646 .  In MS Word, pressing Ctrl + S will result in-
  • A. Saving the document
  • B. Centering alignment
  • C. Exiting from MS Wordd
  • D. Underlining text
  • E. Deleting text
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647 .  The advantage of using a spreadsheet is--
  • A. calculation can be done autometically
  • B. changing data autometically updates calculations
  • C. more flexibility
  • D. All of the above
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648 .  Unsolicited commercial e-mail is commonly known as-
  • A. Junk
  • B. Hoaxes
  • C. Spam
  • D. Hypertext
  • E. Virus
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649 .  Which is an essential component of a LAN?
  • A. Router
  • B. Gateway
  • C. NIC
  • D. Modem
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650 .  Which of the following is a private IP adress?
  • A. 12.0.0.1
  • B. 168.172.198.39
  • C. 172.15.14.36
  • D. 192.168.24.43
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বিভিন্ন মন্ত্রণালয় | সহকারী ম্যানটেনেন্স প্রকৌশলী | 24-05-2022
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651 .  Which of the following is required to connect a computer to the internet?  
  • A. Pen Drive
  • B. Mouse
  • C. DVD
  • D. Modem
  • E. None of these
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652 .  Which of the following shortcut keys do you use to find a specific word in a document?  
  • A. Ctrl + C
  • B. Ctrl + X
  • C. Ctrl + F
  • D. Ctrl + S
  • E. None of these
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653 .  Which one of the following Operating Systems is not a Multitasking Operating System?
  • A. DOS
  • B. Linux
  • C. Windows 98
  • D. Unix
  • E. None of these
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654 .  Which organization defines the Web Standards?  
  • A. Microsoft Corporation
  • B. IBM Corporation
  • C. World Wide Web Consortium
  • D. None of these
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655 . ‘CD’ computer abbreviation usually means—
  • A. Command Description
  • B. Compact Disk
  • C. Change Data
  • D. Copy Density
  • E. None of these
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656 . ‘MPG’ extension refers usually to what kind of file?
  • A. Word Perfect Document file
  • B. MS Office Document
  • C. Animation/movie file
  • D. Image file
  • E. None of these
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657 . ”There must not be any partial dependency” Which of the following normal Forms holds this condition/
  • A. INF
  • B. 2NF
  • C. 3NF
  • D. BCNF
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বিভিন্ন মন্ত্রণালয় | সহকারী ম্যানটেনেন্স প্রকৌশলী | 24-05-2022
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658 . 1 bytes is equl to:
  • A. 4 bits
  • B. 6 bits
  • C. 8 bits
  • D. 12 bits
  • E. 16 bits
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659 . 1 KB = how many bytes?
  • A. 1000
  • B. 1024
  • C. 1000,000
  • D. 65,636
  • E. None of these
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660 . 1 KB= how many bytes?
  • A. 1000
  • B. 1024
  • C. 1000,000
  • D. 65,636
  • E. None of these
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