9th Class Computer Notes Chapter-01

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9th Class Computer Notes Chapter-01:

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Computer Ch#01, 09th Class

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1 / 53

After solving a problem, we need ____________whether it is correct or not, we use Test data.

2 / 53

The ______________ step is used to performing calculation & storing the result of calculation.

3 / 53

In algorithm__________ notation is used to get input from the user.

4 / 53

____________ is type of test data, which complies with the input requirement of the algorithm.

5 / 53

It is important to _______________ before jumping into the solution of a problem.

6 / 53

______________ is essential to point out the defects and errors in solution of some problem.

7 / 53

Which is not an Importance & Benefits of a flowchart?

8 / 53

Which is not an advantage of flowchart?

9 / 53

In algorithm _________ Notation is used for starting point of an algorithm.

10 / 53

“Planning a solution” includes following sub steps______________

11 / 53

Testing an algorithm using invalid data ensure that _______________

12 / 53

best statement for a problem: _______________

13 / 53

__________________is one of the key activates to improve quality of a solution.

14 / 53

Which One is not used in flowchart?

15 / 53

In flowchart, ____________ used as conditional operation that determine which one of the two paths to take.

16 / 53

5-Ws (What, Who, When, Where & Why) are used to __________________

17 / 53

In flowchart, taking data from users is called ______________

18 / 53

During draw a flowchart, _________ is used to display / print the result on some output device.

19 / 53

Which type of data can be used to test the problem?

20 / 53

In flowchart, _______ keyword is used to keep counting the number of input given by user or processing.

21 / 53

If an algorithm is used less space than it may be _____________

22 / 53

Designer/ Programmer have option to take these steps____________

23 / 53

A set of Steps to Solve a problem is called____________

24 / 53

A clear understanding of a problem ____________

25 / 53

A well-defined problem is one that _____________

26 / 53

____________ means to test whether the solution is correct or not.

27 / 53

In problem solving steps after analyzing a problem, which step we have to start?

28 / 53

Invalid test Data is type of test data that _____________

29 / 53

In flowchart, we use symbols which are connected with the help of “Arrows” to show ______________

30 / 53

____________means to test if the solution, is actually solving the same problem for it was designed.

31 / 53

The word algorithm comes from the name of Arabic researcher / writer ______________

32 / 53

In flowchart to determine whether a statement is true or false and taking a appropriate step, we use ___________

33 / 53

Which is the disadvantage of algorithm?

34 / 53

Logical Error means the solution is ________________

35 / 53

Graphical presentation of the steps to solve a problem is called ____________

36 / 53

The Solution is verified means; it is _______________

37 / 53

In flowchart, ___________ is used to connect parts of a flow chart on different pages.

38 / 53

In flowchart, ___________ indicate start and end of a flowchart.

39 / 53

In flowchart, ____________ is used to display information which is exhibits the processed result.

40 / 53

An algorithm is considered more efficient if it takes _____________ to reach the result

41 / 53

There can be _________ algorithm to solve a single problem.

42 / 53

In flowchart, ________ represent Operations to Process and change values.

43 / 53

______________ is a graphical representation of the process but ____________ write these steps in human understandable language.

44 / 53

If an algorithm is failed during verification, then it is important to ________________

45 / 53

________ keywords are used in algorithm, to transfer control to any other step in an algorithm.

46 / 53

In Algorithm ___________ keywords are used for check the condition.

