Chapter 3 Operating System Structures

Which of the following is the design goals of an Operating System?

• Sensory Experience,Brand Image and Durability

• Maintainability,Accessibility and Productivity

• Learnability,Discoverability,Convenience and Safety

• Flexible,Reliable,Error-free and Efficient

Which one of the following is one the benefits of a Microkernel Organizaton?

• Portability

• Safety

• Privacy

• Productivity

What does the additional function "Resource allocation" do?

• Pass parameters between a running program and the operating system

• Keep track of and record kinds of computer resources

• Ensure correct computing by detecting errors in the CPU

• Distributes resources to multiple users running at the same time.

Which two of the followings is considered as "Operating System Services"?

• Protection and Security

• Error Detection

• File-System Manipulation

• Accounting

Which of the following is true about Microkernel?

• Executes the instructions in the user program until it

  encounters an ending or error condition

• Able to load a program into memory and to run that program

• Contains only essential core operating systems functions

• controls the execution of application programs

Which method is considered one of the general methods to pass parameters?

• Exchange information on the same computer

• Pass the parameters in registers

• Allocating resources to multiple jobs running at the same time.

• Interrupts computer after specified period

What is "Layered Approach"?

• A number of layers

• The interaction of the layers

• A small operating system core

• A networked computer system.

What is the Advantage and Disadvantages of "Layered Approach"?

• Simplicity of construction and debugging and less efficient

• Maintainability and cost

• Convenience and economical

• Computation speed up and financial loss

Which two of the followings are considered as types of System Calls?

• Information maintenance

• File-system manipulation

• Protection and security

• Process control

What is the user goals of an Operating System?

• Convenient to use,easy to learn,reliable, safe and fast

• Easy to design,implement and maintain

• flexible,reliable,error-free and efficient

• Speed,cost and volatility