Introduction to Operating Systems: Von Neumann Architecture

What is the main difference between the Von Neumann Architecture and Non Von Neumann Architectures?

The type of input/output devices
The type of memory used
The number of CPUs used
The way they process instructions (correct)

What is the function of the Control Unit in the Von Neumann Architecture?

To perform arithmetic and logical operations
To manage the flow of data and instructions (correct)
To decode instructions
To store program instructions

In the Von Neumann Architecture, what is the purpose of the Fetch-Execute Cycle?

To store program instructions
To retrieve and execute instructions from memory (correct)
To perform arithmetic and logical operations
To manage the flow of data and instructions

What is the main component of the PC Hardware that performs calculations and executes instructions?

Central Processing Unit (CPU) (D) Signup and view all the answers

What is the purpose of the Arithmetic/Logic Unit (ALU) in the Von Neumann Architecture?

To perform arithmetic and logical operations (D) Signup and view all the answers

What is the primary function of the BUS in the Von Neumann Architecture?

To transfer data between components (A) Signup and view all the answers

What is the primary function of the Arithmetic Logic Unit (ALU) within the CPU?

To carry out arithmetical and logical functions (D) Signup and view all the answers

What is the main purpose of the Interface Unit (IU) in the CPU?

To transmit and receive program instructions and data (C) Signup and view all the answers

What is the name of the bus that connects the CPU's internal components?

Internal Bus (D) Signup and view all the answers

What type of controller is responsible for supporting ports for external peripherals?

Southbridge I/O controller (A) Signup and view all the answers

What is the primary function of the Control Unit (CU) within the CPU?

To control all operations within the CPU and arrange data communication paths (D) Signup and view all the answers

What is the term for the CPU's architecture design?

CPU architecture design (C) Signup and view all the answers

What is the primary advantage of the 650nm wavelength in DVDs compared to CDs?

It enables the reading of extra information (C) Signup and view all the answers

Where is the data surface located on a CD?

In the innermost part of the polycarbonate plastic (A) Signup and view all the answers

What is the result of the data layer on a Blu-ray Disc being placed closer to the laser lens?

Significantly improved tolerances (B) Signup and view all the answers

What is the main difference between LGA and PGA?

The pins are part of the socket in LGA, not the CPU (B) Signup and view all the answers

What is the main difference between the data surface location on a Blu-ray Disc and a DVD?

The data surface is on the opposite side of the label (B) Signup and view all the answers

What is the purpose of the 1.2mm thick polycarbonate plastic in a CD?

To protect the data surface (D) Signup and view all the answers

What is the primary characteristic of RAM?

Each cell can be directly accessed (C) Signup and view all the answers

What is the main purpose of ROM in a computer system?

To hold the computer's startup instructions (B) Signup and view all the answers

What is the primary use of the Composite Video format?

Low-quality analog connections (C) Signup and view all the answers

Which type of ROM can be erased using electrical signals?

EEPROM (C) Signup and view all the answers

What happens to the data stored in RAM when the power is turned off?

The data is lost (C) Signup and view all the answers

What is the main difference between EPROM and PROM?

EPROM can be erased, while PROM cannot (D) Signup and view all the answers

What is the primary advantage of the shared-memory configuration in Non-von Neumann Architectures?

It enables processors to work independently most of the time. (B) Signup and view all the answers

How do processors in a Non-von Neumann Architecture system work together to process data?

Each processor works on a different phase of the job, receiving data from the previous stage and handing it over to the next stage. (A) Signup and view all the answers

What is the main challenge introduced by the shared-memory configuration in Non-von Neumann Architectures?

It introduces problems of coordination among the processors. (A) Signup and view all the answers

What is the primary role of the shared memory in a Non-von Neumann Architecture system?

It enables communication between processors. (D) Signup and view all the answers

What is the characteristic of processors in a Non-von Neumann Architecture system?

They are different and perform different tasks. (C) Signup and view all the answers

What is the benefit of having local memory in each processor in a Non-von Neumann Architecture system?

It allows for faster access to data and increased processing efficiency. (C) Signup and view all the answers