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

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

2 / 70

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

3 / 70

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

4 / 70

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

5 / 70

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

6 / 70

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

7 / 70

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

8 / 70

The main types of Computer Memory is/ are ______________

9 / 70

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

10 / 70

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

11 / 70

Hardware used for Storage devices may be _____________

12 / 70

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

13 / 70

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

14 / 70

Data to a processor is provided through______________

11 characters left

15 / 70

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

16 / 70

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

17 / 70

Commonly used number systems are ______________

18 / 70

“1001001” is an example of _____________

19 / 70

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

20 / 70

A number system is the system of representation of ____________

21 / 70

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

22 / 70

Permanent memory is also called __________

23 / 70

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

24 / 70

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

25 / 70

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

26 / 70

External Devises are just plug and play, it means________

27 / 70

“236598” is an example of _____________

28 / 70

_____________ may also be written as “P + Q”

29 / 70

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

30 / 70

Which Unit size of memory is smallest in computer memory?

31 / 70

Temporary Memory is also called __________

32 / 70

“It is Cold outside” is a ____________

33 / 70

ASCII Codes are represented in Computer Memory after __________

34 / 70

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

35 / 70

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

36 / 70

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

37 / 70

This is not a characteristic of Secondary storage devices_____________

38 / 70

___________ may also be written as  ﬧP

39 / 70

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

40 / 70

_____________ is any physical device which used for storing data.

41 / 70

Compound proposition is true only if ________________

42 / 70

Which Unit size of memory is smallest in computer memory?

43 / 70

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

44 / 70

Hexadecimal system has total _____ numbers.

45 / 70

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

46 / 70

Which Unit size of memory is biggest in computer memory?

47 / 70

Which is/ are the characteristic of volatile memory devices?

48 / 70

______________help us to simplify complex Boolean Expression.

49 / 70

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

50 / 70

“BO93A5” is an example of ______________

51 / 70

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

52 / 70

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

53 / 70

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

54 / 70

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

55 / 70

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

56 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

57 / 70

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

58 / 70

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

59 / 70

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

60 / 70

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

61 / 70

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

62 / 70

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

63 / 70

ASCII stands for ________________

64 / 70

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

65 / 70

Best example of _____________ is Random Access Memory (RAM)

66 / 70

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

67 / 70

All Digital devices / Computers store data in _____________

68 / 70

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

69 / 70

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

70 / 70

__________ may also be written as “P . Q”

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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