C is:
An assembly language
A machine language
A third generation high level language
All of the above
In Lex, a class complemented by first placing:
^
!
∼
NOT
The most common security failure is
carelessness by users
depending on passwords
insufficient technology used to prevent breaches
too much emphasis on preventing physical access
_________ is/are Bootstrapped compiler.
C
PASCAL
LISP
The basic tasks of a macro processor are:
Recognize macro cells
Expand macro cells
recognize and save macro definitions
all of the above
The main function of the dispatcher(the process of the scheduler) is;
Bring process from the disk to the main memory
Assigning ready process to the CPU
Suspending some of the process when the CPU load is high
Swapping a process to the disk
While running DOS on a PC which command would be used to duplicate the entire diskette?
COPY
DISKCOPY
CHKDSK
TYPE
Assembler language:
Is quite different from the SCL interpreter
Requires fixed /format commands
Is a mnemonic form of machine language
Is usually the Primary user interface.
The term "Operating system" means.
A set of programs which controls computer working
Conversion of high level language into machine code
The way as floppy disk drive operates
The way a computer operator works
Which of the following software type is used to simplify using systems software?
Operating environment
Spreadsheet
Time sharing
Multi tasking
