security and physical layer Archives

Sign Up

Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.

Forgot Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Ask A Question

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

Which of the following is not an application layer service? a) Network virtual terminal b) File transfer, access, and management c) Mail service d) Error control

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

In _________ systems, resources are allocated on demand. a) packet switching b) circuit switching c) line switching d) frequency switching

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved. a) authentication b) guaranteed constant rate c) reliability d) store and forward

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

What are the Methods to move data through a network of links and switches? a) Packet switching and Line switching b) Circuit switching and Line switching c) Line switching and bit switching d) Packet switching and Circuit switching

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

If there are N routers from source to destination, the total end to end delay in sending packet P(L-> number of bits in the packet R-> transmission rate) is equal to ______________ a) N b) (NL)/R c) (2NL)/R d) L/R

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

Most packet switches use this principle ____________ a) Stop and wait b) Store and forward c) Store and wait d) Stop and forward

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

A local telephone network is an example of a _______ network. a) Packet switched b) Circuit switched c) Bit switched d) Line switched

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

Geostationary satellites ___________ a) Are placed at a fixed point above the earth b) Rotate the earth about a fixed axis c) Rotate the earth about a varying axis d) All of the mentioned

VARISHA PARVEZ

Asked: May 20, 2023In: Computer Network

Radio channels are attractive medium because __________ a) Can penetrate walls b) Connectivity can be given to mobile user c) Can carry signals for long distance d) All of the mentioned

Load More Questions

Which of the following is not an application layer service? a) Network virtual terminal b) File transfer, access, and management c) Mail service d) Error control

In _________ systems, resources are allocated on demand. a) packet switching b) circuit switching c) line switching d) frequency switching

As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved. a) authentication b) guaranteed constant rate c) reliability d) store and forward

The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching

What are the Methods to move data through a network of links and switches? a) Packet switching and Line switching b) Circuit switching and Line switching c) Line switching and bit switching d) Packet switching and Circuit switching

If there are N routers from source to destination, the total end to end delay in sending packet P(L-> number of bits in the packet R-> transmission rate) is equal to ______________ a) N b) (NL)/R c) (2NL)/R d) L/R

Most packet switches use this principle ____________ a) Stop and wait b) Store and forward c) Store and wait d) Stop and forward

A local telephone network is an example of a _______ network. a) Packet switched b) Circuit switched c) Bit switched d) Line switched

Geostationary satellites ___________ a) Are placed at a fixed point above the earth b) Rotate the earth about a fixed axis c) Rotate the earth about a varying axis d) All of the mentioned

Radio channels are attractive medium because __________ a) Can penetrate walls b) Connectivity can be given to mobile user c) Can carry signals for long distance d) All of the mentioned

Point out the wrong statement. A. The standard instances are ...

Point out the correct statement. A. A volume is mounted ...

Which type of e‐commerce focuses on consumers dealing with ...

Siya08

Tanvi R

Dhanashri

Sign Up

Sign In

Forgot Password

Quearn Latest Questions