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

Which is the disadvantage of algorithm?

3 / 53

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

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

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

8 / 53

Testing an algorithm using invalid data ensure that _______________

9 / 53

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

10 / 53

Which is not an advantage of flowchart?

11 / 53

Trace table is in form of _________________

12 / 53

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

13 / 53

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

14 / 53

“Planning a solution” includes following sub steps______________

15 / 53

In flowchart, taking data from users is called ______________

16 / 53

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

17 / 53

A set of Steps to Solve a problem is called____________

18 / 53

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

19 / 53

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

20 / 53

Invalid test Data is type of test data that _____________

21 / 53

The Solution is verified means; it is _______________

22 / 53

There can be _________ algorithm to solve a single problem.

23 / 53

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

24 / 53

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

25 / 53

Usually a computer programmer can use these steps _________

26 / 53

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

27 / 53

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

28 / 53

Which is not an Importance & Benefits of a flowchart?

29 / 53

best statement for a problem: _______________

30 / 53

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

31 / 53

Efficiency of algorithm can be measured by _____________

32 / 53

In Algorithm ___________ keywords are used for check the condition.

33 / 53

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

34 / 53

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

35 / 53

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

36 / 53

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

37 / 53

A well-defined problem is one that _____________

38 / 53

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

39 / 53

Designer/ Programmer have option to take these steps____________

40 / 53

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

41 / 53

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

42 / 53

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

43 / 53

Logical Error means the solution is ________________

44 / 53

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

45 / 53

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

46 / 53

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

47 / 53

Which One is not used in flowchart?

48 / 53

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

49 / 53

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

50 / 53

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

51 / 53

Trace Table is a technique used to test algorithm as ____________________

52 / 53

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

53 / 53

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

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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

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1 / 70

A number system is the system of representation of ____________

2 / 70

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

3 / 70

All Digital devices / Computers store data in _____________

4 / 70

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

5 / 70

This is not a characteristic of Secondary storage devices_____________

6 / 70

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

7 / 70

Commonly used number systems are ______________

8 / 70

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

9 / 70

The main types of Computer Memory is/ are ______________

10 / 70

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

11 / 70

Permanent memory is also called __________

12 / 70

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

13 / 70

Best example of _____________ is Random Access Memory (RAM)

14 / 70

“BO93A5” is an example of ______________

15 / 70

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

16 / 70

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

17 / 70

______________help us to simplify complex Boolean Expression.

18 / 70

Hardware used for Storage devices may be _____________

19 / 70

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

20 / 70

ASCII Codes are represented in Computer Memory after __________

21 / 70

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

22 / 70

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

23 / 70

Data to a processor is provided through______________

11 characters left

24 / 70

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

25 / 70

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

26 / 70

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

27 / 70

External Devises are just plug and play, it means________

28 / 70

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

29 / 70

ASCII stands for ________________

30 / 70

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

31 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

32 / 70

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

33 / 70

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

34 / 70

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

35 / 70

Which is/ are the characteristic of volatile memory devices?

36 / 70

Which Unit size of memory is smallest in computer memory?

37 / 70

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

38 / 70

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

39 / 70

Hexadecimal system has total _____ numbers.

40 / 70

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

41 / 70

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

42 / 70

Which Unit size of memory is biggest in computer memory?

43 / 70

___________ may also be written as  ﬧP

44 / 70

Temporary Memory is also called __________

45 / 70

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

46 / 70

__________ may also be written as “P . Q”

47 / 70

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

48 / 70

“236598” is an example of _____________

49 / 70

“1001001” is an example of _____________

50 / 70

Compound proposition is true only if ________________

51 / 70

_____________ may also be written as “P + Q”

52 / 70

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

53 / 70

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

54 / 70

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

55 / 70

“It is Cold outside” is a ____________

56 / 70

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

57 / 70

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

58 / 70

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

59 / 70

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

60 / 70

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

61 / 70

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

62 / 70

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

63 / 70

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

64 / 70

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

65 / 70

_____________ is any physical device which used for storing data.

66 / 70

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

67 / 70

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

68 / 70

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

69 / 70

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

70 / 70

Which Unit size of memory is smallest 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