Computer System Architecture

441. By whom address of external function in the assembly source file supplied by ____________ when activated:

1. Assembler
2. Linker
3. Machine
4. Code

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442. An ____________-o option is used for:

1. Input file
2. External file
3. Output file
4. None of these

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443. The assembler translates ismorphically ____________ mapping from mnemonic in these statements to machine instructions:

1. 1:1
2. 2:1
3. 3:3
4. 4:1

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444. Assembler works in ____________ phases:

1. 1
2. 3
3. 2
4. 4

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445. The assembler in first pass reads the program to collect symbols defined with offsets in a table____________:

1. Hash table
2. Symbol table
3. Both a& b
4. None of these

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446. In second pass, assembler creates ____________ in binary format for every instruction in program and then refers to the symbol table to giving every symbol an ____________ relating the segment.

1. Code and program
2. Program and instruction
3. Code and offset
4. All of these

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447. which of the 2 files are created by the assembler:

1. List and object file
2. Link and object file
3. Both a & b
4. None of these

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448. In which code is object file is coded:

1. Link code
2. Decimal code
3. Assembly code
4. Binary code

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449. which type of errors are detected by the assembler:

1. syntax error
2. logical error
3. run time error
4. none of these

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450. MOVE AX BX in this LINES OF CODE what type of error is declared:

1. Undeclared identifier MOVE
2. undeclared identifier AX
3. Accept as a command
4. Not look in symbol table

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