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

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

2 / 70

This is not a characteristic of Secondary storage devices_____________

3 / 70

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

4 / 70

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

5 / 70

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

6 / 70

Compound proposition is true only if ________________

7 / 70

Data to a processor is provided through______________

11 characters left

8 / 70

Permanent memory is also called __________

9 / 70

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

10 / 70

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

11 / 70

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

12 / 70

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

13 / 70

__________ may also be written as “P . Q”

14 / 70

“It is Cold outside” is a ____________

15 / 70

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

16 / 70

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

17 / 70

Which Unit size of memory is smallest in computer memory?

18 / 70

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

19 / 70

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

20 / 70

A number system is the system of representation of ____________

21 / 70

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

22 / 70

Commonly used number systems are ______________

23 / 70

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

24 / 70

Temporary Memory is also called __________

25 / 70

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

26 / 70

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

27 / 70

ASCII Codes are represented in Computer Memory after __________

28 / 70

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

29 / 70

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

30 / 70

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

31 / 70

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

32 / 70

“BO93A5” is an example of ______________

33 / 70

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

34 / 70

External Devises are just plug and play, it means________

35 / 70

Hexadecimal system has total _____ numbers.

36 / 70

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

37 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

38 / 70

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

39 / 70

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

40 / 70

Hardware used for Storage devices may be _____________

41 / 70

Best example of _____________ is Random Access Memory (RAM)

42 / 70

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

43 / 70

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

44 / 70

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

45 / 70

___________ may also be written as  ﬧP

46 / 70

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

47 / 70

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

48 / 70

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

49 / 70

“236598” is an example of _____________

50 / 70

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

51 / 70

Which Unit size of memory is smallest in computer memory?

52 / 70

The main types of Computer Memory is/ are ______________

53 / 70

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

54 / 70

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

55 / 70

______________help us to simplify complex Boolean Expression.

56 / 70

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

57 / 70

“1001001” is an example of _____________

58 / 70

_____________ is any physical device which used for storing data.

59 / 70

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

60 / 70

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

61 / 70

All Digital devices / Computers store data in _____________

62 / 70

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

63 / 70

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

64 / 70

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

65 / 70

ASCII stands for ________________

66 / 70

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

67 / 70

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

68 / 70

_____________ may also be written as “P + Q”

69 / 70

Which Unit size of memory is biggest in computer memory?

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