Top 350+ Solved Computer Architecture MCQ Questions Answer
Q. The BUS busy line is used
a. to indicate the processor is busy
b. to indicate that the bus master is busy
c. to indicate the bus is already allocated
d. none of the mentioned
Q. If two devices A and B contesting for the BUS have ID’s 5 and 6 respectively, which device gets the BUS based on the Distributed arbitration.
a. device a
b. device b
c. insufficient information
d. none of the mentioned
Q. In Distributed arbitration, the device requesting the BUS
a. asserts the start arbitration signal
b. sends an interrupt signal
c. sends an acknowledge signal
d. none of the mentioned
Q. How is a device selected in Distributed arbitration?
a. to connect the various devices to the cpu
b. to provide a path for communication between the processor and other devices
c. to facilitate data transfer between various devices
d. all of the mentioned
Q. The device which starts data transfer is called
a. master
b. transactor
c. distributor
d. initiator
Q. In synchronous BUS, the devices get the timing signals from
a. timing generator in the device
b. a common clock line
c. timing signals are not used at all
d. none of the mentioned
Q. The delays caused in the switching of the timing signals is due to
a. memory access time
b. wmfc
c. propagation delay
d. processor delay
Q. The time for which the data is to be on the BUS is affected by
a. propagation delay of the circuit
b. setup time of the device
c. memory access time
d. propagation delay of the circuit & setup time of the device
Q. The status flags required for data transfer is present in
a. device
b. device driver
c. interface circuit
d. none of the mentioned
Q. User programmable terminals that combine VDT hardware with built-in microprocessor is
a. kips
b. pc
c. mainframe
d. intelligent terminals
Q. Which most popular input device is used today for interactive processing and for the one line entry of data for batch processing?
a. mouse
b. magnetic disk
c. visual display terminal
d. card punch
Q. is used as an intermediate to extend the processor BUS.
a. bridge
b. router
c. connector
d. gateway
Q. What is the full form of ISA?
a. international american standard
b. industry standard architecture
c. international standard architecture
d. none of the mentioned