G.NARAYANAMMA INSTITUTE OF TECHNOLOGY & SCIENCE

(FOR WOMEN)

SHAIKPET, HYDERABAD 8

III / IV - B.TECH I SEMESTER II QUIZ EXAMINATION 12082003

SUBJECT: COMPUTER ORGANISATION Regd.No:________

BRANCH: ECE 1 & 2 Max.Marks: 20 Time: 20 Mins

 

 

1. CPU OPERATES BY EXECUTING INSTRUCTIONS CALLED machine code 1

2. OPERATION TO BE PERFORMED REPRESENTED AS BINARY IS CALLED opcode 1

 

3. THE GENERAL FORMAT OF AN INSTRUCTION HAS THE FOLLOWING FORMAT IN ORDER OF OCCURRENCE

a)      operation CODE 1

b)      source OPERAND 1

c)      destination OPERAND 1

d)      next instruction ADDRESS 1

e)       

4.REFERENCE INPUTS FOR THE OP CODES ARE CALLED operands 1

 

5.THE NEXT INSTRUCTION REFERENCE IS THE address OF THE NEXT INSTRUCTION 1

 

6 THE SOURCE AND RESULT .OPERANDS MAY BE LOCATED IN THE

 

a)      main memory 1

b) virtual memory. 1

C)input output DEVICE/CHANNEL 1

7. SYMBOLIC REPRESENTATION OF MACHINE CODE IS CALLED mnemonic CODE 1

 

8. THE MORE NUMBER OF ADDRESSES IN INSTRUCTION code. SIZE IS LESS BUT instruction BECOMES COMPLEX 2

9.ZERO ADDRESS MEMORY IS CALLED stack. 1

 

 

11. POWER STANDS FOR Performance Optimisation With Enhancement Risc

 

12. THE BRANCH ,SKIP & SUB ROUTINE CALL ARE PART OF Control Transfer

 

13.THE IMPORTANT THING FOR SUBROUTINE IS TO REMEMBER THE return ADDRESS SO AS TO CONTINUE. 1

 

14. THE stack. POINTER IS USED TO REMEMBER THE RETURN ADDRESS. 1

 

15. EVERY CALLED ROUTINE WILL RETURN TO CALLING ADDRESS ONLY IS return(ret) INSTRUCTION IS ENCOUNTERED 1