401. To properly exit Windows
Click the stop button on the desktop
Click the exit button on the desktop
Select shut down from Start menu
None of above
✅ The correct answer is option C.
Computer
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402. Who is called a supervisor of computer activity?
Memory
Operating System
I / O Devices
Control Unit
✅ The correct answer is option B.
403. The most common systems security method is
passwords
encryption
firewall
all of the above
✅ The correct answer is option A.
404. Which of the following instruction steps, would be written within the diamond-shaped box, of a flowchart?
S = B – C
IS A<10
PRINT A
DATA X,4Z
✅ The correct answer is option B.
405. 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?
index addressing
indirect addressing
auto increment
auto decrement
✅ The correct answer is option C.
406. A graphical user interface displays
Graphics
Text
Both of Above
None of Above
✅ The correct answer is option C.
407. Which of the following statement is true.
The LRU algorithm pages out pages that have been used recently
Thrashing is a natural consequence of virtual memory systems.
Seek analysis is used for analysing control-unit busy problems.
All of the above
✅ The correct answer is option C.
408. Which of the following separates primary file and extension is
Dot
Period
Point
All of the above
✅ The correct answer is option D.
409. A hardware device that is capable of executing a sequence of instructions, is known as
CPU
ALU
CU
Processor
✅ The correct answer is option D.
410. A co-processor
Is relatively easy to support in software
Causes all processor to function equally
Works with any application
Is quite common in modern computer
✅ The correct answer is option A.