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19401.

True or False:Information Technology encompasses all of the technologies that we use in order to create, collect, process, protect and store information.

Answer»

Correct Answer is  True

19402.

Portable computers are introduced in generation. (a) first (b) second (c) third (d) fourth

Answer»

Correct answer is (d) fourth

19403.

______________ controls all operations inside a computer.

Answer»

Correct Answer is  Computer

19404.

______________ refers to how a computer system is designed and how it works.

Answer»

Computer Architecture

19405.

True or False:The full form of ICT is Information and Communication Technology.

Answer»

Correct Answer is  True

19406.

Fill in the Blank:Full form of ICT is ______________

Answer»

Information and Communication Technology

19407.

______________ concept involves transfer and use of all kinds of information. (A) Information and Computer Technology (B) Internet and Communication Technology (C) Information and Communication Technology (D) Information and Carrier Technology

Answer»

(C) Information and Communication Technology

19408.

______________ gives results in the form of output. (A) Audio (B) Video (C) Graphics (D) Computer

Answer»

(D) Computer

19409.

…………. uses the unique patterns on a person’s retina blood vessels. (a) Scanners (b) Finger print scanner (c) Barcode reader (d) Retinal scanner

Answer»

Correct answer is (d) Retinal scanner

19410.

Computers can recognize images and graphs in: (a) first generation (b) second generation (c) fourth generation (d) fifth generation

Answer»

(d) fifth generation

19411.

Fill in the Blank:_____________ refers to hardware, software (computer programs), and computer networks.

Answer»

Information Technology

19412.

True or False:Programmers refer to hardware, software (computer programs), and computer networks.

Answer»

Correct Answer is  False

19413.

______________ is a specification detailing of how a set of software and hardware technology standards interact to form a computer system.

Answer»

Computer Architecture

19414.

True or False:Computer Architecture is a specification detailing how a set of software and hardware technology standards interact to form a computer system.

Answer»

Correct Answer is  True

19415.

Full form of ICT is ______________ (A) Information and Computer Technology (B) Internet and Communication Technology (C) Information and Communication Technology (D) Information and Carrier Technology

Answer»

(C) Information and Communication Technology

19416.

______________ controls all operations inside a computer.(A) Audio (B) Video (C) Graphics (D) Computer

Answer»

(D) Computer

19417.

Differentiate optical and Laser mouse?

Answer»

Optical Mouse:

1. It uses Red, Blue or Green led. 

2. It has three buttons. 

3. It is less sensitive and sensitive towards surface. 

Laser Mouse:

1. It use only infrared led. 

2. It has as many as 12 buttons and can be programmed by user.

3. It is highly sensitive and able to. work on any hard surface.

19418.

Write the characteristics of sixth generation?

Answer»

1. Parallel and Distributed computing. 

2. Computers have become smarter, faster and smaller. 

3. Development of robotics. 

4. Natural Language Processing. 

5. Development of Voice Recognition Software.

19419.

Write short note on impact printer.

Answer»

1. Impact printer refers to the class of printers that work by banging a head or needle against an ink ribbon to make a mark on the paper. 

2. Impact printers are very noisy.

3. These printers can print on multi-part.

4. Example: Dot Matrix, Line printers.

19420.

………. is an input device which is used to draw lines or figures on a computer screen. (a) OCR (b) Light pen (c) Mouse (d) Keyboard

Answer»

Correct answer is (b) Light pen

19421.

Name the machine developed by Blaise Pascal ?

Answer»

The machine developed by Blaise Pascal is Pascaline.

19422.

Distinguish Primary and Secondary memory?

Answer»

Primary memory: 

1. It is used to temporarily store the programs and data when the instructions are ready to execute. 

2. It is a volatile memory that is, the content is lost when the power supply is switched off. 

3. Eg: Random Access Memory (RAM)

Secondary memory: 

1. It is used to store the data permanently. 

2. It is a non-volatile memory that is, the content is available even after the power supply is switched off. 

3. Eg: Hard disk, CD-ROM and DVD ROM.

19423.

……….. is the most common input device used today. (a) Keyboard (b) Mouse (c) Scanner (d) Light Pen

Answer»

Correct answer is (a) Keyboard

19424.

……….. is the component through which data and instructions are provided to the computer.(a) Input device (b) Output device (c) Memory limit (d) Storage device

Answer»

Correct answer is (a) Input device

19425.

The first generation computers used: (a) assembly language (b) machine language (c) high level language (d) word processor language

Answer»

(b) machine language

19426.

