61. User action such as keystroke or mouse click are referred to as
Interrupt
Tasks
Processes
Event
✅ The correct answer is D.
Operating System
62. Which of the following is not a characteristic of a daisy chaining priority control scheme?
priority is programmable
it is relatively easy to add more devices to the chain
the failure of one device may affect other devices on the chain
the number of control lines is independent of the number of devices on the chain
✅ The correct answer is A.
63. A program
is a device that performs a sequence of operations specified by instructions in memory.
is the device where information is stored
is a sequence of instructions
is typically characterized by interactive processing and time of the CPU
✅ The correct answer is C.
64. When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called
Bootstrap
Power on self test (POST)
System configuration
Kernel loading
✅ The correct answer is B.
65. With MS-DOS which command will divide the surface of the blank floppy disk into sectors and assign a unique address to each one?
FORMAT command
FAT command
VER command
CHKDSK command
✅ The correct answer is A.
66. If special forms are needed for printing the output, the programmer specifies these forms through?
JCL
JPL
Utility programs
Load modules
✅ The correct answer is A.
67. The principle of locality of reference justifies the use of
reenterable
non reusable
virtual memory
cache memory
✅ The correct answer is D.
68. Which is the first program run on a computer when the computer boots up?
System software
Operating system
System operations
None
✅ The correct answer is B.
69. What is the function of folder?
Save files
Delete files
Move files
All of the above
✅ The correct answer is D.
70. Which of the following, is necessary to work on a computer
Compiler
Operating system
Assembly
Interpreter of the above
✅ The correct answer is B.