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Operating System (OS)

Operating System (OS)
Which icon would you access in the printer window to install a printer drive?

None of above
Install
Setup
Add printer wizard

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Operating System (OS)
An operating system is a program or a group of programs that

Maintain the relationship in Database
Helps in checking the spelling of Word
Performs the calculations of cells in Excel
Manages the resources of the Computer

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Operating System (OS)
In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list?

indirect addressing
auto increment
None of these
index addressing
auto decrement

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Operating System (OS)
Who is called a supervisor of computer activity ?

Memory
Operating system
Control unit
I / O Devices

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Operating System (OS)
Which is not executable file?

.exe
.bat
.com
.txt

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Operating System (OS)
In analyzing the compilation of PL/I program, the description "creation of more optimal matrix" is associated with

Machine independent optimization
None of these
Assembly and output
Code generation
Syntax analysis

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