CEC Digital Electronics & Microprocessor Lesson 9 MCQ Answers (Number System)

Number System MCQ:- CEC Digital Electronics And Microprocessor Lesson 9 Quiz

Q1. 8085 can access _____memory locations 

(A) 64KB 

(B) 10KB  

(C) 1MB 

(D) 32KB

Ans:- (A) 64KB 

Q2. Ultra violet rays are used to erase data in _______ 

(A) RAM 

(B) ROM 

(C) FLASH 

(D) D-RAM

Ans:- (B) ROM 

Q3. Lowest address in 8085 Microprocessor is _________ 

(A) 0000 0000 

(B) 1000 0000 

(C) 0000 0001 

(D) 1111 1111

Ans:- (A) 0000 0000 

Q4. A microprocessor with 10 address lines can access _______________ memory locations. 

(A) 64KB 

(B) 1KB 

(C) 1MB 

(D) 32KB

Ans:- (B) 1KB 

Q5. (FE)16 in binary is_____________ 

(A) 0000 0000 

(B) 1000 0000 

(C) 0000 0001 

(D) 1111 1110

Ans:- (D) 1111 1110

Q6. Opcode in microprocessor has __bits. 

(A) 8 

(B) 7 

(C) 4 

(D) 1

Ans:- (A) 8 

Q7. Sequence of operation in microprocessor is _______ 

(A) Fetch, Decode, Execute 

(B) Decode, Fetch,Execute 

(C) Execute, Fetch, Decode 

(D) Execute , Decode, Fetch

Ans:- (A) Fetch, Decode, Execute 

Q8. ADD B 

(A) A=A+B 

(B) A=B+B 

(C) B=A+B 

(D) B=B+B

Ans:- (A) A=A+B 

Q9. Laptop and desktop have ___________memory. 

(A) GigaByte 

(B) Kilobyte 

(C) Megabyte 

(D) Terabyte

Ans:- (A) GigaByte 

Q10. Program that converts Assembly language to machine language. 

(A) Assembler 

(B) Linker 

(C) Loader 

(D) Interpreter

Ans:- (A) Assembler 

Q11. Microprocessor understands Assembly language. 

(A) Yes 

(B) NO

Ans:- (B) NO

Q12. 8085 has _________address lines. 

(A) 18 

(B) 16 

(C) 8 

(D) 10

Ans:- (B) 16 

Q13. 8085 has _________data lines. 

(A) 18 

(B) 16 

(C) 8 

(D) 10

Ans:- (C) 8 

Q14. MVI  A,FF 

(A) A=FF 

(B) A=AA 

(C) A=AF 

(D) A=FE

Ans:- (A) A=FF 

Q15. (0E)16 in binary is_____________ 

(A) 0000 1000 

(B) 1000 0000 

(C) 0000 0001 

(D) 0000 1110

Ans:- (D) 0000 1110

Number System MCQ:- CEC Digital Electronics And Microprocessor Lesson 9 Quiz

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