Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):
Hacker-proof program.
Firewall.
Hacker-resistant server.
Encryption safe wall.
Correct Answer :
B. Firewall.
Related Questions
Which of the following will happen when data is entered into a memory location?
It will add to the content of the location
It will change the address of the memory location
It will erase the previous content
It will not be fruitful if there is already some data at the location
MAN stands for
Maximum Area Network
Minimum Area Network
Main Area Network
Metropolitan Area Network
What is the latest write-once optical storage media?
Digital paper
Magneto-optical disk
WORM disk
CD-ROM disk
Symbolic logic was discovered by
George Boole
Herman Hollerith
Van Neumann
Basic Pascal
ASCII stands for
American Stable Code for International Interchange
American Standard Case for Institutional Interchange
American Standard Code for Information Interchange
American Standard Code for Interchange Information
Magnetic disks are the most popular medium for
Direct access
Sequential access
Both of above
None of above
Which of the following is used only for data entry and storage, and never for processing?
Mouse
Dumb terminal
Micro computer
Dedicated data entry system
The ability to recover and read deleted or damaged files from a criminal's computer is an example of a law enforcement speciality called:
robotics
simulation
computer forensics
animation
When was the company named IBM?
1914
1924
1975
None of above
A system is
an integration of different units so as to achieve an objective
input unit
input and output unit
input, output and storage units
Which unit converts computer data into human readable form?
Input unit
Output unit
ALU
Control Unit
Which of the following is the most quickly accessible storage?
RAM
Registers
Disks
Pen Drive
The silicon chips used for data processing are called
RAM chips
ROM chips
Micro processors
PROM chips
MIS is designed to provide information needed for effective decision making by?
Consumers
Workers
Foremen
Managers
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Microcomputers
Mainframe computers
Super computer
Which of the following is a storage device?
Tape
Hard Disk
Floppy Disk
All of the above
ASCII and EBCDIC are the popular character coding systems.What does EBCDIC stand for?
Extended Binary Coded Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Binary Case Decimal Interchange Code
MICR stands for
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Cases Reader
None
Which network is a packet switching network?
Ring network
LAN
Star network
EuroNET
Which one is the largest space?
kilobyte
petabyte
terabyte
gigabyte
The BIOS is the abbreviation of ________.
Basic Input Output System
Best Input Output System
Basic Input Output Symbol
Base Input Output System
The earliest calculating devices are
Abacus
Clock
Difference Engine
None of these
MSI stands for
Medium Scale Integrated Circuits
Medium System Integrated Circuits
Medium Scale Intelligent Circuit
Medium System Intelligent Circuit
The first Macintosh computer was from
First generation
Second generation
Third generation
Fourth generation
Father of "C" programming language
Dennis Ritchie
Prof John Keenly
Thomas Kurtz
Bill Gates
Which of the following languages is more suited to a structured program?
PL/1
FORTRAN
BASIC
PASCAL
A number which is stored and processed but not in the standard exponential form is called
Floating point number
Fixed point number
Octal number
Decimal number
BCD is
Binary Coded Decimal
Bit Coded Decimal
Binary Coded Digit
Bit Coded Digit
The main electronic component used in first generation computers was
Transistors
Integrated Circuits
None of above
Vacuum Tubes and Valves
Identify the correct statement
IBM PCs used RISC CPU designs
Macintosh used CISC CPU design
IBM used CISC CPU design
None of above is true