Related Questions

In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.
A True
B False
The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
A External memory
B I/O memory
C ROM
D Buffer memory
E None of the above
In a computer program, the processor executing the same instructions over and over is called-
A Branching
B Looping
C Circulating
D Rotating
In a computer program, the process of executing the same instructions over is called :
A Branching
B Looping
C Circulating
D Hierarchical Charting
Whenever a peripheral is being controlled by the CPU, it is said to be online. If additionally, the computer files are updated as soon as any change takes place, the system is called
A quick processing system
B batch processing system
C real time system
D remote processing system
E None of the above
A survey was conducted among the students of Khulna University to find out how many forms of physical exercise usually swam, 25% said they usually did jogging, 20% said they played cricket, 15% said they usually played football and 20 respondents said they did not take any form of exercise. From the above findings it can be concluded that.
A The student of khulna University do not usually take physical exercise.
B No respondent took more than one form of exercise.
C The method of data collection was not valid.
D Some of the respondents took more than one form of exercise.
Which one of the following Operating Systems is not a multitasking operating system?
A DOS
B Linux
C Windows 98
D Unix
In Windows Operating System, which keyboard shortcut is used to close any program ?
A Ctrl+F4
B Alt+F4
C Ctrl + Alt + Delete
The main program in an operating system is called:
A Kernel
B file manager
C Directly
D NOS
What is the correct value to return to the operating system upon the successful completion of a program?
A 1
B -1
C 0
D Program do no return a value.
E 2

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