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

“BO93A5” is an example of ______________

2 / 70

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

3 / 70

“236598” is an example of _____________

4 / 70

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

5 / 70

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

6 / 70

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

7 / 70

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

8 / 70

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

9 / 70

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

10 / 70

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

11 / 70

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

12 / 70

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

13 / 70

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

14 / 70

The main types of Computer Memory is/ are ______________

15 / 70

Best example of _____________ is Random Access Memory (RAM)

16 / 70

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

17 / 70

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

18 / 70

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

19 / 70

ASCII stands for ________________

20 / 70

ASCII Codes are represented in Computer Memory after __________

21 / 70

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

22 / 70

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

23 / 70

Which Unit size of memory is smallest in computer memory?

24 / 70

Commonly used number systems are ______________

25 / 70

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

26 / 70

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

27 / 70

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

28 / 70

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

29 / 70

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

30 / 70

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

31 / 70

_____________ is any physical device which used for storing data.

32 / 70

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

33 / 70

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

34 / 70

Which Unit size of memory is smallest in computer memory?

35 / 70

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

36 / 70

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

37 / 70

This is not a characteristic of Secondary storage devices_____________

38 / 70

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

39 / 70

Compound proposition is true only if ________________

40 / 70

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

41 / 70

Permanent memory is also called __________

42 / 70

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

43 / 70

Hardware used for Storage devices may be _____________

44 / 70

All Digital devices / Computers store data in _____________

45 / 70

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

46 / 70

______________help us to simplify complex Boolean Expression.

47 / 70

External Devises are just plug and play, it means________

48 / 70

_____________ may also be written as “P + Q”

49 / 70

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

50 / 70

Temporary Memory is also called __________

51 / 70

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

52 / 70

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

53 / 70

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

54 / 70

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

55 / 70

___________ may also be written as  ﬧP

56 / 70

Which is/ are the characteristic of volatile memory devices?

57 / 70

Hexadecimal system has total _____ numbers.

58 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

59 / 70

“It is Cold outside” is a ____________

60 / 70

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

61 / 70

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

62 / 70

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

63 / 70

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

64 / 70

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

65 / 70

Which Unit size of memory is biggest in computer memory?

66 / 70

Data to a processor is provided through______________

11 characters left

67 / 70

A number system is the system of representation of ____________

68 / 70

__________ may also be written as “P . Q”

69 / 70

“1001001” is an example of _____________

70 / 70

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

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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