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

There can be _________ algorithm to solve a single problem.

2 / 53

In Algorithm ___________ keywords are used for check the condition.

3 / 53

Which is not an advantage of flowchart?

4 / 53

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

5 / 53

Which is not an Importance & Benefits of a flowchart?

6 / 53

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

7 / 53

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

8 / 53

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

9 / 53

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

10 / 53

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

11 / 53

Usually a computer programmer can use these steps _________

12 / 53

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

13 / 53

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

14 / 53

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

15 / 53

Invalid test Data is type of test data that _____________

16 / 53

Which is the disadvantage of algorithm?

17 / 53

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

18 / 53

Logical Error means the solution is ________________

19 / 53

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

20 / 53

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

21 / 53

Testing an algorithm using invalid data ensure that _______________

22 / 53

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

23 / 53

“Planning a solution” includes following sub steps______________

24 / 53

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

25 / 53

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

26 / 53

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

27 / 53

In flowchart, taking data from users is called ______________

28 / 53

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

29 / 53

A well-defined problem is one that _____________

30 / 53

The Solution is verified means; it is _______________

31 / 53

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

32 / 53

Which One is not used in flowchart?

33 / 53

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

34 / 53

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

35 / 53

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

36 / 53

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

37 / 53

A set of Steps to Solve a problem is called____________

38 / 53

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

39 / 53

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

40 / 53

best statement for a problem: _______________

41 / 53

Designer/ Programmer have option to take these steps____________

42 / 53

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

43 / 53

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

44 / 53

Trace table is in form of _________________

45 / 53

Efficiency of algorithm can be measured by _____________

46 / 53

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

47 / 53

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

48 / 53

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

49 / 53

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

50 / 53

Trace Table is a technique used to test algorithm as ____________________

51 / 53

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

52 / 53

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

53 / 53

A clear understanding of a problem ____________

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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

“BO93A5” is an example of ______________

2 / 70

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

3 / 70

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

4 / 70

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

5 / 70

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

6 / 70

_____________ may also be written as “P + Q”

7 / 70

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

8 / 70

Which is/ are the characteristic of volatile memory devices?

9 / 70

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

10 / 70

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

11 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

12 / 70

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

13 / 70

A number system is the system of representation of ____________

14 / 70

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

15 / 70

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

16 / 70

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

17 / 70

“It is Cold outside” is a ____________

18 / 70

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

19 / 70

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

20 / 70

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

21 / 70

Compound proposition is true only if ________________

22 / 70

This is not a characteristic of Secondary storage devices_____________

23 / 70

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

24 / 70

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

25 / 70

All Digital devices / Computers store data in _____________

26 / 70

Which Unit size of memory is smallest in computer memory?

27 / 70

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

28 / 70

Which Unit size of memory is smallest in computer memory?

29 / 70

_____________ is any physical device which used for storing data.

30 / 70

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

31 / 70

The main types of Computer Memory is/ are ______________

32 / 70

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

33 / 70

Best example of _____________ is Random Access Memory (RAM)

34 / 70

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

35 / 70

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

36 / 70

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

37 / 70

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

38 / 70

ASCII Codes are represented in Computer Memory after __________

39 / 70

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

40 / 70

“1001001” is an example of _____________

41 / 70

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

42 / 70

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

43 / 70

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

44 / 70

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

45 / 70

ASCII stands for ________________

46 / 70

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

47 / 70

___________ may also be written as  ﬧP

48 / 70

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

49 / 70

Which Unit size of memory is biggest in computer memory?

50 / 70

External Devises are just plug and play, it means________

51 / 70

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

52 / 70

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

53 / 70

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

54 / 70

Commonly used number systems are ______________

55 / 70

Temporary Memory is also called __________

56 / 70

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

57 / 70

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

58 / 70

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

59 / 70

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

60 / 70

Data to a processor is provided through______________

11 characters left

61 / 70

“236598” is an example of _____________

62 / 70

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

63 / 70

______________help us to simplify complex Boolean Expression.

64 / 70

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

65 / 70

Hexadecimal system has total _____ numbers.

66 / 70

__________ may also be written as “P . Q”

67 / 70

Hardware used for Storage devices may be _____________

68 / 70

Permanent memory is also called __________

69 / 70

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

70 / 70

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