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Higher Study | Computer Networks
Practice Higher Study | Computer Networks on Bissoy — browse topics below and open any question.
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Concept of Layering
Application Layer Protocols
Flow Control and Error Control
Basics of Wi-Fi
IPv4/IPv6
LAN Technologies
Network Security
TCP/UDP and Sockets
Questions
Which statement is false?
ক
We cannot do anything without computers
খ
Computers have more benefits than hazards
গ
Technology without computers in unthinkable
ঘ
We cannot but depend totally on a technological world.
Data leakage threats are done by internal agents. Which of them is not an example of an internal data leakage threat?
ক
Data leak by 3rd Party apps
খ
Data leak by partners
গ
Data leak by employees
ঘ
Data leak from stolen credentials from the desk
What is WPA?
ক
wi-fi protected access
খ
wired protected access
গ
wired process access
ঘ
wi-fi process access
HTTP in computer science stands for?
ক
HyperText Transmission Protocol
খ
HyperText Transfer Protocol
গ
HyperText Technology Protocol
ঘ
HyperText Total Protocol
Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?
ক
STP
খ
VTP
গ
DHCP
ঘ
ISL
Which of the following are the computer programs that are designed by attackers to gain root or administrative access to your computer?
ক
Antiware
খ
Rootkits
গ
Backdoors
ঘ
Malware
Which of the following TCP/IP protocol is used for transferring electronic mail messages from one machine to another?
ক
FTP
খ
SNMP
গ
SMTP
ঘ
RPC
ঙ
None of the above
What part of 192.168.10.51 is the Network ID, assuming a default subnet mask?
ক
192
খ
192.168.10
গ
0.0.0.5
ঘ
51
ঙ
None of the above
Which protocol does DHCP use at the Transport layer?
ক
IP
খ
TCP
গ
UDP
ঘ
ARP
What is a stub network?
ক
A network with more than one exit point.
খ
A network with more than one exit and entry point.
গ
A network with only one entry and no exit point.
ঘ
A network that has only one entry and exit point.
Internet is a
ক
dynamic system
খ
complex system
গ
decentralised system
ঘ
all of these
SMTP is an email-related protocol. What is the full form of SMTP?
ক
Synchronous Mail Transfer Protocol
খ
Synchronous Mail Transition Protocol
গ
Simple Mail Transition Protocol
ঘ
Simple Mail Transfer Protocol
You have a network ID of 192.168.10.0 and require at least 25 host IDs for each subnet, with the largest amount of subnets available. Which subnet mask should you assign?
ক
255.255.255.192
খ
255.255.255.224
গ
255.255.255.240
ঘ
255.255.255.248
ঙ
255.255.255.255
What frequency range is used for microwave communications, satellite and radar?
ক
Low Frequency : 30 kHz to 300 kHz
খ
Medium Frequency : 300 kHz to 3 MHz
গ
Super High Frequency : 3000 MHz to 30000 MHz
ঘ
Extremely High Frequency :30,000 MHz
ঙ
None of the above
You are working with a network that is 172.16.0.0 and would like to support 600 hosts per subnet. What subnet mask should you use?
ক
255.255.192.0
খ
255.255.224.0
গ
255.255.240.0
ঘ
255.255.248.0
ঙ
255.255.252.0