______________ is a specification detailing of how a set of software and hardware technology standards interact to form a computer system. (A) Computer Architecture (B) Hardware (C) Software (D) System

Answer»

(A) Computer Architecture

19427.

______________ refers to hardware, software (computer programs), and computer networks. (A) Hardware (B) Software (C) Information Technology (D) Computer Programs

Answer»

(C) Information Technology

19428.

What are the components of a CPU?

Answer»

The CPU has three components which are Control Unit, Arithmetic and Logic Unit (ALU) and Memory Unit.

19429.

Write the functions of control unit?

Answer»

The control unit controls the flow of data between the CPU, memory and I/O devices. It also controls the entire operation of a computer

19430.

Every computer system has the following three basic components ______________, ______________ & ______________ (A) Data (B) Commands (C) Input Unit(D) Central Processing Unit (E) Output Unit

Answer»

(C) Input Unit (D) Central Processing Unit (E) Output Unit

19431.

______________ Operating Systems can update themselves. (A) Linux (B) Proprietary (C) Repositories (D) Package

Answer»

(B) Proprietary

19432.

Chrome OS is an ______________ system created by ______________(A) Operating Systems (B) Open-Source Operating (C) Microsoft (D) Google (E) Portable

Answer»

(B) Open-Source Operating (D) Google

19433.

Identify the output device: (a) keyboard (b) memory (c) monitor (d) mouse

Answer»

Correct answer is (c) monitor

19434.

What is the classification of memory?

Answer»

The Memory Unit is of two kinds which are primary memory and secondary memory. The primary memory is used to temporarily store the programs and data when the instructions are ready to execute. 

Eg: RAM The secondary memory is used to permanently store the data. 

Eg: Hard disk, CDROM

19435.

………… are used to enter information directly into the computer’s memory. (a) Mouse (b) Keyboard (c) Scanner (d) Trackball

Answer»

Correct answer is (c) Scanner

19436.

………….. is the logical machine which interprets and executes software instructions. (a) CPU (b) Mother Board (c) Input Device (d) Storage Device

Answer»

Correct answer is (a) CPU

19437.

…………… memory is used to temporarily store the programs and data. (a) Primary (b) Secondary (c) PROM (d) EPROM

Answer»

Correct answer is (a) Primary

19438.

….. is the father of computer. (a) John Napier (b) William Oughtred (c) Blaise Pascal (d) Charles Babbage

Answer»

(d) Charles Babbage

19439.

The first generation was in the year: (a) 1942-1955 (b) 1955-1964 (c) 1964-1975 (d) 1975-present

Answer»

(a) 1942-1955

19440.

holds the data and instructions during the processing. (a) Input unit (b) Memory unit (c) Output unit (d) Storage imit

Answer»

(b) Memory unit

19441.

______________ is an open-source, portable, multi-multiprogramming, operating system. (A) Windows(B) Mac OS (C) Chrome OS (D) Linux

Answer»

Correct option is  (D) Linux

19442.

What is the function of an ALU?

Answer»

The ALU is a part of the CPU where various computing functions are performed on data. The ALU performs arithmetic operations such as addition, subtraction, multiplication, division and logical operations. The result of an operation is stored in internal memory of CPU. The logical operations of ALU promote the decision-making ability of a computer.

19443.

______________ is a series of operating systems that are designed by Microsoft.

Answer»

Correct Answer is  Windows

19444.

An ______________ is a software program that empowers the computer hardware to communicate and operate with the computer

Answer»

Correct Answer is  Operating System

19445.

______________ is a series of operating systems that are designed by Microsoft. (A) Windows (B) Mac OS (C) Chrome OS (D) Linux

Answer»

Correct option is  (A) Windows

19446.

Windows is a series of ______________ that are designed by ______________ (A) Operating Systems (B) Open-Source Operating (C) Microsoft (D) Google (E) Portable

Answer»

(A) Operating Systems (C) Microsoft

19447.

The expansion of CPU is: (a) Central Processing Unit (b) Central Prefix Unit (c) Central Power Unit (d) Central Printer Unit

Answer»

(a) Central Processing Unit

19448.

The memory unit is of ……. kinds. (a) three (b) four (c) five (d) two

Answer»

Correct answer is (d) two

19449.

The computer is the combination of: (a) hardware and software (b) mother board and memory devices (c) monitor and keyboard (d) monitor and CPU

Answer»

(a) hardware and software

19450.

______________ is an open-source operating system created by Google.

Answer»

Correct Answer is  Chrome OS