FUNDAMENTALS OF COMPUTER

BASIC COMPUTER CONCEPTS

HISTORY OF COMPUTERS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What type of computer has dumb terminals of keyboards and monitors at user stations that connect to a centrally located large server that might be as large as a room.
A
Mainframe
B
Supercomputer
C
Desktop PC
D
Laptop
Explanation: 

Detailed explanation-1: -Mainframe. Mainframes are computers in which all the processing is done centrally, and the user terminals are called “dumb terminals” since they only input and output (and do not process).

Detailed explanation-2: -A dumb terminal is a terminal that does not performing local processing of entered information, but serves only as an input/output device for an attached or network-linked processor.

Detailed explanation-3: -Explanation: The answer is time sharing. In time sharing, Users were able to interact with the computer and could share its information processing resources. 5. A type of technique in which dumb terminals are connected to a central computer system.

Detailed explanation-4: -A dumb terminal is a very simple monitor with very little processing power and features. It does not have the ability to process escape sequences such as clearing a line, clearing the screen or controlling the cursor position. It is dubbed as a glass Teletype as it has the same limited functionality of one.

Detailed explanation-5: -(1) Dumb terminal: has no built-in data processing capabilities and serves only to send and receive data. (2) Smart terminal: has limited data processing capabilities. (3) Intelligent terminal: has substantial (small) data processing capabilities due to inbuilt processor and memory, with the use of a large CPU.

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