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

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

2 / 53

A clear understanding of a problem ____________

3 / 53

There can be _________ algorithm to solve a single problem.

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

Which is not an advantage of flowchart?

8 / 53

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

9 / 53

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

10 / 53

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

11 / 53

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

12 / 53

The Solution is verified means; it is _______________

13 / 53

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

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

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best statement for a problem: _______________

16 / 53

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

17 / 53

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

18 / 53

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

19 / 53

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

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Usually a computer programmer can use these steps _________

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In flowchart, taking data from users is called ______________

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

23 / 53

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

24 / 53

Which One is not used in flowchart?

25 / 53

Trace table is in form of _________________

26 / 53

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

27 / 53

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

28 / 53

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

29 / 53

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

30 / 53

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

31 / 53

A well-defined problem is one that _____________

32 / 53

Trace Table is a technique used to test algorithm as ____________________

33 / 53

In Algorithm ___________ keywords are used for check the condition.

34 / 53

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

35 / 53

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

36 / 53

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

37 / 53

Which is not an Importance & Benefits of a flowchart?

38 / 53

Testing an algorithm using invalid data ensure that _______________

39 / 53

Efficiency of algorithm can be measured by _____________

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

41 / 53

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

42 / 53

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

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Logical Error means the solution is ________________

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A set of Steps to Solve a problem is called____________

45 / 53

Which is the disadvantage of algorithm?

46 / 53

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

47 / 53

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

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Invalid test Data is type of test data that _____________

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Designer/ Programmer have option to take these steps____________

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

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

52 / 53

“Planning a solution” includes following sub steps______________

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

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Welcome

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1 / 70

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

2 / 70

“BO93A5” is an example of ______________

3 / 70

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

4 / 70

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

5 / 70

ASCII stands for ________________

6 / 70

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

7 / 70

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

8 / 70

Commonly used number systems are ______________

9 / 70

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

10 / 70

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

11 / 70

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

12 / 70

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

13 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

14 / 70

Hexadecimal system has total _____ numbers.

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

16 / 70

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

17 / 70

Temporary Memory is also called __________

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ASCII Codes are represented in Computer Memory after __________

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Which Unit size of memory is smallest in computer memory?

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The main types of Computer Memory is/ are ______________

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Compound proposition is true only if ________________

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

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

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“236598” is an example of _____________

25 / 70

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

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Hardware used for Storage devices may be _____________

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_____________ may also be written as “P + Q”

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A number system is the system of representation of ____________

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

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

31 / 70

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

32 / 70

__________ may also be written as “P . Q”

33 / 70

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

34 / 70

Which is/ are the characteristic of volatile memory devices?

35 / 70

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

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

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

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

39 / 70

______________help us to simplify complex Boolean Expression.

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All Digital devices / Computers store data in _____________

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

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

43 / 70

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

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

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

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

47 / 70

Permanent memory is also called __________

48 / 70

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

49 / 70

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

50 / 70

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

51 / 70

Which Unit size of memory is smallest in computer memory?

52 / 70

External Devises are just plug and play, it means________

53 / 70

_____________ is any physical device which used for storing data.

54 / 70

“1001001” is an example of _____________

55 / 70

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

56 / 70

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

57 / 70

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

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“It is Cold outside” is a ____________

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Data to a processor is provided through______________

11 characters left

60 / 70

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

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Best example of _____________ is Random Access Memory (RAM)

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

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

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

65 / 70

Which Unit size of memory is biggest in computer memory?

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This is not a characteristic of Secondary storage devices_____________

67 / 70

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

68 / 70

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

69 / 70

___________ may also be written as  ﬧP

70 / 70

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

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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