CS610 Quiz 1 Lectures 1-10 by Junaid

-------------- have advantages arisen from the size and ease of computation.

1. CRC
2. Parity (Page 19)
3. Checksums
4. None of given

In Cyclic Redundancy Checking, CRC is __________.

a. Divisor · b. Quotient · c. Remainder · d. Dividend

The satellite or radio topology in which all computers are connected to each other via satellite or radio wave is a kind of

a. Broadcast network

b. Point-to-Point network

Which of the following two operations are performed by Ethernet CD?

I. It monitors outgoing signals. II. Grabbled signal is interpreted as a collision. III. Signals are sent back to the sender.

a. I and III · b. II and IV · c. II and III · d. I and II

While transmitting data from source A to destination B, 4 bits are changed during the transmission then the error is a

a. Burst error · b. Single error · c. Double error · d. Logic error · d. TDMA

Missing ______ in a frame format indicates receiving computer missed

beginning of the message.

a. eot · b. soh · c. sot · d. eoh

The _______ of errors is easier than the ________ of errors.

a. correction; detection · b. detection; correction · cs601 handouts · c. correction; creation · d. detection; manipulation

The _______ of errors is difficult than the ________ of errors.

a. correction; detection · google · b. detection; correction · c. correction; creation · d. detection; manipulation

The ___ layer of the OSI model takes the data from the physical layer and perform error checking.

a. Transport · b. Data link · google · c. Application · d. Presentation

CBR stands for _________.

a. Constant Byte Rate · b. Constant Bit Rate · c. Connection break Recovery · d. Constant Borrow Rate

A network that uses _______ usually consist of a single long cable to which

computer attach.

a. Star Topology · b. Ring Topology · c. Bus Topology · d. Bus and Ring Topology

If simultaneous transmission occurs, the frames interfere with each other and this phenomenon is called _______.

a. packet loss · b. collision · c. delayed transmission · d. coordination · In __________ all computers are attached to a central · hub a. Ring topology · b. Star topology · c. Hub topology · d. Bus topology

For adding a new computer in a point to point network ______new connection

will be required · a. N · b. N-1 · c. N-2 · d. 2n · The fastest Ethernet hardware operates at a rate of _____ · a. 1000 bps · b. 100 Mbps · c. 10 Mbps · d. 1000 Mbps

Which of the following the benefit to point to point communication? a. Quick to configure

b. Security implementation · c. Cost · d. Less availability · Thick Ethernet is known as ___________ · a. 10Base 2 · b. 10Base 5 · google · c. 10 Base T · d. 10 Base 10

In a ping command, small –sized information packets of _____are sent.

a. TCP · b. UDP · c. ICMP · d. IGMP