Embedded Real Time Operating System MCQ Questions and answers

A

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Q. Which of the following has a quadruple buffered receiver and a double buffered transmitter?

(A) intel 8250
(B) 16450
(C) 16550
(D) mc68681

A

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Q. process that is based on IPC mechanism which executes on different systems and can communicate with other processes using message based communication, is called ________

(A) local procedure call
(B) inter process communication
(C) remote procedure call
(D) remote machine invocation

A

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Q. Which abstraction level undergo the compilation process by converting a sequential program into finite-state machine and register transfers while designing an embedded system?

(A) system
(B) behaviour
(C) rt
(D) logic

A

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Q. Which potential mode of operation indicate the frequent sending of byte to the slave corresponding to the reception of an acknowledge signal when it becomes desirable for the master to write to the slave during data transmission in I2C bus?

(A) master in master-transmit mode & slave in slave-receive mode
(B) slave in slave-transmit mode & master in master-receive mode
(C) master in master-transmit mode as well as master-receive mode
(D) slave in slave-transmit mode as well as slave-receive mode

A

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Q. Which method of multiple secondary communication in TDMA is acquired/adopted by bluetooth especially where data integrity becomes more crucial than avoiding latency?

(A) synchronous connection-oriented (sco) link
(B) asynchronous connectionless link (acl)
(C) both a & b
(D) none of the above

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Q. The upper 128 bytes of an internal data memory from 80H through FFH usually represent ___________.

(A) general-purpose registers
(B) special function registers
(C) stack pointers
(D) program counters

A

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Q. Which common bus specification provides the fastest data transfer rate?

(A) VL bus
(B) ISA
(C) PCI
(D) All of the above

A

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Q. Devices that use the ____ bus are self-configuring.

(A) EISA
(B) ISA
(C) MCA
(D) PCI

A

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Q. Which of following is not a valid bus in computer system ?

(A) Data Bus
(B) Memory Bus
(C) Address Bus
(D) System Bus

A

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Q. The AT bus is also known as the ____ bus.

(A) 286
(B) 8-bit ISA
(C) 16-bit ISA
(D) ISA

Embedded Real Time Operating System MCQs with answers Page - 9

Q. Which of the following has a quadruple buffered receiver and a double buffered transmitter?

Q. process that is based on IPC mechanism which executes on different systems and can communicate with other processes using message based communication, is called ________

Q. Which abstraction level undergo the compilation process by converting a sequential program into finite-state machine and register transfers while designing an embedded system?

Q. Which potential mode of operation indicate the frequent sending of byte to the slave corresponding to the reception of an acknowledge signal when it becomes desirable for the master to write to the slave during data transmission in I2C bus?

Q. Which method of multiple secondary communication in TDMA is acquired/adopted by bluetooth especially where data integrity becomes more crucial than avoiding latency?

Q. The upper 128 bytes of an internal data memory from 80H through FFH usually represent ___________.

Q. Which common bus specification provides the fastest data transfer rate?

Q. Devices that use the ____ bus are self-configuring.

Q. Which of following is not a valid bus in computer system ?

Q. The AT bus is also known as the ____ bus.

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