Top 1000+ Solved Important Computer MCQs For Competitive Exams part-1 MCQ Questions Answer
Q. ……………terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems.
a. Data
b. Sales
c. Query
d. Point-of-Sale (POS)
e. None of these
Q. The OSI model is divided into…………processes called layers.
a. five
b. six
c. seven
d. eight
e. None of these
Q. ………..are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat.
a. Servers
b. Embedded computers
c. Robotic computers
d. Mainframes
e. None of these
Q. In a ring topology, the computer in possession of the………can transmit data
a. packet
b. data
c. access method
d. token
e. None of these
Q. …………Viruses are often transmitted by a floppy disk left in the floppy drive
a. Trojan horse
b. Boot sector
c. Script
d. Logic bomb
e. None of these
Q. A database management system (DBMS) is a………..
a. hardware system used to create, maintain and provide controlled access to a database
b. hardware system used to create, maintain, and provide uncontrolled access to a database.
c. software system used to create, maintain, and provide uncontrolled access to a database.
d. software system used to create, maintain, and provide controlled access to a database.
e. None o these
Q. 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
Q. ……….are words that a programming language has set aside for its own use.
a. Control words
b. Reserved words
c. Control structures
d. Reserved keys
e. None of these
Q. What is the primary difference between avirus and a worm?
a. A worm has the ability to self-propagate from an infected user’s computer to other computers
b. A worm is usually written by a cracker : Script bunnies do not have the skills to develop worm program
c. A virus is very harmful to the computers it infects; a worm is not a serious a problem
d. Anti-virus software is effective in fighting viruses but not worms
e. None of these
Q. ………..describe what is database fields.
a. Structures
b. Field markers
c. Field definition
d. Field names
e. None of these
Q. A goal of normalization is to………….
a. minimize the number of relationships
b. minimize the number of entities
c. minimize the number of tables
d. minimize the numbe of redundancy
e. None of these
Q. A(n)………….uses pictures (called icons) and menus displayed on the screen to send commands to the computer system.
a. command-based user interface
b. GUI
c. system utility
d. API
e. None of these
Q. Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
a. Local area network
b. Modem
c. Base band networking
d. Broad band networking
e. None of these
Q. ‘ITS’ stands for
a. Intelligent Teaching Systems
b. International Tutoring Systems
c. Intelligent Tutoring Systems
d. All of these
e. None of these
Q. Any piece of equipment forming an interface to a data communication system is
a. DTE
b. DTA
c. CSA
d. DCA
e. None of these