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Evolution of Operating Systems and Hardware
This deck covers the historical development of operating systems and hardware, highlighting key innovations and concepts from early computing to modern systems.
What is the relationship between hardware and software evolution?
Hardware and software have evolved in parallel, with advancements in hardware enabling the implementation of more sophisticated software concepts.
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Key Terms
Term
Definition
What is the relationship between hardware and software evolution?
Hardware and software have evolved in parallel, with advancements in hardware enabling the implementation of more sophisticated software concepts.
What were the main characteristics of early mainframe computers?
Early mainframes were large, slow, and unreliable, using vacuum tubes and relay-based calculations.
What is multiprogramming?
Multiprogramming is the ability of a system to execute multiple programs simultaneously by keeping several programs in memory.
What innovation did John von Neumann introduce with EDVAC?
Von Neumann introduced the concept of storing programs in the same memory as data, leading to the development of the stored-program computer.
What is the significance of the ENIAC?
ENIAC was one of the first electronic general-purpose computers, notable for its use of vacuum tubes and its speed compared to previous mechanical cal...
What is the concept of time-sharing in operating systems?
Time-sharing allows multiple users to interact with a computer simultaneously by sharing processor time among several users.
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| Term | Definition |
|---|---|
What is the relationship between hardware and software evolution? | Hardware and software have evolved in parallel, with advancements in hardware enabling the implementation of more sophisticated software concepts. |
What were the main characteristics of early mainframe computers? | Early mainframes were large, slow, and unreliable, using vacuum tubes and relay-based calculations. |
What is multiprogramming? | Multiprogramming is the ability of a system to execute multiple programs simultaneously by keeping several programs in memory. |
What innovation did John von Neumann introduce with EDVAC? | Von Neumann introduced the concept of storing programs in the same memory as data, leading to the development of the stored-program computer. |
What is the significance of the ENIAC? | ENIAC was one of the first electronic general-purpose computers, notable for its use of vacuum tubes and its speed compared to previous mechanical calculators. |
What is the concept of time-sharing in operating systems? | Time-sharing allows multiple users to interact with a computer simultaneously by sharing processor time among several users. |
How did the introduction of transistors impact computer design? | Transistors allowed for smaller, more reliable, and faster computers compared to those using vacuum tubes. |
What are the key features of modern smartphones? | Modern smartphones typically have touchscreens, cameras, and the ability to run a variety of applications, functioning as both communication devices and portable computers. |
What is Moore's Law? | Moore's Law predicts that the number of transistors on an integrated circuit would double approximately every eighteen months. |
What role did the PDP series play in computer history? | The PDP series were early minicomputers that helped popularize the use of computers in smaller businesses and institutions. |