Test 1 Study Guide (Ch. 1-4) Questions
with complete solution 2025
loading an application into memory - correct answer An operating system is
responsible for which task?
time-sharing - correct answer A computer system is using several
applications. The system's ability to create the illusion of simultaneous
execution of the applications is known as what?
multiprogramming - correct answer Which technique improves system
resource utilization by holding active programs in memory while the programs
waiting for I/O completion or for an event to take place?
abstraction - correct answer The concept of unification and simplification by
combining simple objects into more complex objects is referred to as _____?
shell - correct answer When an operating system loads, the operating system
may present a command interpreter. What type of interface is the interpreter?
a special mode bit - correct answer A system task was initiated by a user
request and was executed by the system. _____ recognized this task as non-
privileged.
system - correct answer An application makes a system request of an
operating system service. The application made which type of call?
interrupt - correct answer For time-sharing to work between applications,
which technique should be used?
, trap - correct answer Executing a supervisor call instruction results in which of
the following responses?
trap - correct answer Which type of event is synchronous with a currently
executing instruction?
no OS support - correct answer Vacuum tube based computers have which
defining characteristic?
parallel - correct answer A system that uses multiprocessors is capable of
carrying out operations in which way?
4th - correct answer Which computer generation led to the development of the
personal computer?
multiprogramming - correct answer The introduction of transistors into
computer systems resulted in the development of which computing concept?
interactive multi-user OS - correct answer The 3rd generation of computers
featured this OS type.
virtual CPU - correct answer Multi-user support, such as independent
processes on a single machine, is a benefit of which concept?
creates a new process - correct answer A user opens Microsoft Word on a
computer. As a result, what action does the OS perform?
structures - correct answer PCBs may be organized as an array of _____.
with complete solution 2025
loading an application into memory - correct answer An operating system is
responsible for which task?
time-sharing - correct answer A computer system is using several
applications. The system's ability to create the illusion of simultaneous
execution of the applications is known as what?
multiprogramming - correct answer Which technique improves system
resource utilization by holding active programs in memory while the programs
waiting for I/O completion or for an event to take place?
abstraction - correct answer The concept of unification and simplification by
combining simple objects into more complex objects is referred to as _____?
shell - correct answer When an operating system loads, the operating system
may present a command interpreter. What type of interface is the interpreter?
a special mode bit - correct answer A system task was initiated by a user
request and was executed by the system. _____ recognized this task as non-
privileged.
system - correct answer An application makes a system request of an
operating system service. The application made which type of call?
interrupt - correct answer For time-sharing to work between applications,
which technique should be used?
, trap - correct answer Executing a supervisor call instruction results in which of
the following responses?
trap - correct answer Which type of event is synchronous with a currently
executing instruction?
no OS support - correct answer Vacuum tube based computers have which
defining characteristic?
parallel - correct answer A system that uses multiprocessors is capable of
carrying out operations in which way?
4th - correct answer Which computer generation led to the development of the
personal computer?
multiprogramming - correct answer The introduction of transistors into
computer systems resulted in the development of which computing concept?
interactive multi-user OS - correct answer The 3rd generation of computers
featured this OS type.
virtual CPU - correct answer Multi-user support, such as independent
processes on a single machine, is a benefit of which concept?
creates a new process - correct answer A user opens Microsoft Word on a
computer. As a result, what action does the OS perform?
structures - correct answer PCBs may be organized as an array of _____.
