Computers Computer Basics – Quiz Set 21

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RJ11 is used to connect phone lines.

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Ctrl+R is used to refresh the page.

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wireless access point fits the task to provide Wi Fi access.

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private key is secret key used for decryption.

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.csv is used for a comma separated values file.

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terabyte means about one trillion bytes.

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speaker is the produces system beeps.

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public key means key shared for encryption.

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.exe files are Windows executable files.

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cache is the small fast memory close to the CPU.

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hub fits the task to broadcast data to all ports.

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.js is used for a JavaScript file.

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DHCP means automatically assigns IP addresses.

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terminal emulator runs command line sessions.

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toolbar means row of buttons for actions.

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ROM is the nonvolatile memory that stores firmware.

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.json files are JSON data file files.

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spyware is software that secretly collects data.

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disk cleanup utility removes temporary files.

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fan header is powers a cooling fan.

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optical disc uses a laser to read data.

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RAM is volatile memory for active data.

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VR headset fits the task to display immersive visuals.

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Win+L is commonly used to lock the computer.

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Ctrl+S is used to save.

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IDE integrates tools for programming.

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antivirus is software that detects malware.

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MAC address means hardware address of a network interface.

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secure erase is method that removes data permanently.

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security update is release that fixes vulnerabilities.