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IT & ITeS (CBSE Class IX Answers)

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IT & ITeS  Multiple-Choice Questions (MCQs) 1. Which of the following is not a feature of a computer system? a. Fast performance b. Executing logical operations c. Decision-taking capability d. Never get tired Ans. c 2. Which of the following defines a computer system more accurately? a. Hardware b. Software c. Hardware, software and data d. Data, information, hardware, and software Ans. c 3. ________is a special type of pen used to write text and select options on the LCD screen. a. Stylus b. PDA c. Embedded computer d. All of these Ans. a 4. Which of the following best defines ‘data’? a. The output coming from the computer system b. Arranging processed data c. Report printed by the computer system d. Raw facts and figures Ans. d 5. Which of the following activities are performed by a computer system for a train reservation system? a. Checking seat availability b. Displaying arrival and departure time c. Making reservation and printing tickets d. All of these Ans. D 6. Which of th
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WEB APPLICATIONS AND SECURITY (Question & Answers)

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WEB APPLICATION AND SECURITY (CBSE CLASS X IT(402)) NOTES

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  WEB APPLICATIONS AND SECURITY Computer Accessibility refers to the user friendliness of a computer system for all, regardless of their disability. it enables a person with a disability or impairment to use a computer. It is known as Assistive Technology. There are numerous types of impairment that impact computer usage. These include: 1.    Cognitive impairments and learning disabilities 2.    Attention Deficit Hyperactivity Disorder (ADHD) or autism. 3.    Visual impairment. 4.    Hearing impairment 5.    Motor impairment Launching Accessibility Options  : To launch accessibility options in Windows 7, Click Start > Control Panel > Accessibility Options. Various tabs in Accessibility Option Window  : Keyboard Tab  to configure accessibility options for Keyboard is displayed 1) Sticky Keys :  Sticky Keys is an accessibility feature to help computer users with physical disabilities, but it is also used by others as a means to reduce repetitive strain. 2)
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