Questions

Main memory - only large storage media that the CPU can access directly.

Secondary storage - extension of main memory that provides large nonvolatile storage capacity.

A sponge has many holes but it absorbs water and can hold them in it.

An operating system is a program that acts as an intermediary between the user and the computer hardware. The purpose of an OS is to provide a convenient environment in which user can execute programs in a convenient and efficient manner. It is a resource allocator responsible for allocating system resources and a control program which controls the operation of the computer hardware.

I. Inputs

• Quality management plan


• Quality metrics 


• Quality checklists


• Organizational process assets


• Work performance information


• Approved change requests


• Deliverables

II. Tools and Techniques

• Cause and effect diagram


• Control charts


• Flow Charting


• Histogram


• Pareto chart


• Run chart


• Scatter diagram


• Statistical sampling


• Inspection


• Defect repair review

III. Outputs

• Quality control measurements


• Validated defect repair


• Quality baseline (updates)


• Recommended corrective actions


• Recommended preventive actions


• Requested changes


• Recommended defect repair


• Organization process assets (updates)


• Validated deliverables


• Project management plan (updates)

‘has’ should be replaced with ‘have’.