Question79:-Which of the following in ASP.NET is a data source control method?
A:-ExecuteReader
B:-SqlDataReader
C:-SgiCommand
D:-SqlConnection
Correct Answer:- Option-D
Question80:-Which of the following function is used to exit from a PHP Script?
A:-exit( )
:-die( )
C:-both 1 8೧6 2
D:-none of the above
Correct Answer:- Option-C
Question81:-Which one among the following is a private IP address?
A:-11.0.0.1
B:-168.172.29.41
C:-172.15.24.33
D:-192.168.24.40
Correct Answer:- Option-D
Question82:-Which layer in the TCP/IP stack is equivalent to the Transport layer in the OSI model?
A:-Application
B:-Host-to-Host
C:-Intemet
D:-Network Access
Correct Answer:- Option-B
Question83:-Which among the following describes the DHCP Discover message?

It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast
It uses UDP as the Transport layer protocol

It uses TCP as the Transport layer protocol

iv. It does not use a layer 2 destination address
A:-i only

D:-iv only

Correct Answer:- Option-B
Question84:-Among the following IP address classes, which one provides a maximum of only 254 host addresses per
network ID?

A:-Class A

B:-Class B

C:-Class C

D:-Class D

Correct Answer:- Option-C
Question85:-You have an IP address of 172.16.13.5 with a 255.255.255.128 subnet mask. What is your class of address,
subnet address, and broadcast address?

A:-Class A, Subnet 172.16.13.0, Broadcast address 172.16.13.127

B:-Class B, Subnet 172.16.13.0, Broadcast address 172.16.13.127

C:-Class B, Subnet 172.16.13.0, Broadcast address 172.16.13.255

D:-Class B, Subnet 172.16.0.0, Broadcast address 172.16.255.255

Correct Answer:- Option-B
Question86:-You have an interface on a router with the IP address of 192.168.192.10/29. Including the router interface, how
many hosts can have IP addresses on the LAN attached to the router interface?

32م

B:-30

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D:-6

Correct Answer:- Option-D
Question87:-The number of unigue substitution boxes in DES after the 48 bit XOR operation are

A4

B:-6

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