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28 lines
789 B
Markdown
28 lines
789 B
Markdown
---
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title: "13-ssh"
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tags:
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- lecture
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- cosc301
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---
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What is a terminal?
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- An electronic device used for entering data into, and displaying data from a computer
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- Dumb terminal (thin client): no local processing ability
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- Smart terminal (fat client): has local processing ability
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> [!INFO] from programmer POV, terminal is the interface associated with a device/program
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- Hard-copy terminals
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- TeleTYpewriter (TTY)
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- DEC VT-100 terminal
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- Terminal emulator
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- a program that does what a dumb terminal used to do
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- Terminal window
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> [!INFO] there are two entities → terminal master/client and terminal client/slave/server.
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> similar to client server
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> a process can access the pseudo terminal |