This set of Computer Organization Problems focuses on “Microprogrammed Control”.
1. In micro-programmed approach, the signals are generated by ______
a) Machine instructions
b) System programs
c) Utility tools
d) None of the mentioned
View Answer
Explanation: The machine instructions generate the signals.
2. A word whose individual bits represent a control signal is ______
a) Command word
b) Control word
c) Co-ordination word
d) Generation word
View Answer
Explanation: The control word is used to get the different types of control signals required.
3. A sequence of control words corresponding to a control sequence is called _______
a) Micro routine
b) Micro function
c) Micro procedure
d) None of the mentioned
View Answer
Explanation: The micro routines are used to perform a particular task.
4. Individual control words of the micro routine are called as ______
a) Micro task
b) Micro operation
c) Micro instruction
d) Micro command
View Answer
Explanation: The each instruction which put together performs the task.
5. The special memory used to store the micro routines of a computer is ________
a) Control table
b) Control store
c) Control mart
d) Control shop
View Answer
Explanation: The control store is used as a reference to get the required control routine.
6. To read the control words sequentially _________ is used.
a) PC
b) IR
c) UPC
d) None of the mentioned
View Answer
Explanation: The UPC stands for Micro program counter.
7. Every time a new instruction is loaded into IR the output of ________ is loaded into UPC.
a) Starting address generator
b) Loader
c) Linker
d) Clock
View Answer
Explanation: The starting address generator is used to load the address of the next micro instruction.
8. The case/s where micro-programmed can perform well _______________
a) When it requires to check the condition codes
b) When it has to choose between the two alternatives
c) When it is triggered by an interrupt
d) None of the mentioned
View Answer
Explanation: None.
9. The signals are grouped such that mutually exclusive signals are put together.
a) True
b) False
View Answer
Explanation: This is done to improve the efficiency of the controller.
10. Highly encoded schemes that use compact codes to specify a small number of functions in each micro instruction is ________
a) Horizontal organisation
b) Vertical organisation
c) Diagonal organisation
d) None of the mentioned
View Answer
Explanation: None.
Sanfoundry Global Education & Learning Series – Computer Organisation and Architecture.
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