The earliest calculating devices are A) Abacus B) Clock C) Difference Engine D) None of these

The earliest calculating devices are A) Abacus B) Clock C) Difference Engine D) None of these
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The earliest calculating devices are- 1) Abacus 2) Clock 3) Difference Engine 4) None of these

Description : The earliest calculating devices are- 1) Abacus 2) Clock 3) Difference Engine 4) None of these

Last Answer : 1) Abacus

The earliest calculating devices are 1 Abacus 2 Clock 3 Difference Engine 4 None of these

Description : The earliest calculating devices are 1 Abacus 2 Clock 3 Difference Engine 4 None of these

Last Answer : 1 Abacus

The earliest calculating device is: a) Diffencial Engine b) Pascal c) Abacus d) Clock e) None of These

Description : The earliest calculating device is: a) Diffencial Engine b) Pascal c) Abacus d) Clock e) None of These

Last Answer : c) Abacus

The earliest calculating device is : a. Calculator b. Abacus c. Difference engine d. Analytical engine

Description : The earliest calculating device is : a. Calculator b. Abacus c. Difference engine d. Analytical engine

Last Answer : b. Abacus

The first mechanical computer designed by Charles Babbage was called: a) Abacus b) Analytical Engine c) Calculator d) None of The Above

Description : The first mechanical computer designed by Charles Babbage was called: a) Abacus b) Analytical Engine c) Calculator d) None of The Above

Last Answer : b) Analytical Engine

Pick up the correct statement from the following: (A) Forward pass is used for calculating earliest expected time (B) Backward pass is used for calculating the latest occurrence time (C) Maximum value of earliest expected time is used if there is more than one value of any event (D) All the above

Description : Pick up the correct statement from the following: (A) Forward pass is used for calculating earliest expected time (B) Backward pass is used for calculating the latest occurrence time (C) Maximum value of earliest ... time is used if there is more than one value of any event (D) All the above

Last Answer : (D) All the above

What is the structure and use of Abacus ?

Description : What is the structure and use of Abacus ?

Last Answer : : Abacus was made by tying a vertical rope inside a wooden frame and making round balls of wood of different colors. With this device addition , subtraction , multiplication , division could be done ... Just as numbers are expressed as codes in computers, so are numbers expressed as codes in Abacus.

What is Abacus ?

Description : What is Abacus ?

Last Answer : This ultra-modern device called computer was not made in one day. It is the result of centuries of human effort and uninterrupted research. As civilization progresses, so does the need for quick reckoning ... use of stones and pebbles, use of rope knots , use of oysters, abacus has gradually come.

What is Abacus ?

Description : What is Abacus ?

Last Answer : Abacus is the oldest computing device that uses beads . The cocoons are placed on a frame and attached to the wire. Abacus is still used in many parts of the world. It is unknown at this time what he ... abacus is called Suan-pan, in Japan it is called Soroban, and in Russia it is called Sketia .

The lower deck of an abacus is known as A) heaven B) sky C) earth D) floor

Description : The lower deck of an abacus is known as A) heaven B) sky C) earth D) floor

Last Answer : Answer : C

The word Abacus is derived from Abax, a word from A) Latin language B) Greek Language C) Sanskrit language D) Ancient Egypt

Description : The word Abacus is derived from Abax, a word from A) Latin language B) Greek Language C) Sanskrit language D) Ancient Egypt

Last Answer : Answer : A

Abacus was the first A) electronic computer B) mechanical computer C) electronic calculator D) mechanical calculator

Description : Abacus was the first A) electronic computer B) mechanical computer C) electronic calculator D) mechanical calculator

Last Answer : Answer : D

Name of first electronic programmable computer was: a) Abacus b) Colossus c) Diodic d) None of These

Description : Name of first electronic programmable computer was: a) Abacus b) Colossus c) Diodic d) None of These

Last Answer : b) Colossus

What is an ABACUS?

Description : What is an ABACUS?

Last Answer : Ans. Abacus, a wooden frame of wires and beads, was made by Chinese about 2000 years ago for simple addition.

Digital devices are A) Digital Clock B) Automobile speed meter C) Clock with a dial and two hands D) All of them

Description : Digital devices are A) Digital Clock B) Automobile speed meter C) Clock with a dial and two hands D) All of them

Last Answer : Answer : A

Do you use your hands like an abacus?

Description : Do you use your hands like an abacus?

Last Answer : No.

How to Use an Abacus?

Description : How to Use an Abacus?

