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Quiz 18 - Computer Awareness



1. ---- is the language to specify the internal schema. (This language may specify the mapping between two schemas)

a) DML
b) SDL
c) DDL
d) None of the above





2. All candidate keys excluding the primary key are known as

a) Compound key
b) Partial key
c) Alternative key
d) None of the above





3. The user commands that are used to interact with a database is called as

a) Query
b) Interaction
c) Command
d) Instruction





4. The updates that are applied to database before it becomes effective in real world

a) Retroactive update
b) Proactive update
c) Simultaneous update
d) All of the above





5. The updates that are applied to database after it becomes effective in real world

a) Retroactive update
b) Proactive update
c) Simultaneous update
d) All of the above





6. The updates that are applied to database at the same time when it becomes effective in real world

a) Retroactive update
b) Proactive update
c) Simultaneous update
d) All of the above





7. Match the following (select the test by using the key board)

a) A word from its beginning to its end        1. CTRL+ DOWN ARROW
b) A paragraph from its begging to its end   2. CTRL+LEFT ARROW
c) The entire document                            3. CTRL+SHIFT+RIGHT ARROW

a) a-3,b-1,c-2
b) a-3,b-2,c-3
c) a-3,b-2,c-1
d) a-2,b-3,c-1





8. Match the following (Move through your document)

a) One character to the left              1. CTRL+RIGHT ARROW
b) One character to the right            2. CTRL+LEFT ARROW
c) One word to the left                    3. RIGHT ARROW
d) One word to the right                  4. LEFT ARROW

a) a-4,b-3,c-2,d-1
b) a-4,b-2,c-3,d-1
c) a-1,b-3,c-4,d-1
d) a-2,b-1,c-3,d-4





9. Match the following (To move)

a) One paragraph down                  1. CTRL+END
b) To the beginning of a document   2. PAGE DOWN
c) To the end of a document           3. CTRL+HOME
d) Up one screen at a line               4. CTRL+DOWN ARROW
e) Down one screen at a time          5. PAGE UP

a) a-5,b-3,c-1,d-4,e-2
b) a-4,b-3,c-2,d-5,e-1
c) a-3,b-4,c-1,d-5,e-2
d) a-4,b-3,c-1,d-5,e-2





10. In a word document Red underline indicates

a) Possible spelling error/word doesn’t recognize a word
b) Word thinks that grammar should be revised
c) A word is spelled correctly, but does not seem to be the correct word sentence
d) All of the above




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