Accenture Network Security and Cloud Quiz-2

Question 1

Time: 00:00:00
Determine the maximum length of the cable (in km) for transmitting data at a rate of 500 Mbps in an Ethernet LAN with frames of size 10,000 bits. Assume the signal speed in the cable to be 2,00,000 km/s.

1 km

1 km

2 km

2 km

2.5 km

2.5 km

5 km

5 km

6 km

6 km

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Question 2

Time: 00:00:00
Let G(x) be the generator polynomial used for CRC checking. What is the condition that should be satisfied by G(x) to detect odd number of bits in error?

G(x) contains more than two terms

G(x) contains more than two terms

G(x) does not divide 1+x^k, for any k not exceeding the frame length

G(x) does not divide 1+x^k, for any k not exceeding the frame length

1+x is a factor of G(x)

1+x is a factor of G(x)

G(x) has an odd number of terms

G(x) has an odd number of terms

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Question 3

Time: 00:00:00
A layer-4 firewall ( a device that can look at all protocol headers up to the transport layer) CANNOT

block HTTP traffic during 9:00PM and 5:00AM

block HTTP traffic during 9:00PM and 5:00AM

block all ICMP traffic

block all ICMP traffic

stop incoming traffic from a specific IP address but allow outgoing traffic to same IP

stop incoming traffic from a specific IP address but allow outgoing traffic to same IP

block TCP traffic from a specific user on a specific IP address on multi-user system during 9:00PM and 5:00AM

block TCP traffic from a specific user on a specific IP address on multi-user system during 9:00PM and 5:00AM

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Question 4

Time: 00:00:00
A subnet has been assigned a subnet mask of 255.255.255.192. What is the maximum number of hosts that can belong to this subnet?

15

15

32

32

62

62

116

116

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Question 5

Time: 00:00:00
A host is connected to a Department network which is part of a University network. The University network, in turn, is part of the Internet. The largest network in which the Ethernet address of the host is unique is:

the subnet to which the host belongs

the subnet to which the host belongs

the Department network

the Department network

the University network

the University network

the internet

the internet

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Question 6

Time: 00:00:00
A firewall is installed at the point where the secure internal network and untrusted external network meet which is also known as.....

Chock Point

Chock Point

Meeting Point

Meeting Point

Firewall Point

Firewall Point

Secure Point

Secure Point

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Question 7

Time: 00:00:00
Checksu, M Error control and Length information are main features of

SCTP

SCTP

IP

IP

UDP

UDP

TCP

TCP

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Question 8

Time: 00:00:00
ALOHA was developed in early

1970

1970

1980

1980

1990

1990

1997

1997

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Question 9

Time: 00:00:00
To prevent its signal from interfering with other cells, transmission power of each cell is kept

High

High

Low

Low

Static

Static

optamized

optamized

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Question 10

Time: 00:00:00
The GSM network is divided into the following three major systems :

SS, BSS, OSS

SS, BSS, OSS

BSS, BSC, MSC

BSS, BSC, MSC

CELL, BSC, OSS

CELL, BSC, OSS

SS, CELL, MSC

SS, CELL, MSC

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