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

ASCII stands for ________________

2 / 70

Hardware used for Storage devices may be _____________

3 / 70

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

4 / 70

_____________ may also be written as “P + Q”

5 / 70

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

6 / 70

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

7 / 70

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

8 / 70

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

9 / 70

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

10 / 70

______________help us to simplify complex Boolean Expression.

11 / 70

A number system is the system of representation of ____________

12 / 70

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

13 / 70

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

14 / 70

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

15 / 70

Data to a processor is provided through______________

11 characters left

16 / 70

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

17 / 70

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

18 / 70

Temporary Memory is also called __________

19 / 70

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

20 / 70

All Digital devices / Computers store data in _____________

21 / 70

The main types of Computer Memory is/ are ______________

22 / 70

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

23 / 70

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

24 / 70

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

25 / 70

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

26 / 70

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

27 / 70

Best example of _____________ is Random Access Memory (RAM)

28 / 70

“It is Cold outside” is a ____________

29 / 70

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

30 / 70

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

31 / 70

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

32 / 70

Which Unit size of memory is smallest in computer memory?

33 / 70

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

34 / 70

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

35 / 70

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

36 / 70

Commonly used number systems are ______________

37 / 70

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

38 / 70

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

39 / 70

Compound proposition is true only if ________________

40 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

41 / 70

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

42 / 70

__________ may also be written as “P . Q”

43 / 70

“BO93A5” is an example of ______________

44 / 70

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

45 / 70

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

46 / 70

External Devises are just plug and play, it means________

47 / 70

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

48 / 70

“1001001” is an example of _____________

49 / 70

Which is/ are the characteristic of volatile memory devices?

50 / 70

This is not a characteristic of Secondary storage devices_____________

51 / 70

_____________ is any physical device which used for storing data.

52 / 70

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

53 / 70

ASCII Codes are represented in Computer Memory after __________

54 / 70

___________ may also be written as  ﬧP

55 / 70

“236598” is an example of _____________

56 / 70

Hexadecimal system has total _____ numbers.

57 / 70

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

58 / 70

Permanent memory is also called __________

59 / 70

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

60 / 70

Which Unit size of memory is biggest in computer memory?

61 / 70

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

62 / 70

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

63 / 70

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

64 / 70

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

65 / 70

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

66 / 70

Which Unit size of memory is smallest in computer memory?

67 / 70

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

68 / 70

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

69 / 70

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

70 / 70

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

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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