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CHAPTER 4 Chapter: The Internet, Computer Ethics & Safety Measures

  CHAPTER 4 Chapter: The Internet, Computer Ethics & Safety Measures Internet 1.       The Internet is a worldwide network of millions of computers connected together. 2.       It allows people to share information, communicate, learn, shop, and entertain themselves. Example: Searching information on Google. Sending an email. Watching educational videos on YouTube. Attending online classes. 2. Advantages of the Internet The Internet has made our lives easier in many ways. 1. Easy Access to Information We can search for any information within seconds. Example: Searching about the Solar System for a school project. 2. Communication People can communicate instantly through emails, video calls, and messaging apps. Example: Talking with relatives using WhatsApp or Google Meet. 3. Online Education Students can attend online classes and learn from e...

VI

  I. Choose the Correct Answer 1. Which symbol commonly separates the file name from its extension? a) Dot (.) b) Slash (/) c) Comma (,) d) Hyphen (-) Answer: a) Dot (.) 2. When you delete a file or folder in Windows without using Shift + Delete, where does it usually go? a) Permanently erased b) Hidden folder on C: drive c) Downloads folder d) Recycle Bin Answer: d) Recycle Bin 3. You downloaded a game named MyGame.exe. What does the .exe extension indicate? a) Audio file b) Document file c) Image file d) Executable program file Answer: d) Executable program file 4. Which generation of programming languages needs the least programming effort? a) 1GL b) 5GL c) 3GL d) 4GL Answer: b) 5GL 5. A/an ______ runs the program only when all the errors are fixed. a) Assembler b) Compiler c) Interpreter d) Translator Answer: b) Compiler 6. Natural language interaction with machines is a characteristic of which generation of programming language? a) 1GL b) 5GL c) 3GL d) 4GL Answer: b) 5GL...

VII

  STD: VII – Computer (Question Bank with Answers) I. Choose the Correct Answer 1. How many unique digits are used in the octal number system? a) 8  b) 16  c) 64  d) 56 Answer: a) 8 2. A simple ON/OFF switch can be used to represent a single: a) Byte  b) Bit  c) Hexadecimal  d) Decimal number Answer: b) Bit 3. In the hexadecimal number system, which letter represents the decimal value 15? a) A  b) B  c) E  d) F Answer: d) F 4. The program stored in ROM that helps the computer start up is called: a) HTTP  b) BIOS  c) USB  d) RAM Answer: b) BIOS 5. Which of the following statements about the modem is TRUE? a) It stores audio permanently b) It helps connect a computer to the internet c) It helps convert video files d) It is used to increase memory Answer: b) It helps connect a computer to the internet 6. The process that translates analog signals into digital signals is called: a) Demodulation  b) Static conversion  c) Modulation  d) Dynamic conversion Answer: a) Demodulation 7....

CLASS V

  Extra 3 Questions for Each Section I. Choose the Correct Answer Which software acts as an interface between the user and the computer hardware? a) Application Software b) System Software c) Utility Software d) Presentation Software Answer: b) System Software Which generation of computers used microprocessors? a) First b) Second c) Third d) Fourth Answer: d) Fourth Which of the following is an example of utility software? a) MS Word b) Photoshop c) Antivirus Software d) PowerPoint Answer: c) Antivirus Software II. Fill in the Blanks The __________ is the physical part of a computer system. Answer: Hardware __________ software helps protect a computer from viruses. Answer: Antivirus The Analytical Engine was designed by __________. Answer: Charles Babbage III. State Whether the Following Statements are True or False Hardware can function effectively without software. Answer: False MS Excel is an example of application software. Answer: True The first generation computers us...

class 8 revision

  1st Unit Exam – 2026 STD: VIII | Subject: Computer I. Choose the Correct Answer The second argument in the IF() function is used when the expression evaluates to: a) True b) False c) 0 d) Greater than given value Answer: a) True The error code ### indicates: a) Column width too small to display result b) Invalid value in formula c) Data not available d) Division by zero Answer: a) Column width too small to display result Which of the following is an example of System Software? a) MS Word b) Google Chrome c) Operating System d) VLC Media Player Answer: c) Operating System Which of these is a disadvantage of a Character User Interface (CUI)? a) Requires less memory b) Difficult for beginners to use c) Faster for experienced users d) Provides precise control Answer: b) Difficult for beginners to use What is the small program stored in ROM that controls the booting process? a) GUI b) CUI c) MS-DOS d) BIOS Answer: d) BIOS The values passed to a function are called: a) Range b) Ar...

CLASS 3 REVISION

I. Choose the Correct Answer Which of the following is an output device? a) Keyboard b) Mouse c) Monitor d) Scanner Answer: c) Monitor Which device is used to type letters and numbers? a) Mouse b) Keyboard c) Printer d) Speaker Answer: b) Keyboard Which of the following is a storage device? a) Hard Disk b) Monitor c) Mouse d) Speaker Answer: a) Hard Disk Which key is used to move to a new line while typing? a) Shift Key b) Enter Key c) Spacebar d) Caps Lock Answer: b) Enter Key Which device is used to print documents on paper? a) Scanner b) Printer c) Monitor d) Keyboard Answer: b) Printer II. Fill in the Blanks (Keyboard, Mouse, Output, Monitor, Hardware) The physical parts of a computer are called __________. Answer: Hardware A __________ is used to point and click on items on the screen. Answer: Mouse A __________ is used to type text into the computer. Answer: Keyboard The result given by a computer is called __________. Answer: Output A __________ displays information on the scree...

class 8 chapter 2

Test Yourself – Answers A formula may need which of the following to perform calculations? d. All of these To select adjacent cells, which of the following keys is used? d. Shift Absolute referencing is applied using which of the following letter? b. $ Here are all the answers from the worksheet. A. Choose the correct answer The values passed to a function are called Arguments . Answer: b. Arguments The second argument in the IF( ) is applicable when the given expression evaluates to True . Answer: a. True The error code #### indicates Column width too small to display result . Answer: a. Column width too small to display result B. Fill in the blanks ( Mixed, Highest, Join, Condition to check, F4 ) The Max function returns the Highest value in a given cell range. The & operator is used to Join two or more text strings. The cell address B$5 is an example of Mixed cell reference. The IF() takes arguments: Condition to check , value if true, value if false. The key to cycle throug...