Computer Knowledge MCQ-47

How many formats are available while Exporting?

(A) 5
(B) 4
(C) 3
(D) 2
(E) None of these

SMTP, FTP and DNS are applications of the __ layer.

(A) data link
(B) network
(C) transport
(D) application
(E) None of these

Which protocol helps to transfer files between computers?

(A) FTP
(B) HTTP
(C) FTTP
(D) HTP
(E) None of these

Which of the following is private IP address?

(A) 12.0.0.1
(B) 192.168.24.43
(C) 168.172.19.39
(D) 172.15.14.36
(E) None of these

A virus that migrates freely within a large population of unauthorized email user is called a __.

(A) worm
(B) flame war
(C) macro
(D) plagiarism
(E) None of these

BASIC is __ language.

(A) a procedural
(B) an object oriented
(C) both (a) and (b)
(D) calculating device
(E) none of the above

Which of the following is the original purpose of SQL?

(A) To specify the syntax and semantics of SQL data definition language
(B) To specify the syntax and semantics of SQL manipulation language
(C) To define the data structures
(D) All of the above
(E) None of the above

___ is considered as a sequence of characters in a token.

(A) Lexeme
(B) Mexeme
(C) Texeme
(D) Pattern
(E) None of these

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

(A) LAN
(B) Web
(C) Hypertext
(D) Internet
(E) None of these

A proxy server is used for which of the following?

(A) To provide security against unauthorized users
(B) To process client requests for Web pages
(C) To process client requests for database access
(D) To provide TCP/IP
(E) None of these

A collection of conceptual tools for describing data, relationships, semantics and constraints is referred to as

(A) ER model
(B) Data base
(C) Data Model
(D) DBMS
(E) None of these

Which of the following is the latest version of Excel?

(A) Excel 2000
(B) Excel 2002
(C) Excel ME
(D) Excel XP
(E) None of these

What happens when you boot up a PC?

(A) Portions of the operating system are copied from disk into memory
(B) Portions of the operating system are copied from memory onto disk
(C) Portions of the operating system are compiled
(D) Portions of the operating system are emulated
(E) None of these

What is name of the logic circuit which can add two binary digits

(A) half adder
(B) full adder
(C) parallel adder
(D) serial adder
(E) None of these

A ___ converts all the statements in a program in a single batch and the resulting collection of instructions is placed in a new file.

(A) converter
(B) compiler
(C) interpreter
(D) instruction
(E) None of these

To change hardware components into more powerful or rectified version is called

(A) Expansion
(B) Plug and Play
(C) Upgrading
(D) Upsizing
(E) None of these