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Q. Explain Disk Cartridges ?
Disk Cartridges: Removable disk cartridges are an option to hard disk units as a form of secondary storage. Cartridge generally comprises one or two platters covered in a hard plastic case which is inserted in the disk drive much like a music tape cassette. Capacity of these cartridges varies from 5MB to more than 60MB to some extent lower than hard disk units however still considerably superior to diskettes. They are handy since they give microcomputer users access to amounts of data limited only by number of cartridges used.
Why is the data bus in most microprocessors bidirectional while the address bus is unidirectional? Data Bus: These lines are used to send data to memory by output ports and
How can we decrement and increment operations We can implement decrement and increment operations by using a combinational circuit or binary down/up counters. In
Explain the Optimization of data access paths Optimization is a very significant aspect of any design. The designer must do the followings for optimization: i) Add redundan
Q. How can data and instructions are put into the computers? The data and instructions to a computer are provided by external environment. It determines that input devices are
Q. Define Immediate Addressing Mode with example? Immediate Addressing Mode An immediate operand can be a constant expression like a character, a number or an arithmetic e
Prove the following identities a. A ‾B ‾C‾ + A ‾BC ‾ + AB ‾C ‾ + ABC ‾ = C ‾ b. AB + ABC + A ‾ B + AB ‾C = B + AC Ans. a. LHS = A'B'C' + A'BC' + AB'C' + ABC' =
Explain crossbar exchange, with all call processing steps and diagrams. The fundamental idea of crossbar switching is to give a matrix of n x m sets of contacts with only n + m
why we say OS is a resource allocator and control program
design a basic computer
-8 is equal to which signed binary number ? Ans. 10001000 is the signed binary number that equal to - 8. To show negative numbers in the binary system, Digit 1 is utilized fo
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