Computer interview questions – page 118

____ applications are well suited to control data storage activity on different storage systems.

1. Server
2. Stand alone
3. Network
4. All the above

The speed at which data travel over a communication channel is called the ____

1. Buard rate
2. Communal
3. Communication rate
4. Communicate

The device that accomplishes modulation-demodulation process is called a ____

1. Momde
2. Demom
3. Modem
4. Momem

____ are upcoming areas of online shopping, online booking for travels and entertainments managing investments.

1. Online page
2. Online data
3. Online net
4. Online services

In ____ at any point of time data can go in any one direction only.

1. Full duplex mode
2. Simplex mode
3. Half-duplex mode
4. Duplex mode

____ is a multimedia portion of the Internet.

1. Host
2. WWW
3. Webpage
4. Data

____ translates HTML documents of the website and allows to view it on the screen.

1. Web
2. Web browser
3. First page
4. Homepage

The process of converting sound or data into a signal that can flow through the telephone wire is called ___

1. Modulation
2. Communication
3. Transmission
4. Demodulation

Each computer on net is called a ____

1. Home
2. Host
3. Hub
4. Server

File ___ network service keeps track of date and time of intermediate changes of a specific file.

1. Up and down synchronization
2. Download synchronization
3. Upload synchronization
4. Update synchronization

The main disadvantage of FDDI is its __ cost.

1. Low
2. Reasonable
3. High
4. Reliable

Analog signals are sometimes ___ to represent binary data.

1. Unicoded
2. Fed
3. Modulated or encoded
4. Decoded

Simultaneous requests are handled by print services using __ print jobs reducing the computer time.

1. Online
2. Line
3. Queue
4. One by one

File update synchronization automatically updates all file ___ with the latest version.

1. Locations
2. Documents
3. Copies
4. Facts

MS word is _____ software.

1. Application
2. Compiler
3. Programming
4. System

A vertex of in-degree zero in a directed graph is called a/an

1. Root vertex
2. Isolated vertex
3. Sink
4. Articulation point

A graph is a tree if and only if graph is

1. Directed graph
2. Contains no cycles
3. Planar
4. Completely connected

An index is a pair of elements comprising key and a file pointer or record number. A file in which indices are is known as ____

1. Index file
2. Sort file
3. Key file
4. None of above

A data item that can be used to distinguish between two entities (records) is known as

1. Alternate key
2. Primary key
3. Primary data item
4. Unique data item

A data structure whose elements form a sequence is known as

1. Heterogeneous data structure
2. Homogeneous data structure
3. Linear data structures
4. Non- linear data structure

Which of the following data structure is used to represent hierarchical relationship among its elements?

1. Queue
2. Hash table
3. Tree
4. Graph

Which of the following statements about a binary tree is not correct?

1. Every binary tree has at least one node
2. Every non-empty tree has exactly one root node
3. Every node has at most two children
4. Every non-root node has exactly one parent

The average case complexity of quick sort for sorting n numbers is

1. O(n2)
2. O(nlog2n)
3. O(n)
4. O(log2n)

A dequeue operation removes an element

1. From the front of the queue
2. From any place in the queue
3. From the rear of the queue
4. None of above

What is the minimum number of nodes in a complete binary tree with depth 3?

1. 4
2. 5
3. 6
4. 7

What is the number of nodes in a full binary tree with depth 3?

1. 5
2. 6
3. 7
4. 8

Which of the following operation is not supported by a queue?

1. Inserting element at rear
2. Removing element from front
3. Removing element from middle
4. None of above

In bus network, the data transmission is ___

1. Bidirectional
2. One direction
3. No direction
4. None of these

____ eliminates distance constraints to take a printout at a different location.

1. Volume
2. Signal
3. Print service
4. No

___ are tools that allow the user to find specific document through key words or menu choices.

1. HTTP
2. URL
3. E-mails
4. Search Engines