Secondary Storage Devices Quiz with Answers PDF Download – Test 113

MCQ 561: The time required to position write or read track on correct place is classified as:

1. reel time
2. seek time
3. rotational delay
4. transfer time of block

MCQ 562: If here are no strict separation between internal and conceptual levels, the language used by database designer is:

1. data definition language
2. administering language
3. management language
4. mapping language

MCQ 563: If the commands of data manipulation language are embedded in general programming language then that programming language is called:

1. scheming language
2. host language
3. sublanguage
4. admitting language

MCQ 564: The constraint violated when key value in tuple already exists in some other relation's tuple is called:

1. domain constraint
2. attribute constraint
3. key constraint
4. lock constraint

MCQ 565: The subclass which represent objects collection of distinct entity types is classified as:

1. partial type
2. intersection type
3. union type
4. both b and c