Memory Organisation of Embedded Systems

Embedded System

This set of Embedded Systems Questions and Answers for Freshers focuses on “Memory Organisation of Embedded Systems”.

1. How many data lines does 256*4 have?
a) 256
b) 8
c) 4
d) 32

2. How is the number of chips required is determined?
a) number of data lines
b) the minimum number of data
c) width of the data path from the processor
d) number of data lines and the width of the data path from the processor

3. Where is memory address stored in a C program?
a) stack
b) pointer
c) register
d) accumulator

4. Which is the term that is used to refer the order of bytes?
a) endianness
b) memory organisation
c) bit
d) register

5. Which of the following processors uses big endian representation?
a) 8086
b) ARM
c) PowerPC
d) Zilog Z80

6. Which statement is true for a cache memory?
a) memory unit which communicates directly with the CPU
b) provides backup storage
c) a very high-speed memory to increase the speed of the processor
d) secondary storage

7. Which of the following memory organisation have the entire memory available to the processor at all times?
a) segmented addressing
b) paging
c) virtual address
d) linear address

8. How many memory locations can be accessed by 8086?
a) 1 M
b) 2 M
c) 3 M
d) 4 M

9. Which of them is a memory that is allocated to the program in LIFO pattern?
a) stack
b) index
c) accumulator
d) base

10. What does SIMM stand for?
a) single in-line memory module
b) single interrupt memory module
c) single information memory module
d) same-in-line memory module

11. Which of the memory organisation is widely used in parity bit?
a) by 1 organisation
b) by 4 organisation
c) by 8 organisation
d) by 9 organisation

12. Which configuration of memory organisation replaces By 1 organisation?
a) by 4 organisation
b) by 8 organisation
c) by 9 organisation
d) by 16 organisation

13. Which shifting helps in finding the physical address in 8086?
a) shifting the segment by 8
b) shifting the segment by 6
c) shifting the segment by 4
d) shifting the segment by 2

14. Which memory organisation is supported in wider memories?
a) by 8 organisation
b) by 16 organisation
c) by 9 organisation
d) by 4 organisation

15. Which of the following is a plastic package used primarily for DRAM?
c) Zig-zag
d) Dual-in-line

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