends information back to you. Output devices such as: VDU Printers Plotter Speaker Speech synthesizers Storage device ……………………………………………………
Input Devices - A keyboard and mouse are the standard way to interact with a ______. Input devices such as: The mouse The keyboard Tracker balls Scanners Touchpad Light pens Joysticks 2. Output Devices - The monitor is how the ______ sends information back to you. Output devices such as: VDU Printers Plotter Speaker Speech synthesizers Storage device ……………………………………………………
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Bit: all PCs work on a binary numbering system, they process data in one or zero called bit Byte: consist of 8 bites Kilo______: consist of 1024 s Mega: consist of 1024 kilo______s Giga______: consist of 1024 mega______s ………………………………………………….
Bit: all PCs work on a binary numbering system, they process data in one or zero called bit Byte: consist of 8 bites Kilo______: consist of 1024 s Mega: consist of 1024 kilo______s Giga______: consist of 1024 mega______s ………………………………………………….
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Hardware component ______ (central processing unit): is normally an Intel Pentium and it is one of the most important components within a computer. 600 MHz is much faster than a 400 MHz ………………………………………………….
Hardware component ______ (central processing unit): is normally an Intel Pentium and it is one of the most important components within a computer. 600 MHz is much faster than a 400 MHz ………………………………………………….
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