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Free download in PDF File Management in Operating System Objective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(21)
Airline reservation systems and inventory control system are the examples of …………………….. system.
[A]
sequential file
[B]
indexed sequential file
[C]
indexed file
[D]
none of the mentioned
(22)
In free space management, ………………….. method has negligible space overhead because there is no need for a disk allocation table, merely for a pointer to the beginning of the chain and the length of the first portion.
[A]
Chained Free Portions
[B]
Free Block List
[C]
Bit tables
[D]
Indexing
Answer: Chained Free Portions
(23)
The …………………. greatly reduced the time required to access a single record, without sacrificing the sequential nature of the file.
[A]
indexed sequential file
[B]
sequential file
[C]
pile
[D]
None of the above
Answer: indexed sequential file
(24)
In …………………….. method on free space management, each block is assigned in a reserved portion of the disk.
[A]
Indexing
[B]
Free Block List
[C]
Bit tables
[D]
Chained Free Portions
(25)
______ is a unique tag, usually a number identifies the file within the file system.
[A]
File type
[B]
File name
[C]
File identifier
[D]
None of the mentioned
(26)
To create a file ____________
[A]
make an entry for new file in directory
[B]
allocate the space in file system & make an entry for new file in directory
[C]
allocate the space in file system
[D]
None of the above
Answer: allocate the space in file system & make an entry for new file in directory
(27)
By using the specific system call, we can ____________
[A]
write into the file
[B]
open the file
[C]
read the file
[D]
all of the mentioned
Answer: all of the mentioned
(28)
Which file is a sequence of bytes organized into blocks understandable by the system’s linker?
[A]
executable file
[B]
source file
[C]
object file
[D]
text file
(29)
Mapping of network file system protocol to local file system is done by ____________
[A]
network file system
[B]
local file system
[C]
volume manager
[D]
remote mirror
Answer: network file system
(30)
Which of the following is not an appropriate criterion for file organisation?
[A]
Larger access time
[B]
ease of update
[C]
simple maintenance
[D]
economy of storage
Answer: Larger access time
31
Which of the following isn’t a part of the file directory?
[A]
Protocol
[B]
Ownership
[C]
Attributes
[D]
None of the above
32
A ……………….. is the basic element of data where individual field contains a single value, such as an employees last name, a data or the value of the sensor reading.
[A]
database
[B]
field
[C]
record
[D]
file
33
…………………….. communicate directly with peripheral devices or their controllers or channels.
[A]
Device drivers
[B]
Logical I/O
[C]
Physical I/O
[D]
None of the above
34
The ……………………. is responsible for all file I/O initiation and termination.
[A]
Basic I/O supervisor
[B]
Physical I/O
[C]
Device drivers
[D]
Logical I/O
Answer: Basic I/O supervisor
35
……………………….. provides a general purpose record I/O capability and maintains basic data about files.
[A]
Logical I/O
[B]
Basic I/O supervisor
[C]
Device drivers
[D]
Physical I/O
36
In …………………….. file organization, a fixed format is used for records where all records are of the same length, consisting of the same number of fixed length fields in a particular order.
[A]
indexed
[B]
indexed sequential
[C]
sequential
[D]
pile
37
A ………………… on free space management has the advantages that it relatively easy to find one or a contiguous group of free blocks.
[A]
Free Block List
[B]
Chained Free Portion
[C]
Bit table
[D]
Indexing
38
An alternative is to organize the sequential file physically is a ……………..
[A]
Linked List
[B]
Stack
[C]
List
[D]
Queue
39
…………………… are typically used in batch applications and are generally optimum for such applications if they involve the processing of all the records.
[A]
Sequential files
[B]
Indexed Sequential files
[C]
Indexed files
[D]
Direct files
40
A ……………………. is collection of related fields that can be treated as a unit by some application program.
[A]
record
[B]
database
[C]
field
[D]
file
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