COMPUTER HISTORY AND EVOLUTION
DEVELOPMENT OF COMPUTERS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Mainframe computers
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Super computers
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Micro computers
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None of the above
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Detailed explanation-1: -Introduced in 2000, IBM z/OS is a 64-bit mainframe operating system (OS) developed by IBM for its family of enterprise z/Architecture mainframe computers that organizations use for running mission-critical applications.
Detailed explanation-2: -IBM Z-SERIES is not a mainframe computer. It is a microcomputer.
Detailed explanation-3: -Explanation: Mainframe computers are powerful computers.
Detailed explanation-4: -System z9 is a mainframe using the z/Architecture, previously known as ESAME. z/Architecture is a 64-bit architecture which replaces the previous 31-bit-addressing/32-bit-data ESA/390 architecture while remaining completely compatible with it as well as the older 24-bit-addressing/32-bit-data System/360 architecture.