The index in an indexed file helps in locating records by ________.

• A) storing data redundantly
• B) sorting all entries
• C) finding the identifying key
• D) arranging records sequentially

Eye for long amount of time is not meant to look:

• A) Continuously
• B) 2D
• C) 1D
• D) Constantly

In traditional file structures, variations of the basic index concept include constructing an index in a ________ manner.

• A) hierarchical
• B) parallel
• C) linear
• D) chronological

In the hash file, a record can be retrieved by applying the hash function to the record’s identifying key to determine the appropriate ______.

• A) index number
• B) key value
• C) sorting algorithm
• D) bucket location

Matching geometric characteristics technique of recognizing images is used in:

• A) Sorting pictures
• B) Mark recognition
• C) Taking pictures
• D) Optical character recognition

In hash file, the key used to identify an employee’s record is the _____.

• A) identification number
• B) employee's position
• C) name
• D) department

In context of health, computer science have impacts:

• A) Negative
• B) Both positive & negative
• C) Positive
• D) Dangerous

Text files are considered as sequential files where each logical record is a _____ encoded using ASCII or Unicode.

• A) Encrypted message
• B) Single image
• C) Symbol
• D) Sound byte

Usual way of protecting software is:

• A) Patent
• B) Rules
• C) Copyright
• D) Company monogram

The conversion from key values to bucket numbers in hashing is done by a ____________.

• A) search function
• B) hash function
• C) sorting function
• D) retrieval function

Sequential files, like an employee records file, require a _____ format for representing information about each employee.

• A) Hierarchical
• B) Disjointed
• C) Uniform
• D) Complex and variable

The hierarchical directory system in operating systems resembles ________ in indexed files.

• A) stacks
• B) layered or tree structure indexes
• C) linked lists
• D) queues

In context of environment, computer science have impacts:

• A) Dangerous
• B) Positive
• C) Negative
• D) Both positive & negative

Matching geometric characteristics technique cannot read:

• A) Images
• B) Handwritten material
• C) Pictures
• D) Optical characters

IPR stands for:

• A) Intellectual property release
• B) Intellectual property resources
• C) Intellectual property rights
• D) Intellectual property restate

Each directory in a hierarchical system contains links to its ________.

• A) root directory
• B) sub-indexes
• C) parent directory
• D) sibling directories

A mark or any other distinctive sign associated with products is called:

• A) Copyright
• B) Patent
• C) Trademark
• D) Company monogram

A patent can last:

• A) 50 years
• B) 30 years
• C) 20 years
• D) 40 years

Sometimes when a device is continuously running it damages us by:

• A) Waves
• B) Radiations
• C) Privacy issues
• D) Utilizing time

One way to identify the EOF is by placing a special record known as a _____ at the end of the file.

• A) Sentinel
• B) Terminator
• C) Pointer
• D) Marker