Machine and Assembly Language Mcqs
Our collections of Multiple choice questions and answers focuses on all areas of Machine and Assembly Language. These questions are chosen from a collection of most authoritative and best reference books on Machine and Assembly Language to prepare an individual for competitive exams like NTS, GAT, ECAT, University and College entrance exams and various tests and interviews. One should practice to assimilate Machine and Assembly Language Topic comprehensively.
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2. Which of the following are language processors
Assembler
Compilers
Interpreter
All of these
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3. An assembly program contains
Imperative statements and assembler directives
Imperative and declarative statement
Imperative and declarative statement as well as assembler directive
Declarative statements and assembler directive
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4. Assembly language uses
Hex code
Binary code
Mnemonics
ASCII code
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5. Which of the following might be used to convert high-level language instructions into machine language?
System software
Applications software
An operating environment
An interpreter
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6. The advantage(s) inherent to using high level languages is/are:
Fewer people, less management and shorter transition in learning time
Improved debugging capability, and superior documentation
A greater degree of machine independence
All of the above
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7. Operation code field is present in :
Programming language instruction
Assembly language instruction
Machine language instruction
None of the mentioned
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8. A machine language instruction format consists of
Operand field
Operation code field
Operation code field & operand field
None of the mentioned
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9. The length of the one-byte machine language instruction is
2 bytes
1 byte
3 bytes
4 bytes
10. The instruction format ‘register to register’ has a length of
2 bytes
1 byte
3 bytes
4 bytes
11. The R/M field in a machine instruction format specifies
Another register
Another memory location
Other operand
All of the mentioned
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12. In a machine instruction format, S-bit is the
Status bit
Sign bit
Sign extension bit
None of the mentioned
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13. The instructions which after execution transfer control to the next instruction in the sequence are called
Sequential control flow instructions
Control transfer instructions
Sequential control flow & control transfer instructions
None of the mentioned
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14. The instructions that transfer the control to some predefined address or the address specified in the instruction are called as
Sequential control flow instructions
Control transfer instructions
Sequential control flow & control transfer instructions
None of the mentioned
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15. The instruction “JUMP” belongs to
Sequential control flow instructions
Control transfer instructions
Branch instructions
Control transfer & branch instructions
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