DBMS-Physical Data Organization Questions and Answers

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Showing 10 of 72 questions
Q31
In hashing, the record key is processed mathematically.
  • A TRUE
  • B FALSE
Answer: Option A
Q32
The file storage organisation determines how to access the record.
  • A TRUE
  • B FALSE
Answer: Option A
Q33
Files could be made of fixed-length records or variable-length records.
  • A TRUE
  • B FALSE
Answer: Option A
Q34
A file in which all the records are of the same length are said to contain fixed-length-records.
  • A TRUE
  • B FALSE
Answer: Option A
Q35
Because tapes are slow, they are generally used only for long-term storage and backup.
  • A TRUE
  • B FALSE
Answer: Option A
Q36
There are many types of magnetic disks such as hard disks, flexible disks, zip disks and jaz disks.
  • A TRUE
  • B FALSE
Answer: Option A
Q37
Data transfer time is the time it takes to transfer the data to the primary storage.
  • A TRUE
  • B FALSE
Answer: Option A
Q38
Optical storage is low-speed direct access storage device.
  • A TRUE
  • B FALSE
Answer: Option A
Q39
In magnetic tape, the read/write head reads magnetized areas (which represent data on the tape), converts them into electrical signals and sends them to main memory and CPU for execution or further processing.
  • A TRUE
  • B FALSE
Answer: Option A
Q40
In a bit-level stripping, splitting of bits of each is done across multiple disks.
  • A TRUE
  • B FALSE
Answer: Option A

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