Top 150+ Solved Parallel Computing MCQ Questions Answer
Q. Interrupts which are initiated by an instruction are
a. internal
b. external
c. hardware
d. software
Q. Memory access in RISC architecture is limited to instructions
a. call and ret
b. push and pop
c. sta and lda
d. mov and jmp
Q. From where interrupts are generated?
a. central processing unit
b. memory chips
c. registers
d. i/o devices
Q. The output of a gate is low when at least one of its input is low . It is true for
a. and gate
b. or gate
c. nand gate
d. nor gate
Q. Which one of the following is most suitable to make a parity checker
a. and gate
b. or gate
c. exclusive- or gate
d. none of the above
Q. What is the minimum number of flip-flops required in a counter to count 100 pulses?
a. five
b. seven
c. ten
d. hundred
Q. For a RS flip-flop constructed with NAND gates and input R=1 and s=1 the state is
a. memory state
b. set state
c. reset state
d. unused state
Q. The advantage of RISC processor over CISC processor is that
a. the hardware architecture is simpler
b. an instruction can be executed in one cycle
c. less number of registers accommodate in chip
d. parallel execution capabilities
Q. Which of the following is true about interrupts?
a. they are generated when memory cycles are stolen
b. they are used in place of data channels
c. they can be generated by arithmetic operation
d. they can indicate completion of an i/o operation
Q. Te devices connected to a microprocessor can use the data bus:
a. all the time
b. at regular interval of time
c. only when it’s sending or receiving data
d. when the microprocessor is reset
Q. Intel 8080 microprocessor has an instruction set of 91 instruction. The opcode to implement this instruction set should be at least
a. 3 bit long
b. 5 bit long
c. 7 bit long
d. 9 bit long
Q. Dynamic RAMs are best suited to
a. slow system
b. large system
c. one bit system
d. none of the above
Q. A modem is used to link up two computers via
a. telephone line
b. dedicated line
c. both of the above
d. none of the above