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Drupady [299]
3 years ago
5

Which of the following is input devices? (a)Scanner (b) Keyboard (c) Both a and b (d) Plotter​

Computers and Technology
1 answer:
Anna35 [415]3 years ago
6 0

Answer:

C

Explanation:

Scanner and Keyboard are input device.

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IT professionals recognize that successful systems must be user-oriented, and users need to be involved, formally or informally,
elixir [45]

Answer: True

Explanation:

System development is the process in which a system is developed,planned, designed,tested, modified etc. Analysis of design,internal structure and external factors is done for implementation to creation of system.

  • An IT professional is responsible for performing various tasks in system development.He/she has to analyze and detect that the developed system is convenient for user.
  • Involvement of user also plays an important part in system development through various ways such as improvement in system, smooth implementation,innovation,enhancing quality etc.
  • So, user can be involved in official or unofficial manner for betterment of system development.
  • Thus, the given statement is true.
3 0
2 years ago
Please someone help me I hate python
VLD [36.1K]
Python is actually an easy language to learn and use. IDLE is an iffy IDE to use. One thing about IDLE that drives me nuts is that when it saves a file, it converts tabs to spaces (you can adjust how many in the prefs). This causes impossible to find indentation errors because several spaces are NOT the same as a tab, but you can't see the difference on the screen.

# the standard way to put the main function after declaring functions and
# classes
if( __name__ == "__main__" ):

import sys
# check that the program was called with the correct number of arguments
if( len( sys.argv ) != 2 ):
    sys.stderr.write( "\nusage:  %s <argument>\n" % ( sys.argv[ 0 ] ) )
    sys.exit( 1 )
else:
    # do something nifty
    sys.exit( 0 )


8 0
3 years ago
In a _____ network, each device on the network is attached to a central server. If the server fails, then the other devices will
Tresset [83]
Answer: star

Explanation: A star network topology is an implementation of a spoke–hub distribution paradigm in computer networks. In a star network, every host is connected to a central hub. In its simplest form, one central hub acts as a conduit to transmit messages. The star network is one of the most common computer network topologies.
5 0
2 years ago
What is this error SyntaxError: Unexpected token '??='
vesna_86 [32]

Answer:

Occurs when a specific language construct was expected, but something else was provided.

6 0
2 years ago
Define function print_popcorn_time() with parameter bag_ounces. If bag_ounces is less than 3, print "Too small". If greater than
Oxana [17]

Answer:

def print_popcorn_time(bag_ounces):

 if bag_ounces<3:

    print("Too Small")

 elif bag_ounces>10:

   print("Too Large")

 else:

   total = 6*bag_ounces

   print('{} seconds'.format(total))

Explanation:

Using Python programming language

The function is defined to accept a single parameter

Using a combination of if/elif/else statements, the approprite message is displayed when the function is called

6 0
3 years ago
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