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

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

2 / 70

Hardware used for Storage devices may be _____________

3 / 70

Temporary Memory is also called __________

4 / 70

Which Unit size of memory is smallest in computer memory?

5 / 70

ASCII Codes are represented in Computer Memory after __________

6 / 70

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

7 / 70

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

8 / 70

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

9 / 70

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

10 / 70

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

11 / 70

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

12 / 70

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

13 / 70

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

14 / 70

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

15 / 70

_____________ is any physical device which used for storing data.

16 / 70

______________help us to simplify complex Boolean Expression.

17 / 70

_____________ may also be written as “P + Q”

18 / 70

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

19 / 70

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

20 / 70

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

21 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

22 / 70

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

23 / 70

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

24 / 70

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

25 / 70

All Digital devices / Computers store data in _____________

26 / 70

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

27 / 70

Best example of _____________ is Random Access Memory (RAM)

28 / 70

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

29 / 70

__________ may also be written as “P . Q”

30 / 70

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

31 / 70

ASCII stands for ________________

32 / 70

Commonly used number systems are ______________

33 / 70

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

34 / 70

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

35 / 70

Which Unit size of memory is biggest in computer memory?

36 / 70

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

37 / 70

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

38 / 70

___________ may also be written as  ﬧP

39 / 70

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

40 / 70

Hexadecimal system has total _____ numbers.

41 / 70

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

42 / 70

“It is Cold outside” is a ____________

43 / 70

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

44 / 70

“BO93A5” is an example of ______________

45 / 70

“1001001” is an example of _____________

46 / 70

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

47 / 70

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

48 / 70

External Devises are just plug and play, it means________

49 / 70

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

50 / 70

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

51 / 70

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

52 / 70

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

53 / 70

This is not a characteristic of Secondary storage devices_____________

54 / 70

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

55 / 70

“236598” is an example of _____________

56 / 70

Which Unit size of memory is smallest in computer memory?

57 / 70

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

58 / 70

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

59 / 70

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

60 / 70

The main types of Computer Memory is/ are ______________

61 / 70

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

62 / 70

Permanent memory is also called __________

63 / 70

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

64 / 70

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

65 / 70

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

66 / 70

Compound proposition is true only if ________________

67 / 70

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

68 / 70

A number system is the system of representation of ____________

69 / 70

Data to a processor is provided through______________

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70 / 70

Which is/ are the characteristic of volatile memory devices?

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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