11. The advantage of using segment registers in 8086 and above microprocessors are that they
    

1. 1. allow the memory capacity to be 1 megabyte even though the addresses associated with the individual instructions are only 16 bits wide

   
   
   

   2. allow the instruction, data or stack portion of a program to be more than 64K bytes long by using more than one code, data or stack segment

   
   
   

   3. facilitate the use of separate memory area for a program, its data and the stack

   
   
   

   4. all of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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12. The set of commands which give directions to the assembler during the assembly process but are not translated into machine instructions are called

1. 1. mnemonics

   
   
   

   2. directives

   
   
   

   3. identifiers

   
   
   

   4. operands

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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13. The basic elements of a micro-processor are
    

1. 1. ALU, memory

   
   
   

   2. ALU, control unit

   
   
   

   3. ALU, memory, I/O device

   
   
   

   4. ALU, control unit, memory

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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14. Accumulation is a device which
    

1. 1. stores a number

   
   
   

   2. adds two numbers

   
   
   

   3. adds and stores previously stored number to another number

   
   
   

   4. none of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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15. Address usually is

1. 1. alphabetical

   
   
   

   2. numerical

   
   
   

   3. alpha-numerical

   
   
   

   4. none of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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