Computer Knowledge Practice Question and Answer
8 Q: Which of the following are the types of Computer-
1481 063d0c7abe144980db7274763
63d0c7abe144980db7274763- 1Mainframe computerfalse
- 2Microcomputerfalse
- 3Super and mini computersfalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Q: Which command is used to remove a table from the database in SQL?
1480 063e9ee077312b71d33d794fb
63e9ee077312b71d33d794fb- 1DELETE TABLEfalse
- 2DROP TABLEtrue
- 3ERASE TABLEfalse
- 4UNATTACH TABLEfalse
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Answer : 2. "DROP TABLE "
Explanation :
In SQL, the DROP TABLE command is used to remove a table from the database. When you execute DROP TABLE, it deletes the table along with all its data, indexes, triggers, constraints, and permissions. It should be used with caution as it permanently removes the table and all associated objects from the database.
Q: What is the shortcut key to copy the format of specific text using Format Painter in MS Word 2010?
1478 061cee1498067f406dfece74a
61cee1498067f406dfece74a- 1Ctrl + Shift + Cfalse
- 2Ctrl + Alt +true
- 3Ctrl + Alt + Ffalse
- 4Ctrl + Shift + 1false
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Answer : 2. "Ctrl + Alt +"
Q: Unauthorized access to computers is called ____.
1477 05fc8b2f55896296a40414669
5fc8b2f55896296a40414669- 1hackingtrue
- 2blastingfalse
- 3a wormfalse
- 4a virusfalse
- 5None of thesefalse
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Answer : 1. "hacking "
Q: A multi-functional printer includes:
1476 064a51422aa4c004ce31be8ae
64a51422aa4c004ce31be8ae- 1Printerfalse
- 2Scannerfalse
- 3Copierfalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Explanation :
Includes a multi-functional printer.
- printer
- scanner
- copier
Q: What is the use of the Shift + F3 shortcut key in MS Excel 2010?
1475 064942018187426e04966df1c
64942018187426e04966df1c- 1To insert an imagefalse
- 2To open a new sheetfalse
- 3To save the current sheetfalse
- 4To include the functiontrue
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Answer : 4. "To include the function"
Explanation :
1. What is the Shift + F3 shortcut key used in MS Excel 2010 to insert the insert function?
2. In the Function window, you can see all the functions available in Excel.
Q: Select the smallest memory parity:
1472 064a5120daa4c004ce31be72c
64a5120daa4c004ce31be72c- 1Terabytefalse
- 2Gigabytefalse
- 3Kilobytetrue
- 4Megabytefalse
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Answer : 3. "Kilobyte"
Explanation :
1. The smallest memory is the parity bit. A bit is a binary digit, which can be either 0 or 1. A bit is the smallest unit of data that a computer can store.
2. A byte is a large unit of memory made up of 8 bits. A byte can be used to store a letter, a number or a symbol.
3. Kilobyte is another large unit of memory which is made up of 1024 bytes. One kilobyte can be used to store a small file.
4. A megabyte is another large unit of memory which is made up of 1024 kilobytes. One megabyte can be used to store a large file.
5. Gigabyte is another large unit of memory which is made up of 1024 megabytes. One gigabyte is equal to the amount of memory used in a medium-sized computer.
5. Terabyte is another large unit of memory which is made up of 1024 gigabytes. One terabyte is equivalent to the amount of memory used in a large computer.
Q: Displays details about the chart?
1471 061cde5f07d65a306e5689445
61cde5f07d65a306e5689445- 1Data Seriesfalse
- 2Chart Titletrue
- 3Value Axisfalse
- 4Gridlinesfalse
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