ISRO CS 2007

Question 71

SSL is not responsible for

• Mutual authentication of client & server
• Secret communication
• Data Integrity protection
• Error detection and correction

Question 72

Silly Window Syndrome is related to

• Error during transmission

• File transfer protocol

• Degrade in TCP performance

• Interface problem

Question 73

An email contains a textual birthday greeting, a picture of a cake and a song. The order is not important. What is the content-type?

• Multipart/mixed
• Multipart/parallel
• Multipart/digest
• Multipart/alternative

Question 74

Phase transition for each bit are used in

• Amplitude modulation
• Carrier modulation
• Manchester encoding
• NRZ encoding

Question 75

Range of IP Address from 224.0.0.0 to 239.255.255.255 are

• Reserved for loopback
• Reserved for broadcast
• Used for multicast packets
• Reserved for future addressing

Question 76

A view of database that appears to an application program is known as

• Schema
• Subschema
• Virtual table
• None of these

Question 77

Which operation is used to extract specified columns from a table?

• Project
• Join
• Extract
• Substitute

Question 78

BCNF is not used for cases where a relation has

• Two (or more) candidate keys
• Two candidate keys and composite
• The candidate key overlap
• Two mutually exclusive foreign keys

Question 79

Which of the following RAID level provides the highest Data Transfer Rate (Read/Write)

• RAID 1
• RAID 3
• RAID 4
• RAID 5

Question 80

The level of aggregation of information required for operational control is

• Detailed
• Aggregate
• Qualitative
• None of the above