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Computer Engineering Department: Organization of Memory

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Questions and Answers

Which type of memory is characterized by being nonvolatile, not erasable, and not changeable?

Random Access Memory (RAM)
Erasable Programmable Read-Only Memory (EPROM)
Programmable ROM (PROM)
Read Only Memory (ROM) (correct)

What is the primary function of a cell in the context of memory organization?

To represent 0 and 1 through stable states (correct)
To execute instructions and perform calculations
To control the flow of data in the system
To store instructions and data

What is the purpose of storing system programs in ROM?

To provide temporary storage for data
To allow for rapid execution of instructions
To ensure that the system boots up correctly (correct)
To provide a means for storing user data

Which type of ROM is used to store function tables and frequently used functions?

Read Only Memory (ROM) (A) Signup and view all the answers

What is the advantage of using PROM over ROM?

PROM can be programmed by the user (A) Signup and view all the answers

What is the characteristic of a semi-stable state in memory?

It represents a transition between 0 and 1 (A) Signup and view all the answers

What is the characteristic of EPROM that makes it different from EEPROM?

It erases all memory cells at once (D) Signup and view all the answers

Which type of ROM is the most expensive?

EEPROM (D) Signup and view all the answers

What is the primary advantage of using Static RAM (SRAM) over Dynamic RAM (DRAM)?

SRAM does not require periodic refresh (C) Signup and view all the answers

What is the limitation of Flash ROM?

It can only be updated at block level (B) Signup and view all the answers

What is the primary function of the Row Address Select (RAS) line in a memory chip?

To select the row address (D) Signup and view all the answers

What is the characteristic of RAM that makes it different from ROM?

It can be written and read electrically (D) Signup and view all the answers

What is the advantage of EEPROM over EPROM?

It can be updated without erasing prior content (C) Signup and view all the answers

What happens when the power is turned off during the execution of a program?

The instruction execution stops and the program terminates (C) Signup and view all the answers

What is the main difference between the instruction fetch and instruction execute stages in the instruction cycle?

The instruction is read from memory during the fetch stage (D) Signup and view all the answers

What is the characteristic of Flash ROM that makes it different from EEPROM?

It can be updated at block level (A) Signup and view all the answers

Why is DRAM used as the main memory instead of SRAM?

DRAM is more dense than SRAM (B) Signup and view all the answers

What is the primary function of the cache memory in a computer system?

To act as a buffer between the main memory and the CPU (B) Signup and view all the answers

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