Which of the following file organizations is most efficient for a file with a high degree of file activity?
A. sequential
B. ISAM
C. VSAM
D. B-Tree index
E. All of the above
Answer: Option A
A. sequential
B. ISAM
C. VSAM
D. B-Tree index
E. All of the above
Answer: Option A
A light sensitive device that converts drawing, printed text or other images into digital form is
A. Keyboard
B. Plotter
C. Scanner
D. OMR
E. None of these
Which protocol provides e-mail facility among different hosts?
A. FTP
B. SMTP
C. TELNET
D. SNMP
E. None of these
The basic architecture of computer was developed by
A. John Von Neumann
B. Charles Babbage
C. Blaise Pascal
D. Garden Moore
E. None of these
D. B-Tree index
Because B-Tree index handles frequent insertions, deletions, and updates efficiently, unlike sequential which is mainly good for batch processing.
Explain ur answer
why option A?