Computer interview questions – page 135

ICMP (internet control message protocol) is a protocol

1. used to monitor computers
2. that handles error and control messages
3. for transferring files from one machine to another
4. used to dynamically bind a high level IP address to a low-level physical hardware address

Working of the WAN generally involves

1. ATM
2. Satellite
3. Frame delay
4. All of these

EBCDIC can code up to how many different characters?

1. 8
2. 16
3. 64
4. 256

Officer LANs that are spread geographically apart on a large scale can be connected using a corporate

1. LAN
2. WAN
3. MAN
4. DAN

Binary Coded Decimal (BCD) numbers express each decimal digitals as

1. Binary digits
2. Byte
3. Word
4. Nibble

A collection of computers and devices connected together via communication devices and transmission media is called a

1. Network
2. Mainframe
3. Server
4. Workgroup

The communication mode that supports data in both directions at the same time is

1. Multiply
2. Duplex
3. Half duplex
4. Simplex

An alternate name for the completely interconnected network topology is

1. Mesh
2. Star
3. Ring
4. Tree

A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?

1. Delta routing
2. Static routing
3. Flooding
4. Hot potato routing

Which one of the following is NOT desired in a good software Requirement specifications (SRS) document?

1. Functional Requirements
2. Algorithms for software implementation
3. Goals of Implementation
4. Non-Functional Requirements

To connect networks of similar protocols ____ are used.

1. Dial-up routers
2. Gateways
3. Bridges
4. Routers

In a synchronous modem, the digital–to-analog converter transmits signal to the

1. Equalizer
2. Modulator
3. Terminal
4. Demodulator

Thick coax have maximum segment is

1. 500 m
2. 200 m
3. 100 m
4. 10 m

ALOHA

1. is buffering
2. is use of data transfer
3. use for channel allocation problem
4. all of these

An encyclopedic database is

1. Generally free
2. Easy for beginners to use
3. An information utility that specializes in storing and searching information
4.  All of these

A ____ is a small program embedded inside of a GIF image.

1. Spam
2. Spyware applications
3. Web bug
4. Cookie

Four bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?

1. 4
2. 15
3. 16
4. 32

The EAM device that does not use a control panel is the

1. Collator
2. Sorter
3. Reproducer
4. Interpreter

Which of the following frequency ranges is used for AM radio transmission?

1. Very low frequency: 3kHz to 30 kHz
2. Medium frequency : 300 kHz to 3 MHz
3. High frequency : 3 MHz to 30 MHz
4. Very high frequency : 30 MHz to 300 MHz

Which of the following methods provides dedicated communication channel between two stations?

1. Circuit switching
2. Switch network
3. Packet switching
4. None of these

The most flexibility how devices are wired together is provided by

1. T-switched networks
2. Star networks
3. Ring networks
4. Bus networks

Which company develops the TCP/IP protocol for networking?

1. IBM
2. DEC
3. DARPA
4. NOVELL

Which of the following items is not used in local area network (LAN)?

1. Cable
2. Printer
3. Modem
4. Computer

Which of the following is the fastest type of computer?

1. Personal computer
2. Workstation
3. Notebook
4. Laptop

Which can read data and convert them to a form that a computer can use?

1. Control
2. Input device
3. Storage
4. Logic

A device which can be connected to a network without using cable is called

1. Distributed device
2. Centralized device
3. Open-source device
4. Wireless device

The vast network of computers that connects millions of people all over the world is called

1. Internet
2. Hypertext
3. LAN
4. Web

The cheapest modems can transmit

1. 300 bits per second
2. 1,200 bits per second
3. 2,400 bits per second
4. None of these

Which of the following protocol is used for remote terminal connection service?

1. RARP
2. UDP
3. FTP
4. TELNET

Which of the following terms is just the collection of networks that can be joined together?

1. Intranet
2. Extranet
3. Internet
4. LAN