chapter6 loaders

System Programming Mrs. Sunita M Dol, CSE Dept

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Chapter 6 Loaders

Multiple Choice Questions

1. Which of the following is not the function of Loader?

a) Translation b) Relocation

c) Allocation d) Linking

2. Which of the following type of loader have assembler in memory?

a) Absolute b) Compile & Go

c) Relocation Loader d) Direct Linking Loader

3. In Absolute Loader, allocation is done by

a) Programmer b) Linker

c) Assembler d) Loader

4. In Absolute Loader, relocation is done by

a)Programmer b)Linker

c)Assembler d)Loader

5. In Absolute Loader, linking is done by



6. In Absolute Loader, loading is done by



7. Which type of loader consist of Transfer Vector

a) Absolute b)Compile & Go

c) Relocation Loader d)Direct Linking Loader


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8. The output of Relocating Assembler using BSS scheme is

a)Object Program b)Information about all Other Program it References

c) Both a & b d)Only a

9. In which type of loader Relocation Bits are used

a)Absolute b)Compile & Go

c) Relocation Loader d)Direct Linking Loader

10.In Relocating Loader, ______ are used to solve the problem of relocation

a) Transfer Vector b) Program Length Information

c) Relocation Bit d) None Of The Above

11.______ is used to solve the problem of linking in Relocating Loader


c) Relocation Bit d) None Of The Above

12.______is used to solve problem of allocation in Relocating Loader


c) Relocation Bit d) None of The Above

13. In Direct Linking Loader, which of the following information must be given by the

loader?

a) The length of the segment & machine code translation of source program &

relative address assigned

b) The list of the symbols in segment that may be referenced by the other

segment & their relative location within the segment

c) List of Symbols not defined in the segment but reference in the segment &

information as to where address constants are located in the segment

d) All of the Above


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14 .Which of the following Pseudo code is used to indicate to the Assembler which

General Register to use as a Base

a) BALR b) USING

c) BR d) None

15. Which of the Following Instruction is used to load a register with next address and

branch to the address in second field?

a) BALR b) USING

c) BR d) None

16. In Direct Linking Loader, the Assembler produces

a) ESD & TXT cards b) RLD card

c) END d) All of the Above

17. ESD cards contain information about

a) All symbols that are defined in this program that may be reference elsewhere

& all symbols reference in this program but defined elsewhere.

b) Actual Object code translated version of source program

c) Those Location in the program whose content depend on the address at which

program is placed

d) End of Object Deck

18. RLD cards contain information about





program is placed



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19. END cards indicates information about




c) Those Location In the Program Whose Content depend on the address at

which program is placed


20. TXT cards contain information about





program is placed


21. RLD card contains which of the following information

a) The location of each constant that needs to be changed due to relocation

b) By what it has to be changed

c) The operation to be performed

d) All of above

22. Which part of system software must reside in main memory under all

circumstances?

a. Text editor b. Assembler

c. Linker d. Loader

23. Relocation bits used by relocating loader are specified by

a. Relocating loader itself b. Linker

c. Assembler d. Microprocessor


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24. Direct linking loader is example of

a. Absolute loader b. Relocating loader

c. Compile and go loader d. Dynamic loader

25. In absolute loading scheme which loader function is accomplished by assembler?

a. Relocation b. Allocation

c. Linking d. Loading

26. In direct linking loader which card is not related with object program?

a. ESD b. RLD

c. BSS d. TXT

27. Binary symbolic subroutine loader is example of

a. Absolute loader b. Compile and go loaders

c. Relocating loaders d. Direct linking loaders

29. In loaders, location and length of each address constant is maintained by

a. ESD b. TXT

c. RLD d. END

30. Address assigned by the loader to symbols is called

a. Load origin b. Load time address

c. Linked origin d. Link time address

chapter6 loaders

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