Last Answer : A Chinese abacus is an ancient but fun to use calculator. Youcould even think of the Chinese abacus as the first computer. Onceyou get the basics of the Chinese abacus, it can be fun to use.Step 1: Lay ... beads down away from thecenter. The abacus is now at zero.Step 5: On the far right column, p

Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals? a. CAM b. ROM c. EPROM d. Abacus

Description : Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals? a. CAM b. ROM c. EPROM d. Abacus

Last Answer : EPROM

Which of the following is an acronym for electronic delay storage automatic calculator? a. UNIVAC b. EDSAC c. EDVAC d. Abacus

Description : Which of the following is an acronym for electronic delay storage automatic calculator? a. UNIVAC b. EDSAC c. EDVAC d. Abacus

Last Answer : EDSAC

Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals? a. CAM b. ROM c. EPROM d. Abacus

Description : Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals? a. CAM b. ROM c. EPROM d. Abacus

Last Answer : c. EPROM

Which of the following is an acronym for electronic delay storage automatic calculator? a. UNIVAC b. EDSAC c. EDVAC d. Abacus

Description : Which of the following is an acronym for electronic delay storage automatic calculator? a. UNIVAC b. EDSAC c. EDVAC d. Abacus

Last Answer : b. EDSAC

Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals? a. CAM b. ROM c. EPROM d. Abacus

Description : Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals? a. CAM b. ROM c. EPROM d. Abacus

Last Answer : c. EPROM

Which of the following is an acronym for electronic delay storage automatic calculator? a. UNIVAC b. EDSAC c. EDVAC d. Abacus

Description : Which of the following is an acronym for electronic delay storage automatic calculator? a. UNIVAC b. EDSAC c. EDVAC d. Abacus

Last Answer : b. EDSAC

Digital devices are a. Digital Clock b. Automobile speed meter c. Clock with a dial and two hands d. All of them

Description : Digital devices are a. Digital Clock b. Automobile speed meter c. Clock with a dial and two hands d. All of them

Last Answer : Digital Clock

Digital devices are a. Digital Clock b. Automobile speed meter c. Clock with a dial and two hands d. All of them

Description : Digital devices are a. Digital Clock b. Automobile speed meter c. Clock with a dial and two hands d. All of them

Last Answer : a. Digital Clock

For which of the following computers can’t be used? A) gathering data B) calculating data C) comparing data D) Arranging data

Description : For which of the following computers can’t be used? A) gathering data B) calculating data C) comparing data D) Arranging data

Last Answer : Answer : A

Mark I is also known as A) American Sequence Controlled Calculator B) Automatic Sequence Calculating Controller C) American Sequence Controlled Computer D) Automatic Sequence Controlled Calculator

Description : Mark I is also known as A) American Sequence Controlled Calculator B) Automatic Sequence Calculating Controller C) American Sequence Controlled Computer D) Automatic Sequence Controlled Calculator

Last Answer : Answer : D

For what Antikyathera was used? A) For counting B) For Calculating tax collection C) For calculating astronomical positions D) For calculating firing weapons

Description : For what Antikyathera was used? A) For counting B) For Calculating tax collection C) For calculating astronomical positions D) For calculating firing weapons

Last Answer : Answer : C

Which part of the computer is used for calculating and comparing? A) Disk unit B) Control unit C) ALU D) Modem

Description : Which part of the computer is used for calculating and comparing? A) Disk unit B) Control unit C) ALU D) Modem

Last Answer : Answer : C

Which of the following is not processing? A) arranging B) manipulating C) calculating D) gathering

Description : Which of the following is not processing? A) arranging B) manipulating C) calculating D) gathering

Last Answer : gathering

Which part of the computer is used for calculating and comparing?a) ALU b) Control unit c) Disk unit d) Modem e) None of these

Description : Which part of the computer is used for calculating and comparing? a) ALU b) Control unit c) Disk unit d) Modem e) None of these

Last Answer : a) ALU

What is the difference between calculating impedance in a series ac circuit and in a parallel ac circuit?

Description : What is the difference between calculating impedance in a series ac circuit and in a parallel ac circuit?

Last Answer : In a series circuit impedance is calculated from the values of resistance and reactance. In a parallel circuit, the values of resistive current and reactive current must be used to calculate total impedance.

Free float for any activity is defined as the difference between A. its earliest finish time and earliest start time for its successor activity B. its latest start time and earliest start time C. its latest finish time and earliest start time for its successor activity D. its earliest finish time and latest start time for its successor activity

Description : Free float for any activity is defined as the difference between A. its earliest finish time and earliest start time for its successor activity B. its latest start time and earliest start time ... its successor activity D. its earliest finish time and latest start time for its successor activity

Last Answer : A. its earliest finish time and earliest start time for its successor activity

Pick up the correct statement from the following: (A) The difference of latest occurrence time and earliest expected time, is called slack (B) The activities connecting the events having zero slack, lie on the critical path (C) The critical path consumes the maximum time (D) All the above

