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Monday, January 20, 2025

Computer-Science-Class-8 Chapter-9(2024-25):

CBSE Solutions-2024-25 ,
Computer-Science-Class-8 Chapter-9(2024-25):
Computer Science
Class-8
Chapter-9 Taming Python

A. Tick the correct answer:
1. Python is a ______________ language:
a. Dynamically            b. Case sensitive            c. Compiler based        d. Both a and b.
Answer: Dynamically
2. len("hello world") will return ____________ as output.
a. 10                                b. 11                                c. 9                                    d. 5
Answer: 10

B. Fill in the blanks:
1. ______________ are non executable statements in a program.
Answer: Comments
2. Python commands are executed without saving in _____________ mode.
Answer: Interactive
3. __________ operator is also known as floor division.
Answer: //

C. Tick the T for true or F for false:
1. Python is platform dependent.
Answer: F
2. Datatype of the output returned for 4/2 and 4//2 will be same.
Answer: F
3. Identifier is the label given on the memory location for reference.
Answer: T

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Saturday, January 18, 2025

Computer-Science-Class-7 Chapter-9(2024-25):

CBSE Solutions-2024-25 ,
Computer-Science-Class-7 Chapter-9(2024-25):
Computer Science
Class-7
Chapter-9 Computer Virus

A. Tick the correct answer:
1. Which virus infects the boot record or master boot record?
a. Worm                b. boot virus                c. spyware
Answer: Boot virus
2. When was the first PC virus released?
a. 1987                    b. 1985                        c. 1897
Answer: 1987
3. Which one of the following is the name of a virus?
a. Sunday             b. Monday                    c. Friday
Answer: Sunday
4. Who released the first PC virus?
a. Duke brothers
b. Wright brother
c. Farooq Alvi Brothers
Answer: Farooq Alvi Brothers
5. Antivirus either removes the virus or puts it in a :
a. scan                b. quarantine                  c. recycle bin
Answer: Quarantine

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Friday, January 17, 2025

Information Technology-Class-9 Part-B Unit-5-Chapter-2 (2024-25):

CBSE Solutions-2024-25 ,
Information Technology-Class-9 Part-B Unit-5-Chapter-2 (2024-25):
Information Technology
Class-9
Part-B
Unit-5 Digital Presentation
Chapter-2 Microsoft PowerPoint

A. Multiple Choice Questions:
1. An electronic page in a presentation is called__________.
a. e-page                b. Web page                    c. slide                d. e-slide
Answer: Slide
2. Information on Header and Footer in a slide master, when applied is displayed on_______.
a. first slide            b. all slides                    c. master slide    d. first and last slides
Answer: all slides
3. _______ is a special effect added to the slides initial appearance on screen.
a. Animation        b. template                    c. transition           d. color scheme
Answer: transition
4. A set of pre-designed formats of text color schemes is called______.
a. template            b. color scheme            c. animation           d. presentation scheme
Answer: template
5. In which of the following views can you see text but not graphics?
a. outline                b. slides                          c. slide sorter        d. slide show
Answer: outline
6. Which of the following is used for future reference?
a. handouts            b. charts                         c. outlines            d. both (a) and (b)
Answer: Handouts
7. Which layout will let you choose for comparing two entities or items?
a. title                       b. chart                         c. table                    d. 2-column text
Answer: Chart

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Thursday, January 16, 2025

Information Technology-Class-9 Part-B Unit-5-Chapter-1 (2024-25):

CBSE Solutions-2024-25 ,
Information Technology-Class-9 Part-B Unit-5-Chapter-1 (2024-25):
Information Technology
Class-9
Part-B
Unit-5 Digital Presentation
Chapter-1 LibreOffice Impress

A. Multiple Choice Questions:
1. Which of the following options is not available on Presentation Wizard?
a. empty presentation        b. form template        c. open new presentation            d. open existing presentation
Answer: Form template
2. Which of the following is not a part of main impress window?
a. slides pane                    b. workspace               c. work pane                d. task pane
Answer: Work pane
3. Which of the following is not a section of tasks pane?
a. master pages                b. layouts                      c. custom view            d. custom animation
Answer: Custom view
4. Which view button listed below is not one of those available in the workspace?
a. normal view                  b. outline view            c. thumbnail view       d. notes
Answer: Notes
5. Which view is generally used for creating, formatting and designing slides?
a. normal view                  b. outline view            c. notes                        d. slide sorter view
Answer: Normal view
6. The slide show can be exited at any time during the show by pressing which of the following keys?
a. space bar                    b. end key                    c. break key                d. esc key
Answer: Space bar
7. Which of the following features is used to create a new slide show with the current slides but presented in a different order?
a. rehearsal                    b. custom slide show        c. slide show setup    d. slide show view
Answer: Custom slide show
8. Which of the following features is used to progress the slide show automatically while speaking on the topic?
a. Custom animation   b. rehearse timing           c. slide transition    d. either (a) or (b)
Answer: Rehearse timing

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Tuesday, January 14, 2025

Information Technology-Class-9 Part-B Unit-4-Chapter-2 (2024-25):

CBSE Solutions-2024-25 ,
Information Technology-Class-9 Part-B Unit-4-Chapter-2 (2024-25):
Information Technology
Class-9
Part-B
Unit-4 Electronic Spreadsheet, 
Chapter-2 Microsoft Excel

A. Multiple Choice Questions:
1. By default a workbook contains:
a 1 worksheet            b. 2 worksheet                c. 3 worksheet        d. 4 worksheet
Answer: 3 worksheet
2. A worksheet contains:
a. 65256 rows and 26 columns        b. 65256 rows and 256 columns        c. 65536 rows and 256 columns            d. 65556 rows and 256 columns
Answer: 65,536 rows and 256 columns
3. Cell address $A$4 in a formula say=$A$4*20% is an example of which of the referencing?
a. Absolute                b. Relative                c. Mixed                    d. All of the above
Answer: Mixed
4. If cells, A1:A3 contain 205,25,80 then=MAX(A1:A3,82) returns:
a. 18                        b. 80                            c. 82                        d. 20
Answer: 82
5. The area of a chart in which the actual data is plotted is called:
a. Plot area                b. data area                c. chart area        d. sheet area
Answer: Plot area
6. Relation between prices of an entity in percentage can be best represented in:
a. bar chart            b. line chart                c. pie chart                d. none of the above
Answer: Pie Chart

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