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Explain the functioning of Firewall Using Screening Router.
Firewall Using Screening Router:
The risk of break-within is large along with this form of firewall:
Every host onto the private network is exposed to the Internet and is ever a potential break-into point. Users who are unauthorized can detect and utilize internal addresses to access information into the firewall. To ignore break-into, screening routers can be set to seem the source address of every incoming IP header in place of the destination address, and drop private addresses which come through the Internet.
Q. Meaning of every field in MIPS instruction? The meaning of every field in MIPS instruction is given below: op: operation code or opcode rs: First register source
State about the machine language programs The computer can run only machine language programs, one needs to translate above programs to machine language programs. To translate
Perform multiplication with showing the contents of accumulator, B register and Y register during each step. (Accumulator, B, Y are 4-bit registers) B=06 Y=02
Resolution of externally defined symbols is performed by Ans. By Linker resolution of externally defined symbols is performed.
What is Matrix Addressing Mode. Ans. Matrix Addressing Mode: The arrangement which needs the fewest address lines is a square array of n rows and n columns for a whole memory
Q. What is a virtual address? Von Neumann had suggested that execution of a program is possible only if program and data are residing in memory. In such a condition program len
What is most common biometrics? Explain in brief. The most common biometrics is as given below: Face geometry (Photo): The computer captures the picture of your face and m
What is overflow, underflow case in single precision(sp)? Underflow-In SP it means that the normalized representation needs an exponent less than -126. Overflow-In SP it mea
Diffrentiate programming tools and authoring tools Distinction between programming tools and authoring tools is not at first obvious. Though, authoring tools require less techn
Define various system? Single job system: Only one program may be run at a time, and therefore only one person might be work on a machine at one time. Multi job system:
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