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Explain the term- Tracker ball and Braille printers
Tracker ball
Easier to use than a mouse if people have problems using their arms and hands or if they have a coordination problemBraille printersDot matrix printers can be modified to produce raised dots (i.e. Braille) - this helps blind and partially-sighted people to read the output
Memory utilization factor shall be computed as? Ans. memory in use/total memory connected.
How will this difference b interpreted? When one pointer is subtracted from another pointer, the number of elements between the two pointers always includes the element pointed
Q. Principles for developing successful system? (1) Both developers and customers must be involved for accuracy in the information. (2) A problem solving approach must be
Creation Deductive Inferences : Here we have shown how knowledge can be represented in first-order logic or how rule-based expert systems expressed in logic can be constructed
Q. Binary number system using 8 bit registers? Add 25 and -30 in binary number system using 8 bit registers using: Signed magnitude representation Signed 1's comple
Describe Real and protected mode: Operation of Real mode interrupt: When microprocessor completes executing the current instruction, it concludes whether an interrupt is act
External interface is interface between I/O interface and peripheral devices. Interface can be characterised into 2 main categories: (a) parallel interface and (b) serial interface
Prepare the Relational Tables to signify the following situation, which is defined by means of text and an Entity Relationship Diagram. Note: Do not attempt to vary the ERD. Yo
What is an on"*-input filed" statement? ON *-INPUT The ABAP/4 module is known as if the user has entered the "*" in the first character of the field, and the field has th
Write the Add/subtract rule for floating point numbers. Ans: a. Select the number with the smaller exponent and shift its mantissa right a number of steps equal to the differe
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