9th Class Computer Notes Chapter-02

9th Class Computer MCQs Chapter-02
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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

A number system is the system of representation of ____________

2 / 70

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

3 / 70

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

4 / 70

___________ may also be written as  ﬧP

5 / 70

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

6 / 70

External Devises are just plug and play, it means________

7 / 70

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

8 / 70

Data to a processor is provided through______________

11 characters left

9 / 70

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

10 / 70

_____________ may also be written as “P + Q”

11 / 70

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

12 / 70

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

13 / 70

“236598” is an example of _____________

14 / 70

______________help us to simplify complex Boolean Expression.

15 / 70

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

16 / 70

Hardware used for Storage devices may be _____________

17 / 70

_____________ is any physical device which used for storing data.

18 / 70

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

19 / 70

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

20 / 70

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

21 / 70

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

22 / 70

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

23 / 70

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

24 / 70

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

25 / 70

Which Unit size of memory is smallest in computer memory?

26 / 70

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

27 / 70

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

28 / 70

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

29 / 70

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

30 / 70

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

31 / 70

Best example of _____________ is Random Access Memory (RAM)

32 / 70

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

33 / 70

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

34 / 70

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

35 / 70

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

36 / 70

This is not a characteristic of Secondary storage devices_____________

37 / 70

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

38 / 70

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

39 / 70

“BO93A5” is an example of ______________

40 / 70

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

41 / 70

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

42 / 70

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

43 / 70

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

44 / 70

__________ may also be written as “P . Q”

45 / 70

Which is/ are the characteristic of volatile memory devices?

46 / 70

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

47 / 70

Temporary Memory is also called __________

48 / 70

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

49 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

50 / 70

All Digital devices / Computers store data in _____________

51 / 70

“It is Cold outside” is a ____________

52 / 70

Permanent memory is also called __________

53 / 70

Which Unit size of memory is smallest in computer memory?

54 / 70

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

55 / 70

Hexadecimal system has total _____ numbers.

56 / 70

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

57 / 70

ASCII stands for ________________

58 / 70

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

59 / 70

Which Unit size of memory is biggest in computer memory?

60 / 70

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

61 / 70

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

62 / 70

ASCII Codes are represented in Computer Memory after __________

63 / 70

The main types of Computer Memory is/ are ______________

64 / 70

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

65 / 70

Compound proposition is true only if ________________

66 / 70

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

67 / 70

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

68 / 70

Commonly used number systems are ______________

69 / 70

“1001001” is an example of _____________

70 / 70

All the characters on keyboard have an associated code which is 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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Class 9 Computer Science Chapter-Wise Notes