9th Class Computer Notes Chapter-01

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9th Class Computer Notes Chapter-01:

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 “Problem Solving” i.e. 9th Class Computer Science MCQs 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

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

3 / 53

A set of Steps to Solve a problem is called____________

4 / 53

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

5 / 53

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

6 / 53

The Solution is verified means; it is _______________

7 / 53

In Algorithm ___________ keywords are used for check the condition.

8 / 53

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

9 / 53

Logical Error means the solution is ________________

10 / 53

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

11 / 53

Which is not an Importance & Benefits of a flowchart?

12 / 53

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

13 / 53

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

14 / 53

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

15 / 53

Trace Table is a technique used to test algorithm as ____________________

16 / 53

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

17 / 53

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

18 / 53

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

19 / 53

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

20 / 53

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

21 / 53

Testing an algorithm using invalid data ensure that _______________

22 / 53

Designer/ Programmer have option to take these steps____________

23 / 53

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

24 / 53

“Planning a solution” includes following sub steps______________

25 / 53

Which is the disadvantage of algorithm?

26 / 53

Efficiency of algorithm can be measured by _____________

27 / 53

Usually a computer programmer can use these steps _________

28 / 53

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

29 / 53

Trace table is in form of _________________

30 / 53

There can be _________ algorithm to solve a single problem.

31 / 53

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

32 / 53

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

33 / 53

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

34 / 53

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

35 / 53

Which is not an advantage of flowchart?

36 / 53

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

37 / 53

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

38 / 53

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

39 / 53

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

40 / 53

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

41 / 53

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

42 / 53

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

43 / 53

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

44 / 53

best statement for a problem: _______________

45 / 53

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

46 / 53

A well-defined problem is one that _____________

47 / 53

In flowchart, taking data from users is called ______________

48 / 53

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

49 / 53

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

50 / 53

Invalid test Data is type of test data that _____________

51 / 53

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

52 / 53

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

53 / 53

Which One is not used in flowchart?

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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

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Welcome

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1 / 70

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

2 / 70

A number system is the system of representation of ____________

3 / 70

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

4 / 70

ASCII Codes are represented in Computer Memory after __________

5 / 70

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

6 / 70

___________ may also be written as  ﬧP

7 / 70

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

8 / 70

Best example of _____________ is Random Access Memory (RAM)

9 / 70

______________help us to simplify complex Boolean Expression.

10 / 70

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

11 / 70

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

12 / 70

Temporary Memory is also called __________

13 / 70

External Devises are just plug and play, it means________

14 / 70

_____________ is any physical device which used for storing data.

15 / 70

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

16 / 70

Commonly used number systems are ______________

17 / 70

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

18 / 70

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

19 / 70

Compound proposition is true only if ________________

20 / 70

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

21 / 70

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

22 / 70

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

23 / 70

Which Unit size of memory is biggest in computer memory?

24 / 70

Which Unit size of memory is smallest in computer memory?

25 / 70

__________ may also be written as “P . Q”

26 / 70

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

27 / 70

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

28 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

29 / 70

“It is Cold outside” is a ____________

30 / 70

Which is/ are the characteristic of volatile memory devices?

31 / 70

All Digital devices / Computers store data in _____________

32 / 70

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

33 / 70

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

34 / 70

The main types of Computer Memory is/ are ______________

35 / 70

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

36 / 70

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

37 / 70

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

38 / 70

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

39 / 70

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

40 / 70

_____________ may also be written as “P + Q”

41 / 70

ASCII stands for ________________

42 / 70

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

43 / 70

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

44 / 70

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

45 / 70

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

46 / 70

Permanent memory is also called __________

47 / 70

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

48 / 70

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

49 / 70

“BO93A5” is an example of ______________

50 / 70

Which Unit size of memory is smallest in computer memory?

51 / 70

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

52 / 70

“1001001” is an example of _____________

53 / 70

“236598” is an example of _____________

54 / 70

Data to a processor is provided through______________

11 characters left

55 / 70

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

56 / 70

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

57 / 70

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

58 / 70

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

59 / 70

This is not a characteristic of Secondary storage devices_____________

60 / 70

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

61 / 70

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

62 / 70

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

63 / 70

Hardware used for Storage devices may be _____________

64 / 70

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

65 / 70

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

66 / 70

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

67 / 70

Hexadecimal system has total _____ numbers.

68 / 70

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

69 / 70

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

70 / 70

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

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