Description : Pick up the correct statement from the following: (A) The difference of latest occurrence time and earliest expected time, is called slack (B) The activities connecting the events having zero slack, lie on the critical path (C) The critical path consumes the maximum time (D) All the above

Last Answer : (D) All the above

Pick up the incorrect statement from the following: (A) The difference between the earliest start time and latest finish time of any activity, is the maximum time available for the activity (B) The difference between the maximum time available for the job and actual time it consumes, is called total float (C) The difference between the latest start time and earliest start time of an activity, is called total float (D) None of thes

Description : Pick up the incorrect statement from the following: (A) The difference between the earliest start time and latest finish time of any activity, is the maximum time available for the activity (B) The ... start time and earliest start time of an activity, is called total float (D) None of thes

Last Answer : (D) None of these

Total float for any activity is defined as the difference between (A) Its latest finish time and earliest start time for its successor activity (B) Its latest start time and earliest start time (C) Its latest start time and earliest finish time (D) Its earliest finish time and earliest start time for its successor activity

Description : Total float for any activity is defined as the difference between (A) Its latest finish time and earliest start time for its successor activity (B) Its latest start time and earliest start ... earliest finish time (D) Its earliest finish time and earliest start time for its successor activity

Last Answer : (B) Its latest start time and earliest start time

Pick up the correct statement from the following: (A) The duration between the earliest start time of the preceding event and latest finish time of the succeeding event, is called 'float' (B) The duration of time by which an activity can be delayed without affecting the succeeding activity, is called free float (C) The difference between total float and free float, is called interfering float (D) All the above

Description : Pick up the correct statement from the following: (A) The duration between the earliest start time of the preceding event and latest finish time of the succeeding event, is called 'float' (B) ... C) The difference between total float and free float, is called interfering float (D) All the above

Last Answer : (D) All the above

On an engine throttle control system, the auxiliary control circuits are provided with devices to prevent excessive overtravel of the pilot valve by the synchronous motor. These devices are called _________________. A. overlap sensors B. limit switches C. overtravel relays D. proximity switches

Description : On an engine throttle control system, the auxiliary control circuits are provided with devices to prevent excessive overtravel of the pilot valve by the synchronous motor. These devices are called _________________. A. overlap sensors B. limit switches C. overtravel relays D. proximity switches

Last Answer : Answer: B

Which of the following thermodynamic devices operates the reverse of the heat engine?  a. Thermal pump  b. Thermal evaporator  c. Thermal condenser  d. Thermal equilibrant

Description : Which of the following thermodynamic devices operates the reverse of the heat engine?  a. Thermal pump  b. Thermal evaporator  c. Thermal condenser  d. Thermal equilibrant

Last Answer : Thermal pump

What is Clock Signal ?

Description : What is Clock Signal ?

Last Answer : : Digital systems can be asynchronous or asynchronous. Changing one or more inputs at any time in an asynchronous system may result in a change in the output state of the ... synchronous, although they have some asynchronous components. Synchronous system design and troubleshooting is quite simple.

An example of a digital device can be A) Digital clock B) Automobile speed meter C) Clock with a dial and two hands D) All of the above

Description : An example of a digital device can be A) Digital clock B) Automobile speed meter C) Clock with a dial and two hands D) All of the above

Last Answer : Answer : A

Which of the following are the best units of data on an external storage device? A) Bits B) Bytes C) Hertz D) Clock cycles

Description : Which of the following are the best units of data on an external storage device? A) Bits B) Bytes C) Hertz D) Clock cycles

Last Answer : Answer : B

Which of the following is clock-synchronized RAM that is used for video memory? A. DRAM B. SRAM C. SGRAM D. None of the Above

Description : Which of the following is clock-synchronized RAM that is used for video memory? A. DRAM B. SRAM C. SGRAM D. None of the Above

Last Answer : C. SGRAM (Synchronous Graphics RAM)

Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Description : Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Last Answer : A : Low costs for hardware and software

Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Description : Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Last Answer : A : Low costs for hardware and software

Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Description : Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Last Answer : A : Low costs for hardware and software

Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Description : Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and software B : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Last Answer : A : Low costs for hardware and software

Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and softwareB : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Description : Which of the following is NOT one of the advantages associated with a robotics implementation program? A : Low costs for hardware and softwareB : Robots work continuously around the clock C : Quality of manufactured goods can be improved D : Reduced company cost for worker fringe benefits

Last Answer : A : Low costs for hardware and software

Which of the following are the best units of data on an external storage device? 1) Bits 2) Bytes 3) Hertz 4) Clock cycles

Description : Which of the following are the best units of data on an external storage device? 1) Bits 2) Bytes 3) Hertz 4) Clock cycles

Last Answer : 2) Bytes