| UPDATED QUESTIONS AND CORRECT
ANSWERS | VERIFIED ANSWERS | JUST
RELEASED
Which of the following statements is true? ---------CORRECT ANSWER----
-------------Allowing several processes to share time in a multitasking
system is usually a better use of system resources than executing the
processes one after another.
Which of the following components of an operating system maintains
the directory system? ---------CORRECT ANSWER-----------------File
Manager
Which of the following components of an operating system is not part
of the kernel? ---------CORRECT ANSWER-----------------The user interface
Multitasking in a computer with only one CPU is accomplished by ... -----
----CORRECT ANSWER-----------------Batch processing
,The end of a time slice is indicated by the occurrence of a signal called -
--------CORRECT ANSWER-----------------An interrupt
Which of the following is not an attempt to provide security? ---------
CORRECT ANSWER-----------------Multitasking
Which of the following events is detrimental to an operating system's
performance? ---------CORRECT ANSWER-----------------Deadlock
Which of the following is not a means of performing multiple activities
at (seemingly) the same time? Choose the least relevant answer. ---------
CORRECT ANSWER-----------------Pipepling --Pipeline
Which of the following is a task that is not performed by the kernel of
an operating system? ---------CORRECT ANSWER-----------------A.
Communicate with the user
,Which of the following is/are true regarding memory management? ----
-----CORRECT ANSWER-----------------In a multitasking system, the
memory manager keeps track of which blocks of memory are assigned
to each task.
Which layer of the TCP/IP hierarchy is responsible for obtaining the
correct address for a message's destination? ---------CORRECT ANSWER-
----------------Application
Which layer of the TCP/IP hierarchy reassembles messages as their
pieces arrive at the destination? ---------CORRECT ANSWER-----------------
Transport
Which layer of the TCP/IP hierarchy presents incoming messages to the
computer user? ---------CORRECT ANSWER-----------------Application
Which standards organization produced the OSI reference model for
internet communication? ---------CORRECT ANSWER-----------------ISO
, Which of the following protocols is not specifically related to email? ----
-----CORRECT ANSWER-----------------HTTP
Under the assumption that X takes on only integer values, which of the
following is the termination condition for the following loop?
repeat:
...
until (X < 5) ---------CORRECT ANSWER-----------------X < 5
Under the assumption that X takes on only integer values, which of the
following is the termination condition for the following loop?
while (X < 5):
. . . ---------CORRECT ANSWER-----------------x<5