47 / 53

Trace Table is a technique used to test algorithm as ____________________

48 / 53

Trace table is in form of _________________

49 / 53

__________ keyword is use in algorithm to show the termination point of the algorithm.

50 / 53

Efficiency of algorithm can be measured by _____________

51 / 53

_________ keyword /Notation is used in algorithm to display value.

52 / 53

During solving a problem, if the problem is not well defined then we can use the strategy, ____________

53 / 53

Usually a computer programmer can use these steps _________

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MCQS Chap # 01 – Computer Science 9th Class (Open/ Download)

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Short Questions Chap#01 – Computer Science 9th Class  (Open/ Download)

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Long Questions Chap #01 – Computer Science 9th Class (Open/ Download)

 

We know, the importance of Computer science  study in every class is most important for students, including for students of 9th Class & 10th Class or other classes. If we talk Matric Classes Student of Science Classes or Arts classes, Computer Science is equally important for both Classes. Every Student of 9th & 10th Class is trying to search the topic like “9th Class Computer Notes pdf”, 10th Class Computer Science Notes PDF”, 9th Class Computer MCQs Chapter-01, 9th Class Computer Notes Chapter-01 New Syllabus, Class 9 Computer MCQs Chapter-01 New Syllabus, 9th Class Computer MCQs Chapter-01, adamjee notes class 9 Computer 2022, adamjee notes for class 9 Computer, adamjee notes for class 9, adamjee notes.

Class 9 Computer Science Chapter-Wise Notes

 

 

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

Here MCQs for your Revision

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Welcome

Please provide information & fill-up this form

1 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

2 / 70

All Digital devices / Computers store data in _____________

3 / 70

A number system is the system of representation of ____________

4 / 70

Which Unit size of memory is smallest in computer memory?

5 / 70

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

6 / 70

ASCII Codes are represented in Computer Memory after __________

7 / 70

______________help us to simplify complex Boolean Expression.

8 / 70

_____________ is any physical device which used for storing data.

9 / 70

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

10 / 70

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

11 / 70

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

12 / 70

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

13 / 70

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

14 / 70

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

15 / 70

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

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

17 / 70

Hardware used for Storage devices may be _____________

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

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_____________ may also be written as “P + Q”

20 / 70

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

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

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

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

24 / 70

Compound proposition is true only if ________________

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Commonly used number systems are ______________

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

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The main types of Computer Memory is/ are ______________

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“BO93A5” is an example of ______________

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“236598” is an example of _____________

30 / 70

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

31 / 70

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

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

33 / 70

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

34 / 70

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

35 / 70

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

36 / 70

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

37 / 70

Temporary Memory is also called __________

38 / 70

ASCII stands for ________________

39 / 70

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

40 / 70

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

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Best example of _____________ is Random Access Memory (RAM)

42 / 70

Hexadecimal system has total _____ numbers.

43 / 70

Which is/ are the characteristic of volatile memory devices?

44 / 70

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

45 / 70

This is not a characteristic of Secondary storage devices_____________

46 / 70

Which Unit size of memory is smallest in computer memory?

47 / 70

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

48 / 70

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

49 / 70

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

50 / 70

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

51 / 70

Data to a processor is provided through______________

11 characters left

52 / 70

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

53 / 70

Permanent memory is also called __________

54 / 70

__________ may also be written as “P . Q”

55 / 70

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

56 / 70

“1001001” is an example of _____________

57 / 70

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

58 / 70

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

59 / 70

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

60 / 70

___________ may also be written as  ﬧP

61 / 70

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

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

63 / 70

External Devises are just plug and play, it means________

64 / 70

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

65 / 70

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

66 / 70

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

67 / 70

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

68 / 70

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

69 / 70

“It is Cold outside” is a ____________

70 / 70

Which Unit size of memory is biggest in computer memory?

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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:

We know, the importance of Computer science  study in every class is most important for students, including for students of 9th Class & 10th Class or other classes. If we talk Matric Classes Student of Science Classes or Arts classes, Computer Science is equally important for both Classes. Every Student of 9th & 10th Class is trying to search the topic like 9th Class Computer Notes pdf, 10th Class Computer Science Notes PDF, 9th Class Computer MCQs Chapter-02, 9th Class Computer Notes Chapter-02, Class 9 Computer MCQs Chapter-02, 9th class Computer Notes Chapter 02, adamjee notes class 9 Computer 2022, adamjee notes for class 9 Computer, adamjee notes for class 9, adamjee notes.

Class 9 Computer Science Chapter-Wise Notes