CS609 Midterm Past Papers

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Cs609 practice quiz is online quiz made by xhunta.com for practice before exam. You will attempt quiz any time. quiz have a lot of question from past papers and every quiz select 30 question randomly. Every time you select quiz question will be changed, so practice before attempt quiz , mid term papers or final term papers.

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Created on May 18, 2022 By

faisal_faisi

CS609 lecture wise midterm quiz (practice)

Welcome to CS609 Midterm Online Practice Quiz.

You can check your preparation of CS609 for your Exams here.

1 / 30

_______ is LED control byte?

0xFD

0xED

0xFF

0xEE

2 / 30

Bit number 2 of port 64H Status register used for output buffer full?

True

False

3 / 30

Bit number _____ can declares the parity error of port 64H Status register?

4 / 30

________ is a device incorporated into the PC to update time even if the computer is off?

Clock counter

ROM

Clock

Real time clock

5 / 30

Interrupt ______ is used to get or set the time?

0AH

1AH

2AH

3AH

6 / 30

The baud rate is set in accordance with the divisor value loaded within the UART internal registers base +0 and base +1?

TRUE

FALSE

7 / 30

REGS is a Union?

True

False

8 / 30

The bit of Line control register in UART, if set indicates that the DLL and DLM will act as the divisor

9 / 30

DCE stands for __________?

Data communication equipment

Distributed Computing Environment

Data Communications Equipment

Data Carrier Equipment

10 / 30

DTE is ____________?

Data terminal equipment

Data transmitting equipment

Dual terminal equipment

None of the given

11 / 30

_____ bit is cleared to indicate the low nibble is being sent?

12 / 30

UART stands for_______?

Universal Asynchronous Receiver Transmitter

Universal Adjustment and Realigning Tool

Unconventional Assisted Recovery Team

None of these

13 / 30

If printer is _____ then printer sends back the ACK signal to the printer interface?

idle

busy

Out of paper

None of the given

14 / 30

At IRQ 7 Interrupt # ___ is used?

0x0A

0x0B

0x0C

0x0F

15 / 30

We have set the bit No. 7 of IMR(Interrupt Mask Register) to unmask the Interrupt so that interrupt _____ can occur at ____ line?

0xf ,IRQ 7

0xa, IRQ 6

0x8, IRQ 5

0x6, IRQ 2

16 / 30

The printer interface uses the?

IRQ 6

IRQ 7

IRQ 1

17 / 30

If we want to send printing on the printer then we have to perform following steps?

Initialize printer

Read Status

Check Error

All of the given

18 / 30

The PPI acts as an interface between the CPU and a parallel ________ ?

I/O device

CPU

BUS

None of Given

19 / 30

Standard PC can have _____ PPI?

20 / 30

In parallel communication, the maximum numbers of bits we can send between two computers are ________. ?

2-bits

4-bits

6-bits

8-bits

21 / 30

PPI stands for?

Parallel Programmable interface

Peripheral Programmable interface

Port Programmable interface

None of the given

22 / 30

In counter register bit no. 3 changes its value between 0 and 1 with in ____clock cycles?

23 / 30

Total No. of bytes that can be stored in Keyboard Buffer is____?

128

24 / 30

Tail of keyboard should get to get the start of buffer?

True

False

25 / 30

____ No. of bytes are used to store the character in the keyboard buffer?

26 / 30

In IRQ2 and IRQ3 which one has the highest priority?

Can’t be determined

Both have same priority

IRQ3

IRQ2

27 / 30

Hardware Interrupts are __________?

Preemptive

Non-Preemptive

Both Preemptive and Non-Preemptive

None of Given

28 / 30

The Function of I/O controller is to provide ____________?

I/O control signals

Buffering

Error Correction and Detection

All of given

29 / 30

Display device (Monitor) performs _________ I/O?

memory mapped

Isolated

Both of above

None of these

30 / 30

Keyboard Status Byte is located at the address?

0040:0000H

0040:0013H

0040:0015H

0040:0017H

Your score is

The average score is 36%

CS609 Midterm Past Papers

What is Cs609 practice quiz ?

Cs609 past papers file not open in mobile?

The bit of Line control register in UART, if set indicates that the DLL and DLM will act as the divisor

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