Digital Learning

Thursday, May 28, 2020

CBSE-ComputerScience-Class-V(Solved Exercise-1):

Class-5
Subject: Computer Science
Chapter -1 Uses of Computer (Solved Exercise)
                  A.    Fill in the blanks.
1.     A computer is a _____________machine which works on the principle of ___________cycle.
Answer: Electronic, IPO
2.     A computer always gives ___________results.
Answer: Accurate
3.     Computer hardware are the parts of computer which we can ________ and ____________.
Answer: See, Touch
4.     Hardware is divided into different categories on the basis of ______________.
Answer: their functions.
5.     __________ is a set of program that tells computer to perform ___________task.
Answer: Software, Specific

                  B.    Name the following:    
1.     Two types of software’s   ___________________________     _______________________
Answer: System software and Application software
2.     Two use of computer in banks ____________________      _______________________
Answer: Keep records of account holders and verify the cheques of customer
3.     A processing device              _______________________
Answer: Central Processing Unit (CPU)
4.     Two output devices              _______________________        _______________________
Answer: Printer and Monitor
5.     Two storage devices             _______________________        _______________________
Answer: CD and DVD
                 C.     Write true or false.
1.     System software is the manager of application software _______________. T
2.     Application software helps in doing some specific tasks. _______________. T
3.     Computers are used to add special effects in movies. ___________________. T
4.     Computers are used in hospitals to operate ATMs. _____________________.   F
5.     Bills cannot be generated using computers. _____________________________.             F
                  D.    Answer the following questions.
1.     State the uses of computer in hospitals.
Answer:
ü Maintain medical records and treatment details of patients.
ü Perform operations.
ü Research
ü Perform medical tests and check-ups like CT scan and blood tests.
2.     How computers are helps in the field of designing?
Answer:
ü Architects use computers to design houses and buildings.
ü Engineers use computers to design houses scientific apparatus and equipments.
3.     Differentiate between computer hardware and software.
Answer:
Computer Hardware: Computer hardware is the parts of a computer system which we can see and touch.
Computer Software: Software is a set of programs that tells a computer to perform specific task.
4.     Define different types of hardware.
Answer: They are divided into different categories:
Input devices: They are used to provide input to a computer. Example- Mouse, Keyboard, Scanner etc.
Processing Device: This is used to process the given inputs. Example-CPU.
Output devices: They give the output. Example- Monitor, printer, speaker etc.
Storage devices: They are used to store data. Example- Pen drive, CD, DVD etc.
5.     State any five features of computer.
Answer:
Speed: A computer works very fast.
Accuracy: A computer always gives correct results.
Versatility: A computer performs a variety of tasks.
Storage: We can store large amount of data and information in the computer.

1 comment:

  1. Great job for publishing such a nice article. Your article isn’t only useful but it is additionally really informative. Wholesale Computer Hardware Online Shop in Australia .Thank you because you have been willing to share information with us.

    ReplyDelete