Correct answer: Projector. A projector displays a presentation onto a large screen or wall.
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Correct answer: No border. The “No Border” option removes borders from the selected cells.
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Correct answer: =. A formula in Excel starts with an equals sign (=).
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Correct answer: Portable document format. PDF stands for Portable Document Format.
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Correct answer: John McCarthy. John McCarthy coined the term “artificial intelligence” in 1955 and is called its father.
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Correct answer: Spam. Spam is unsolicited bulk e-mail.
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Correct answer: Rearrange slides. Slide Sorter view shows thumbnails of all slides so they can be rearranged, copied, or deleted.
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Correct answer: Mesh. Mesh topology offers redundant paths, so the network keeps working if one link fails.
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Correct answer: Mesh Topology. In a mesh topology, devices have multiple connections to other devices, creating several paths.
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Correct answer: Short message service. SMS stands for Short Message Service.
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Correct answer: Hypertext Markup Language. HTML stands for Hypertext Markup Language, the standard language for creating web pages.
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Correct answer: Cell. A cell is the box where a row and a column meet.
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Correct answer: Home page. The home page is the main landing page of a website.
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Correct answer: Italic. In most word-processing programs, Ctrl + I applies italic formatting.
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Correct answer: Newton. Isaac Newton formulated the three laws of motion in the Principia (1687).
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Correct answer: Guglielmo Marconi. Guglielmo Marconi is credited with developing the first practical radio (wireless telegraphy) in the 1890s.
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Correct answer: Mixture. Chromatography separates the components of a mixture.
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Correct answer: High pitch. Pitch depends on frequency: the higher the frequency, the higher the pitch.
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Correct answer: Vaccination. Vaccination prevents these infectious diseases (for example, through the DPT and MMR vaccines).
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Correct answer: Water. Cholera spreads through water or food contaminated with Vibrio cholerae bacteria.
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Correct answer: Stratosphere. The ozone layer lies in the stratosphere and absorbs harmful ultraviolet radiation.
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Correct answer: Kabul. Warsak Dam is on the Kabul River near Peshawar.
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Correct answer: July-September. Pakistan’s monsoon peaks from July to September.
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Correct answer: Red Sea & Mediterranean Sea. The Suez Canal joins the Mediterranean Sea and the Red Sea through Egypt.
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Correct answer: Isthmus. An isthmus is a narrow land bridge between two larger landmasses, with water on either side (for example, the Isthmus of Panama).
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