MCQ Exam Test

Q1

HOSTS file entries are limited to how many characters?

A 8
B 255
C 500
D Unlimited

Q2

Data are sent over pin _____ of the EIA-232 interface.

A 2
B 3
C 4
D All of the above

Q3

Which of the following is a voiceband channel?

A Telephone line
B Telegraph line
C Coaxial cable
D Microwave systems

Q4

Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?

A Layer 7 protocols
B Layer 6 protocols
C Layer 5 protocols
D Layer 4 protocols

Q5

An anticipated result from multiprogramming operations is:

A reduced computer idle time
B the handling of more jobs
C better scheduling of work
D All of the above

Q6

Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.

A 12
B 81
C 48
D 729

Q7

Compared to analog signals, digital signals

A allow faster transmission
B are more accurate
C both A and B
D All of the above

Q8

A network consists of eight NT servers. You are planning to move servers to different segments of your network, what utility should be used at each server to determine which server generates the most traffic?

A NBTSTAT
B NETSTAT.EXE
C Performance Monitor
D Network Monitor

Q9

You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 25 hosts and a maximum number of subnets?

A 255.255.255.192
B 255.255.255.224
C 255.255.255.240
D 255.255.255.248

Q10

Demodulation is the process of

A converting digital signals to analog signals
B converting analog signals to digital signals
C combining many low speed channels into one high speed channel
D dividing the high-speed signals into frequency bands

Q11

To connect a computer with a device in the same room, you might be likely to use

A a coaxial cable
B a dedicated line
C a ground station
D All of the above

Q12

A central computer surrounded by one or more satellite computers is called a

A bus network
B ring network
C star network
D All of the above

Q13

What frequency range is used for FM radio transmission?

A Very Low Frequency : 3 kHz to 30. kHz
B Low Frequency : 30 kHz to 300 kHz
C High Frequency : 3 MHz to 30 MHz
D Very High Frequency : 30 MHz to 300 MHz

Q14

What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?

A Memory resident package
B Project management package
C Data communication package
D Electronic mail package

Q15

An example of an analog communication method is

A laser beam
B microwave
C voice grade telephone line
D All of the above

Q16

The communication mode that supports two-way traffic but only one direction at a time is

A simplex
B duplex
C half duplex
D multiplex

Q17

FDDI is a

A ring network
B star network
C mesh network
D bus based network

Q18

If delays are recorded as 10 bit numbers in a 50 router network, and delay vectors are exchanged twice a second, how much bandwidth per fill duplex line is occupied by the distributed routing algorithm?

A 500 bps
B 1500 bps
C 5 bps
D 1000 bps

Q19

Which of the following statement is incorrect?

A The Addresses Resolution Protocol, ARP, allows a host to find the physical address of a target host on the same physical network, given only the target IP address.
B The sender's IP - to- physical address binding is included in every ARP broadcast; receivers update the IP-to-Physical address binding information in their cache before processing an ARP packet.
C ARP is a low-level protocol that hides the underlying network physical addressing, permitting us to assign IP-addresses of our choice to every machine.
D All of the above

Q20

Transmission of computerised data from one location to another is called

A data transfer
B data flow
C data communication
D data management

Q21

A 8-Mbps token ring has a token holding timer value of 10 msec. What is the longest frame (assume header bits are negligible) that can be sent on this ring?

A 8000 B frame
B 80,000 B frame
C 8 x 105 bit frame
D 10,000 B frame

Q22

HMP (Host Monitoring Protocol) is:

A a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
B a TCP/IP high level protocol for transferring files from one machine to another.
C a protocol used to monitor computers
D a protocol that handles error and control messages

Q23

Internet-like networks between a company and its business partners. Select the best fit for answer:

A Bandwidth alternatives
B Switching alternating
C Inter organizational networks
D Extranets

Q24

Sending a file from your personal computer's primary memory or disk to another computer is called

A uploading
B downloading
C logging on
D hang on

Q25

Demodulation is a process of

A converting analog to digital signals
B converting digital to analog signals
C multiplexing various signals into one high speed line signals
D performing data description.

computer-networking - Part 5

HOSTS file entries are limited to how many characters?

Data are sent over pin _____ of the EIA-232 interface.

Which of the following is a voiceband channel?

Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?

An anticipated result from multiprogramming operations is:

Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.

Compared to analog signals, digital signals

A network consists of eight NT servers. You are planning to move servers to different segments of your network, what utility should be used at each server to determine which server generates the most traffic?

You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 25 hosts and a maximum number of subnets?

Demodulation is the process of

To connect a computer with a device in the same room, you might be likely to use

A central computer surrounded by one or more satellite computers is called a

What frequency range is used for FM radio transmission?

What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?

An example of an analog communication method is

The communication mode that supports two-way traffic but only one direction at a time is

FDDI is a

If delays are recorded as 10 bit numbers in a 50 router network, and delay vectors are exchanged twice a second, how much bandwidth per fill duplex line is occupied by the distributed routing algorithm?

Which of the following statement is incorrect?

Transmission of computerised data from one location to another is called

A 8-Mbps token ring has a token holding timer value of 10 msec. What is the longest frame (assume header bits are negligible) that can be sent on this ring?

HMP (Host Monitoring Protocol) is:

Internet-like networks between a company and its business partners. Select the best fit for answer:

Sending a file from your personal computer's primary memory or disk to another computer is called

Demodulation is a process of

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