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Questions in computers-and-technology

[Answered] What is built in most computers that helps keep it cool while it operates? A. Freon B. Fan C. Ice Trays D. LEDS

[Answered] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Answered] Devices that don't need high processing power and want to use as little energy as possible, such as wearable devices, typically process data and instructions in ________.

[Answered] Prove that the following languages are not context-free. i) L = {a^i | i is prime} ii) L = {a^n | n ≥ 1}

[Answered] Microsoft Word provides you many templates to create your document. True False

[Answered] Which one of the following is not true about computers? a) It works very fast b) It never gets tired c) It can think

[Answered] What is a characteristic shared by all devices that can be infected by a computer virus? Multiple Choice A. They are laptops and desktop computers. B. They are PC-based. C. They are connected to the Internet. D. They are all relatively old devices.

[Answered] A. Answer the following questions in one line: 1. Write the steps to display the hidden files or folders. 2. What do you understand by personal folder? 3. What is the use of Bullets and Numbering? 4. What is formatting? 5. What is PowerPoint? B. Fill in the blanks: 1. __________ Simple displays all the folder contents and the sub folders within that folder. 2. Add or Remove Programs is present in __________ option. 3. In formatting we can change __________ and __________ size. 4. __________ is used to make the start of each item in a list. 5. MS-PowerPoint is a member of __________

[Answered] Match each al refreshVariable configuration to the appropriate refresh behavior. Note: Each refresh behavior will be used once, more than once, or not at all. Configurations: - refreshAlways: true - refreshOnReferencedVarChange: true Refresh behaviors: - Refresh each time the value of any variable it references within the value parameter is updated - Refresh when a specific variable changes - Refresh on a timer - Refresh after every user interaction - Refresh when any referenced variable changes

[Answered] A company is looking for an employee to help organize customer information for the sales team. Which computer field includes this job? A. Security analysis B. Systems analysis C. Network support D. Database support