IBM System/370 Architecture Quiz

Ability to upgrade to a more expensive, faster model without abandoning original software (correct)

Requirement to abandon original software when upgrading to a faster model

Exclusive compatibility with IBM's mainframe product line

Incompatibility with new models introduced with improved technology

Requirement for customers to purchase entirely new software with each model upgrade

Retention of the same architecture while introducing new models with improved technology (correct)

Incompatibility with the customer's existing software

Complete overhaul of architecture with each new model introduction

Limited compatibility with modern software

Survival as the architecture of IBM’s mainframe product line to this day (correct)

Lack of support for software upgrades

Obsolescence with the introduction of newer architectures