Assembler Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Assembler Interview Questions

Questions Answers Views Company eMail

What is the use of TRT instruction and how it is working?

HCL, IBM, Wipro,

7 34045

How are data passed from JCL parm to assembler program. And how is data passed from a calling program to an assembler called program.

HCL, IBM,

3 14402

Why can only 256 bytes be moved from one address to another in a MVC?

CSC, HCL, IBM,

6 15509

What is base register?

IBM, Infosys,

23 93656

What is house keeping in assembler? And explain the following code HELLOTSO START 0 * PRINT NOGEN BEGIN SAVE (14,12) LR 12,15 USING TYPE,12 ST 13,SAVE+4 LA 11,SAVE ST 11,8(13) LR 13,11

Mind Tree,

6 21375

How do you initialize a register to 0000?

HCL,

10 21275

Why do we use "drop"? What does "using" do?

4 10929

What is the difference in data type "X" and "P"?

5 11022

Why do we have multiple base registers in certain programs?

IBM,

4 13607

WHAT WILL HAPPEN IF WE DROP THE BASE REGISTER IN THE PGM WHICH CONTAINS ONLY ONE BASEREG?

IBM, Tech Mahindra,

4 10526

How we can Pass the parameters from JCL to assembler Pgm?

Tech Mahindra,

4 15776

How we can retrieve the instream data in SYSIN ?

Tech Mahindra,

2 8669

Can we use an equated value as operand for an MVC instruction? Reason for the same

IBM,

8 13134

about ICM instruction.

EDS,

4 18529

about maximum displacement and how to cross this limit.

EDS,

2 8465

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Un-Answered Questions { Assembler }

Explain about base register?

1017

What is the use of trt instruction?

972

How do you round the addition or subtraction of two numbers in assembler?

982

Explain how to access vsam file?

1045

How is data passed from a calling program to an assembler called program?

1003

Explain about maximum displacement?

1007

how to initialize a register to 0000?

1080

What is need of start 0?

1071

how do you round the addition or subtraction of two numbers in assembler? what does the following code do? change process tool(code changes from dev to prd) the changes made to your code should be effected in live. How the process takes place. That is how can you move the code changes from development to production?

1078

What does "using" do?

992

Explain how to produce soc7 abend?

1029

How many maximum base registers we can have in a program?

984

What is maximum displacement?

1104

what is need of start 0? In steed of

1035

how to pass the parameters from jcl to assembler pgm?

1056

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