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Computer Architecture: Bus System

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Questions and Answers

What is the primary function of a bus in a computer system?

To provide electrical power to attached components
To transfer data from one location in the computer system to another (correct)
To connect major computer components, such as processor, memory, and I/O
To provide a single electrical signal for memory address

What is the purpose of address lines in a bus system?

To provide electrical power to attached components
To carry data or instructions between system modules
To provide control for the synchronization and operation of the bus
To specify the recipient of data on the bus (correct)

What is the term for a group of electrical lines or wires that carry computer signals?

Bus (correct)
Bus topology
System bus
Bus structure

What is the main component of a system bus?

Address lines, data lines, and control lines (D) Signup and view all the answers

What is represented by widened lines or a number on bus diagrams?

Number of separate lines on a bus (D) Signup and view all the answers

What is the purpose of control lines in a bus system?

To provide control for the synchronization and operation of the bus (D) Signup and view all the answers

What is the primary function of a dedicated bus line?

To assign a specific function or physical component to the bus (D) Signup and view all the answers

What is the role of the master in a bus transaction?

To start the bus transaction by issuing the command and address (B) Signup and view all the answers

What determines the overall system performance of a data bus?

The width of the data bus (B) Signup and view all the answers

What is the purpose of the address lines in a bus system?

To designate the source or destination of the data on the data bus (C) Signup and view all the answers

What is the advantage of using a multiplexed address/data bus?

It decreases the number of signal paths and pins required (D) Signup and view all the answers

What is required to multiplex addresses and data onto the same lines?

A multiplexer at one end and a demultiplexer at the other end (A) Signup and view all the answers

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