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Computer-organization-set-1
16
Computer Organization Set 1
Computer Organization Set 1
Computer Organization Set 1
1.
Which one of the following is universal gate?
AND
OR
NOR
NOT
2.
A ____________ is a circuit with only one output but can have multiple inputs.
Truth table
Binary circuit
Boolean circuit
Logic gate
3.
User programs interact with I/O devices through:
Hardware
Operating System
Microprocessor
Cpu
4.
Which one of the following CPU registers holds the address of the instructions (instructions in the program stored in memory) to be executed next?
MAR (Memory address register)
MBR (Memory Buffer Register)
IR (Instruction Register)
PC (Program Counter)
5.
An interrupt for which hardware automatically transfers the program to a specific memory location is known as:
Software Interrupt
Hardware Interrupt
Maskable Interrupt
Vector Interrupt
6.
The permission -rwxr–r– represented in octal expression will be
777
666
744
711
7.
Which Linux command can be used to create a new user account?
newuser
useradd
mkuser
usercfg
8.
Which command is used to terminate a process? A) B) C) D)
shutdown
haltsys
kill
cancel
9.
Which of the following command can you execute to count the number of lines in a file?
lc
wc - l
cl
count
10.
The chown command is used to change the owner of a file.
True
False
11.
With what command can you see your user name?
I
pwd
whoami
me
12.
PATH is an environment variable. State True or False
True
False
13.
Aliases let you create shortcuts to commands.
True
False
14.
Bus is dedicated transmission media. State True or False
True
False
15.
How to run a process in the background?
&
*
?
|
16.
The signal sent to a process when the Ctrl-C key is pressed is:
INT
KILL
TSTP
TERM
17.
What is an ISR?
Information Service Routine
Interrupt Service Request
Information Service Request
Interrupt Service Routine
18.
What is a shell script?
group of functions
group of commands
a file containing special symbols
a file containing a series of commands
19.
The first line in any shell script begins with a _____.
&
!
$
#
20.
Which of the following are correct features of CPU?
CPU is considered as the brain of the computer
It stores data, intermediate results, and instructions
CPU performs all types of data processing operations
All of the above
21.
CPU controls the operation of all parts of the computer.
True
False
Can be true or false
Can not say
22.
Redirection is a process of switching of the standard stream of data.
True
False
23.
______ is used as an intermediate to extend the processor BUS.
Bridge
Router
Connector
Gateway
24.
Causing the CPU to step through a series of micro operations is called Sequencing.
True
False
25.
Which of the following is a type of computer architecture?
Von-Neumann Architecture
Microarchitecture
Harvard Architecture
All of the above
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