Why is the system data bus bi-directional?
A.To provide two-way pathing
B.Data moves both from processor to memory (write) and from memory to processor (read)
C.Data moves both from processor to memory and memory to data bus
D.None of the given options
Regarding signal direction, how is the control bus categorized overall?
A.It is not important
B.It is important
C.Bi-directional / Multi-directional
D.Unidirectional only
A standard memory cell is an n-bit location used to store data, normally 8 bits wide, which is called a:
A.4-bit (Nibble)
B.8-bit (Byte)
C.6-bit
D.80-bit
The number of bits in a single memory cell is called the cell width. Which two dimensions completely define a memory system's capacity?
A.Cell width and number of cells
B.Cell number and width of the cells
C.Width only
D.Height only
In memory architecture, two dimensions are defined. Which dimension specifies how many bits are contained within a single memory cell (cell width)?
A.Parallel dimension
B.Vertical dimension
C.Long dimension
D.Short dimension
Which operation requires matching sizes between the system data bus width and the memory cell width?
A.Memory access operation (Read/Write)
B.Instruction decode operation
C.Register rotation operation
D.Interrupt handling operation
Which method of memory access operation represents the simplest approach where the system data bus width matches the memory cell width?
A.Normal access
B.Best and simplest access
C.First access
D.None of the given options
The control bus serves as the physical communication link. Which component is responsible for generating and placing the appropriate control signals onto the control bus?
A.Data Bus
B.Processor
C.Address Bus
D.None of the given options
How many explicit operands does the ADC (Add with Carry) instruction require in assembly language?
💻 assembly Snippet
adc ax, bx
A.Two operands
B.Three operands
C.Five operands
D.Zero operands
The fundamental purpose of a computer processor is to perform operations. To perform any operation, the processor requires:
A.Order
B.Nothing
C.Operands
D.Bit
