计算机文化基础（Computer Culture Foundation）.docVIP

计算机文化基础（Computer Culture Foundation） First, radio questions 1. word2003 has automatic save function, its main function is (B) A saves the applications that are in use B saves the edited document at regular intervals C saves documents with BAK as extension D saves a copy 2. the incorrect way to turn off the computer is (C) A is implemented by pressing Alt+F4 and then selecting shutdown B completes the shutdown option in the start menu C closes the computer by cutting off the power supply of the computer D through the Del+Ctrl+Alt combination key, and then choose shut down button to achieve 3. in the following users or groups, it is (C) that the computer management console can be opened A Guest B Users C Adiministrator D Power Users 4. about the deletion of the file, the incorrect description is: (B) A in general, the file can be restored through the recycle bin to restore B deletes files in the recycle bin and can be restored After the C recycle bin is emptied, the restore operation cannot be performed D file can be deleted directly, not to the recycle bin 5.X is binary number 111001101, Y is decimal number 455, Z is sixteen decimal number 1DD (X, Y, Z are unsigned numbers), then the inequality is correct (D) A ZYX B XYZ C XZY D ZXY 6. about the paging function of Word2003, the following statement is wrong (A) When a full page A document system will automatically change a new page and insert a hard page in the document B we can start a new page with the Ctrl+Enter key C in normal view, page is a dotted line, you can press the Delete key to delete the manual page breaks In addition to automatic paging, D Word documents can also be manually paged 7. in relational databases, the keyword argument is incorrect (C) A for a relation, the primary keyword can only have one B if the two relationships have the same or compatible attribute or attribute group, then the property or attribute group is called the common keyword of the two relationships A keyword outside the C requir