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

A clear understanding of a problem ____________

2 / 53

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

3 / 53

The Solution is verified means; it is _______________

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

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

8 / 53

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

9 / 53

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

10 / 53

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

11 / 53

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

12 / 53

Invalid test Data is type of test data that _____________

13 / 53

In flowchart, taking data from users is called ______________

14 / 53

In Algorithm ___________ keywords are used for check the condition.

15 / 53

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

16 / 53

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

17 / 53

Trace Table is a technique used to test algorithm as ____________________

18 / 53

Usually a computer programmer can use these steps _________

19 / 53

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

20 / 53

Logical Error means the solution is ________________

21 / 53

Testing an algorithm using invalid data ensure that _______________

22 / 53

Which One is not used in flowchart?

23 / 53

Designer/ Programmer have option to take these steps____________

24 / 53

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

25 / 53

best statement for a problem: _______________

26 / 53

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

27 / 53

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

28 / 53

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

29 / 53

Which is not an Importance & Benefits of a flowchart?

30 / 53

A well-defined problem is one that _____________

31 / 53

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

32 / 53

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

33 / 53

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

34 / 53

A set of Steps to Solve a problem is called____________

35 / 53

Which is not an advantage of flowchart?

36 / 53

“Planning a solution” includes following sub steps______________

37 / 53

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

38 / 53

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

39 / 53

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

40 / 53

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

41 / 53

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

42 / 53

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

43 / 53

Efficiency of algorithm can be measured by _____________

44 / 53

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

45 / 53

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

46 / 53

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

47 / 53

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

48 / 53

Trace table is in form of _________________

49 / 53

There can be _________ algorithm to solve a single problem.

50 / 53

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

51 / 53

Which is the disadvantage of algorithm?

52 / 53

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

53 / 53

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

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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

ASCII Codes are represented in Computer Memory after __________

2 / 70

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

3 / 70

__________ may also be written as “P . Q”

4 / 70

Hexadecimal system has total _____ numbers.

5 / 70

___________ may also be written as  ﬧP

6 / 70

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

7 / 70

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

8 / 70

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

9 / 70

“It is Cold outside” is a ____________

10 / 70

Hardware used for Storage devices may be _____________

11 / 70

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

12 / 70

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

13 / 70

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

14 / 70

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

15 / 70

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

16 / 70

Which Unit size of memory is smallest in computer memory?

17 / 70

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

18 / 70

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

19 / 70

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

20 / 70

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

21 / 70

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

22 / 70

ASCII stands for ________________

23 / 70

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

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

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

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

27 / 70

Which Unit size of memory is smallest in computer memory?

28 / 70

All Digital devices / Computers store data in _____________

29 / 70

Which is/ are the characteristic of volatile memory devices?

30 / 70

______________help us to simplify complex Boolean Expression.

31 / 70

_____________ may also be written as “P + Q”

32 / 70

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

33 / 70

Data to a processor is provided through______________

11 characters left

34 / 70

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

35 / 70

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

36 / 70

A number system is the system of representation of ____________

37 / 70

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

38 / 70

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

39 / 70

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

40 / 70

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

41 / 70

Best example of _____________ is Random Access Memory (RAM)

42 / 70

Compound proposition is true only if ________________

43 / 70

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

44 / 70

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

45 / 70

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

46 / 70

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

47 / 70

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

48 / 70

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

49 / 70

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

50 / 70

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

51 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

52 / 70

Commonly used number systems are ______________

53 / 70

“1001001” is an example of _____________

54 / 70

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

55 / 70

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

56 / 70

“236598” is an example of _____________

57 / 70

The main types of Computer Memory is/ are ______________

58 / 70

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

59 / 70

“BO93A5” is an example of ______________

60 / 70

This is not a characteristic of Secondary storage devices_____________

61 / 70

Which Unit size of memory is biggest in computer memory?

62 / 70

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

63 / 70

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

64 / 70

External Devises are just plug and play, it means________

65 / 70

_____________ is any physical device which used for storing data.

66 / 70

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

67 / 70

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

68 / 70

Temporary Memory is also called __________

69 / 70

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

70 / 70

Permanent memory is also called __________

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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