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

Permanent memory is also called __________

2 / 70

Hardware used for Storage devices may be _____________

3 / 70

“It is Cold outside” is a ____________

4 / 70

Hexadecimal system has total _____ numbers.

5 / 70

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

6 / 70

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

7 / 70

Which Unit size of memory is smallest in computer memory?

8 / 70

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

9 / 70

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

10 / 70

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

11 / 70

Temporary Memory is also called __________

12 / 70

Which Unit size of memory is smallest in computer memory?

13 / 70

“BO93A5” is an example of ______________

14 / 70

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

15 / 70

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

16 / 70

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

17 / 70

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

18 / 70

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

19 / 70

External Devises are just plug and play, it means________

20 / 70

This is not a characteristic of Secondary storage devices_____________

21 / 70

A number system is the system of representation of ____________

22 / 70

The main types of Computer Memory is/ are ______________

23 / 70

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

24 / 70

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

25 / 70

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

26 / 70

______________help us to simplify complex Boolean Expression.

27 / 70

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

28 / 70

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

29 / 70

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

30 / 70

Best example of _____________ is Random Access Memory (RAM)

31 / 70

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

32 / 70

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

33 / 70

Compound proposition is true only if ________________

34 / 70

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

35 / 70

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

36 / 70

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

37 / 70

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

38 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

39 / 70

ASCII Codes are represented in Computer Memory after __________

40 / 70

Which is/ are the characteristic of volatile memory devices?

41 / 70

_____________ is any physical device which used for storing data.

42 / 70

Data to a processor is provided through______________

11 characters left

43 / 70

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

44 / 70

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

45 / 70

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

46 / 70

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

47 / 70

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

48 / 70

ASCII stands for ________________

49 / 70

__________ may also be written as “P . Q”

50 / 70

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

51 / 70

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

52 / 70

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

53 / 70

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

54 / 70

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

55 / 70

___________ may also be written as  ﬧP

56 / 70

“1001001” is an example of _____________

57 / 70

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

58 / 70

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

59 / 70

“236598” is an example of _____________

60 / 70

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

61 / 70

Commonly used number systems are ______________

62 / 70

Which Unit size of memory is biggest in computer memory?

63 / 70

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

64 / 70

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

65 / 70

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

66 / 70

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

67 / 70

All Digital devices / Computers store data in _____________

68 / 70

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

69 / 70

_____________ may also be written as “P + Q”

70 / 70

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

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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