Class 9 Tamil MCQ Questions with Answers

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Class 9 Tamil MCQ Questions with Answers. We covered all the Class 9 Tamil MCQ Questions with Answers in this post for free so that you can practice well for the exam.

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Class 9 Tamil MCQ Objective Questions with Answers for Students

The modem is a hardware device that interfaces

A) CPU and CRT

B) Printer and Main memory

C) Telephone line and Computer

D) Input and Output devices

Option c - Telephone line and Computer

Which of the following is a connecting device?

A) Router

B) Hub

C) Switch

D) All of these

Option d - All of these

ROM is a memory

A) To read-only

B) To write only

C) To read and write both

D) None of the above

Option a - To read-only

IC chips for computers are usually made of

A) Leaf

B) Chromium

C) Silicon

D) Gold

Option c - Silicon

The IC chips are made of

A) Fibre

B) Semiconductor

C) Plastic

D) None of the above

Option b - Semiconductor

ICs are classified on the basis of

A) Number of transistors

B) Type of computers

C) Manufacturing Company

D) Number of diodes

Option a - Number of transistors

Which of the following statements is correct?

A) Modem is software

B) Modem helps in stabilizing the voltage

C) Modem is the operating system

D) Modem converts the analog signal into a digital signal and vice-versa

Option d - Modem converts the analog signal into a digital signal and vice-versa

The device by which data is transferred by telephone with the help of binary signals is

A) Modem

B) Analog

C) Monitor

D) O.C.R.

Option a - Modem

A modem converts

A) Analog signals into digital signals

B) Digital signals into analog signals

C) Both (A) and (B)

D) None of the above

Option c - Both (A) and (B)

Such a device that converts data into impulses and transmits it through a terminal to the computer or computer to the terminal over a telephone line is

A) Magnetic disc

B) Microcomputer

C) C.D. Rom

D) Modem

Option d - Modem

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