Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Instructor(Technician Power Electronics System-TPES)' And exam conducted in the year 2023. And Question paper code was '125/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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125/23
The function of the program counter is
A) Data of the before execution to be executed
B)
C) Address of before instruction
D)
Data of the execution instruction
Address of the next instruction
From the list, what is the order of the assembly and running of 8051 program ?
i. Myfile.asm
ii. Myfile.Ist
iii. Myfile.obj
iv. Myfile.hex
4) ii iii iv B) i iii ii iv
@ 1 iv iii ii D) ii iii i iv
Which pin provides a ‘RESET’ option in MC51 ?
A) Pin 11 B) Ping C) Pins D) Pin 1
External Access (EA) is used to permit
A) Peripherals B) Power supply
C) ALE D) Memory interfacing
What is the operation performed by the following assembly language Program of MC 51 ?
CLRA
MOV R1, #100H
MOV R7, #21H
AGAIN: MOV @ R1,A
INC R1
DJNC R7, AGAIN
A) Clears the 21RAM locations starting from address 100H
B) Clears the 100RAM locations starting from address 21H
C) Clears 79RAM locations starting from address 100H
D) Clears 79RAM locations starting from address 21H
What is the address range of SFRs ?
A) 80H to FEH B) OOH to FFH
C) 80H to FFH D) 70H to 80H