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

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

2 / 53

In flowchart, taking data from users is called ______________

3 / 53

The Solution is verified means; it is _______________

4 / 53

Efficiency of algorithm can be measured by _____________

5 / 53

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

6 / 53

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

7 / 53

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

8 / 53

Testing an algorithm using invalid data ensure that _______________

9 / 53

Which is not an Importance & Benefits of a flowchart?

10 / 53

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

11 / 53

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

12 / 53

In Algorithm ___________ keywords are used for check the condition.

13 / 53

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

14 / 53

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

15 / 53

Usually a computer programmer can use these steps _________

16 / 53

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

17 / 53

best statement for a problem: _______________

18 / 53

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

19 / 53

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

20 / 53

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

21 / 53

Invalid test Data is type of test data that _____________

22 / 53

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

23 / 53

Trace table is in form of _________________

24 / 53

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

25 / 53

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

26 / 53

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

27 / 53

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

28 / 53

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

29 / 53

Designer/ Programmer have option to take these steps____________

30 / 53

A set of Steps to Solve a problem is called____________

31 / 53

Trace Table is a technique used to test algorithm as ____________________

32 / 53

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

33 / 53

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

34 / 53

Which One is not used in flowchart?

35 / 53

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

36 / 53

Which is the disadvantage of algorithm?

37 / 53

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

38 / 53

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

39 / 53

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

40 / 53

“Planning a solution” includes following sub steps______________

41 / 53

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

42 / 53

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

43 / 53

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

44 / 53

Which is not an advantage of flowchart?

45 / 53

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

46 / 53

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

47 / 53

A well-defined problem is one that _____________

48 / 53

A clear understanding of a problem ____________

49 / 53

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

50 / 53

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

51 / 53

There can be _________ algorithm to solve a single problem.

52 / 53

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

53 / 53

Logical Error means the solution is ________________

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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

All Digital devices / Computers store data in _____________

2 / 70

ASCII stands for ________________

3 / 70

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

4 / 70

Permanent memory is also called __________

5 / 70

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

6 / 70

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

7 / 70

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

8 / 70

Hardware used for Storage devices may be _____________

9 / 70

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

10 / 70

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

11 / 70

__________ may also be written as “P . Q”

12 / 70

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

13 / 70

“236598” is an example of _____________

14 / 70

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

15 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

16 / 70

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

17 / 70

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

18 / 70

Data to a processor is provided through______________

11 characters left

19 / 70

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

20 / 70

______________help us to simplify complex Boolean Expression.

21 / 70

_____________ is any physical device which used for storing data.

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

23 / 70

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

24 / 70

“It is Cold outside” is a ____________

25 / 70

Temporary Memory is also called __________

26 / 70

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

27 / 70

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

28 / 70

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

29 / 70

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

30 / 70

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

31 / 70

___________ may also be written as  ﬧP

32 / 70

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

33 / 70

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

34 / 70

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

35 / 70

Which Unit size of memory is smallest in computer memory?

36 / 70

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

37 / 70

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

38 / 70

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

39 / 70

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

40 / 70

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

41 / 70

A number system is the system of representation of ____________

42 / 70

“1001001” is an example of _____________

43 / 70

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

44 / 70

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

45 / 70

Compound proposition is true only if ________________

46 / 70

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

47 / 70

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

48 / 70

The main types of Computer Memory is/ are ______________

49 / 70

ASCII Codes are represented in Computer Memory after __________

50 / 70

This is not a characteristic of Secondary storage devices_____________

51 / 70

Which is/ are the characteristic of volatile memory devices?

52 / 70

Which Unit size of memory is biggest in computer memory?

53 / 70

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

54 / 70

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

55 / 70

Hexadecimal system has total _____ numbers.

56 / 70

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

57 / 70

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

58 / 70

“BO93A5” is an example of ______________

59 / 70

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

60 / 70

External Devises are just plug and play, it means________

61 / 70

_____________ may also be written as “P + Q”

62 / 70

Which Unit size of memory is smallest in computer memory?

63 / 70

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

64 / 70

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

65 / 70

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

66 / 70

Best example of _____________ is Random Access Memory (RAM)

67 / 70

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

68 / 70

Commonly used number systems are ______________

69 / 70

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

70 / 70

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

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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