CS609 Midterm Online Quiz

0%

CS609-Midterm

1 / 50

------------ is used to read date from RTC

2 / 50

The microprocessor package has many signals for data. Below are some in Correct priority order (Higher to Lower).

3 / 50

Int 14H __________ can be used to receive a byte.

4 / 50

Standard PC operates in two modes in terms of memory which are

5 / 50

PPI stands for

6 / 50

Int 14H____________ can be used to send a byte

7 / 50

To store each character in keyboard buffer ____ bytes are required.

8 / 50

Int 14H______ can be used to set the line parameter of the UART or COM port

9 / 50

NMI Stand for

10 / 50

Following is not a method of I/O

11 / 50

Each paragraph in keep function is ____ bytes in size.

12 / 50

To set the interrupt vector means is to change the double word sized interrupt vector within the IVT.

13 / 50

Operating system name contains ____ bytes in boot block.

14 / 50

Int 14H __________ can be used to set the line parameter of the UART or COM port.

15 / 50

What will be the value of DL register when we are accessing C drive using undocumented service 21H/32H?

16 / 50

Int 14H __________ can be used to set the line parameter of the UART or COM port.

17 / 50

In ____________each byte is needed to be encapsulated in start and end.

18 / 50

File system used in CD’s is_______ file system

19 / 50

Maximum number of interrupts in a standard PC is

20 / 50

Int ________ is used to control the printer via the BIOS.

21 / 50

BIOS support _____________UARTS as COM ports.

22 / 50

Display device (Monitor) performs _________ I/O.

23 / 50

_______ is LED control byte.

24 / 50

Bit number _______ of coprocessor control word is the Interrupt Enable Flag.

25 / 50

In order to produce the sound from PC internal Speaker we have to load the___bit divisor value at the ___port.

26 / 50

In case of synchronous communication a timing signal is required to identify the start and end of a bit.

27 / 50

Hardware Interrupts are __________.

28 / 50

The output on the monitor is controlled by a controller called __________within the PC.

29 / 50

________means typematic rate will be sent in next byte.

30 / 50

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

31 / 50

Timer interrupt occurs _______ times every second by means of hardware.

32 / 50

DTE is ____________.

33 / 50

Control information in files is maintained using

34 / 50

PPI interconnection _______ bits is cleared to indicate low nibble is being sent.

35 / 50

Counter register can be used to divide clock signal.

36 / 50

_________ used to determine the amount of conventional memory interfaced with the processor in kilobytes.

37 / 50

At IRQ 7 Interrupt # ___ is used.

38 / 50

Only ________ ports are important from programming point of view.

39 / 50

On the execution of IRET instruction, number of bytes popped from stack is

40 / 50

DSR stands for __________ .

41 / 50

The following command “outportb (0x61,inportb(0x61) & 0xFC);” will

42 / 50

------------ is used to read time from RTC

43 / 50

If we want to produce the grave voice from speaker phone then we have to load the ____ divisor values at Port ____.

44 / 50

Communication between keyboard and keyboard controller is __________.

45 / 50

------------ whenever receive indicates the start of communication ……….. whenever receive indicates the end of communication

46 / 50

The BIOS interrupt ________ can be used to configure RTC.

47 / 50

PPI stands for _____________.

48 / 50

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

49 / 50

DMA stands for_________

50 / 50

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

Your score is

The average score is 0%

0%

Qunoot e Nazilah
Dua e Hajat
4 Qul
6 Kalma
Dua-e-Akasha
Darood Akbar
Surah Fatiha
Dua-e-Ganj Ul Arsh
Dua-e-Jamilah
Ayat-ul-Kursi