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Binary System:

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9th Class Computer Notes Chapter-02:

MCQs from Text Book Exercise and others included in this Practice panel. By practicing again and again, Student can get good practice on this topic “Binary System” i.e. 9th Class Computer Science MCQs Chapter-02. Best of Luck.

 

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Computer Ch#02, 09th Class

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1 / 70

External Devises are just plug and play, it means________

2 / 70

In primary and secondary storages, data is stored in the form of _________

3 / 70

Commonly used number systems are ______________

4 / 70

All Digital devices / Computers store data in _____________

5 / 70

During conversion Binary to Hexadecimal, we make the group from ___________

6 / 70

To assemble more than one operation and make a single proposition, we use _________

7 / 70

___________ may also be written as  ﬧP

8 / 70

Expression (A + B ) . (A+C) is equal to ____________

9 / 70

The main types of Computer Memory is/ are ______________

10 / 70

All the characters on keyboard have an associated code which is called ___________

11 / 70

If “C” is in Hexadecimal, then its binary value is ____________

12 / 70

A number system is the system of representation of ____________

13 / 70

This Expression “( A + B ) + C = A  + ( B + C )” is the example of __________

14 / 70

According to _________ law there is no change in result if priority of expressions is changed.

15 / 70

_____________ is any physical device which used for storing data.

16 / 70

If “9” is in Hexadecimal, then its binary value is ____________

17 / 70

“BO93A5” is an example of ______________

18 / 70

This Expression “A + B  =  B + A” is the example of __________

19 / 70

ASCII stands for ________________

20 / 70

“It is Cold outside” is a ____________

21 / 70

Any computer hardware that is used for storing, porting and extracting data is called __________

22 / 70

“236598” is an example of _____________

23 / 70

___________ are assigned on the bases of Truthfulness or falsity of a proposition.

24 / 70

A Truth Table is used to check the truth value of a proposition when ___________ are used.

25 / 70

Group of Eight bits is enough space to store single ASCII character, which is called _______

26 / 70

“1001001” is an example of _____________

27 / 70

Every proposition takes one out of two values _________, which is called truth values

28 / 70

ASCII Codes are represented in Computer Memory after __________

29 / 70

To Convert ______________________, divide the number by 16 and take Quotient and Remainder.

30 / 70

The number system which has base 10, also it uses ten digits (0-9) is called________

31 / 70

Hexadecimal system has total _____ numbers.

32 / 70

In Boolean algebra, if we use OR Operator, the compound composition is true if ______________

33 / 70

___________ is used to assemble more than one proposition into one proposition.

34 / 70

A device which can hold data even if it is not connected to any power source, is called __________

35 / 70

In Non-Volatile memory, if we turn of power, the data stored in devices __________

36 / 70

1-Petabyte is equal to ______________

  • (1024)4 bytes
  • (1024)6 bytes
  • (1024)5 bytes
  • (1024)7 bytes

Select Correct Option

37 / 70

Number “17” is equal to ___________ in binary system.

38 / 70

During conversion Binary to Hexadecimal, if the left group has been less then 4-digits then, we simply ______________

39 / 70

The number system which has base 16 and it use 16-digits (0to 9, A, B, C, D, E, F) is called _______

40 / 70

The order of application of two separate terms is not important in _____________

41 / 70

__________ may also be written as “P . Q”

42 / 70

Hardware used for Storage devices may be _____________

43 / 70

Which is/ are the characteristic of volatile memory devices?

44 / 70

The logical operator___________ is not a connector but it is used to negate a proposition.

45 / 70

Permanent memory is also called __________

46 / 70

Which Unit size of memory is smallest in computer memory?

47 / 70

Compound proposition is true only if ________________

48 / 70

To Convert ________________________, we divide the number by 2 and take Quotient and Remainder.

49 / 70

The number system which has base 2 and it uses only 2-digits (0, 1) is called _______

50 / 70

In computer memory, At least one piece of information take place _____________

51 / 70

To convert_____________, simply convert each hexadecimal digit to four binary values

52 / 70

This is not a characteristic of Secondary storage devices_____________

53 / 70

______________help us to simplify complex Boolean Expression.

54 / 70

The smallest unit of data, can hold only one value 0 or 1 called __________

55 / 70

_____________ may also be written as “P + Q”

56 / 70

This Expression “A + ( B . C ) = ( A + B ) ( A + C )”  is the example of __________

57 / 70

  1. A Truth Table is used to check a proposition, weather it is _____________

58 / 70

At least _________ byte(s) is required to store any piece of information in a computer’s memory.

59 / 70

We get a _____________when some logical operator is applied to the Boolean proposition.

60 / 70

A device which holds data as long as, it has power supply connected to it, is called _______

61 / 70

Which Unit size of memory is biggest in computer memory?

62 / 70

Typical Example of _______________ is Hard drive, Memory Card, Flash Drive.

63 / 70

If “E” is in Hexadecimal, then its binary value is ____________

64 / 70

This Expression “A + 0 = A”  is the example of __________

65 / 70

If “F” is in Hexadecimal, then its binary value is ____________

66 / 70

Data to a processor is provided through______________

11 characters left

67 / 70

According to Boolean algebra, ___________ is a sentence that can either be true or false.

68 / 70

Best example of _____________ is Random Access Memory (RAM)

69 / 70

Which Unit size of memory is smallest in computer memory?

70 / 70

Temporary Memory is also called __________

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MCQs Chap # 02 – Computer Science 9th Class (Open/ Download)

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Short Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

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Long Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

 

9th Class Computer Science Notes & MCQS:

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