Computer Quiz for ECGC PO & Bank Mains Exams 2021- 26th February

Q1. which of the following is a windows utility program that locates and eliminates unnecessary fragments and rearranges filed and unused disk space to optimize operations?
(a) Backup
(b) Disk cleanup
(c) Disk defragmenter
(d) Restore
(e) None of these

Q2.Which software is used to create text-based documents?
(a) DBMS
(b) Suites
(c) Spreadsheets
(d) Word Processors
(e) None of these

Q3.Different components on the motherboard of a PC unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
(a) Conductors
(b) Buses
(c) Connectors
(d) Consecutives
(e) None of these

Q4.Which software is used to make an exact copy of data to protect it and facilitate recovery if data is lost, corrupted or infected?
(a) Operating system
(b) Word processor
(c) Device driver
(d) Backup software
(e) None of these

Q5.Which of the following technique is used to send more than one call over a single line?
(a) Digital transmission
(b) Infrared transmission
(c) Digitizing
(d) Multiplexing
(e) None of these

Q6.Which among the following key combination can be used to search in Windows Explorer?
(a) Ctrl+F
(b) Ctrl+S
(c) Ctrl+G
(d) Alt+S
(e) Alt+P

Q7.What is the sequence of events that occurs in the computer when it is interpreting and executing an instruction?
(a) Execution cycle
(b) Instruction cycle
(c) Working cycle
(d) Machine cycle
(e) None of these

Q8.What is the technology used to read pencil or pen marks on a multiple-choice answer sheet called?
(a) OMR
(b) MICR
(c) OCR
(d) CPU
(e) FTP

Q9.Which of the following storage devices is used to compensate for difference in rates of flow of data from one device to another?
(a) Floppy
(b) Call
(c) Channel
(d) Buffer
(e) Hard Disk

Q10.When a real-time telephone call between people is made over the Internet using computers, it is called ___________.
(a) a chat session
(b) an E-mail
(c) an instant message
(d) Internet telephony
(e) None of these

Solutions

S1. Ans.(c)
Sol. Disk Defragmenter is a utility in Microsoft Windows designed to increase access speed by rearranging files stored on a disk to occupy contiguous storage locations, a technique called defragmentation.

S2. Ans.(d)
Sol. A word processor is software or a device that allows users to create, edit, and print documents. It enables you to write text, store it electronically, display it on a screen, modify it by entering commands and characters from the keyboard, and print it.

S3. Ans.(b)
Sol. A bus is a common pathway through which information flows from one computer component to another. This pathway is used for communication purpose and it is established between two or more computer components.

S4. Ans.(d)
Sol. Backup software enables the creation of an exact duplicate of computer files that can be used for restoring the original files in case of file corruption, accidental/intentional deletion or a disaster.

S5. Ans.(d)
Sol. Multiplexing (or muxing) is a way of sending multiple signals or streams of information over a communications link at the same time in the form of a single, complex signal; the receiver recovers the separate signals, a process called demultiplexing (or demuxing).

S6. Ans.(a)
Sol. Ctrl+F is the short cut key combination that can be used to search in Windows Explorer.

S7. Ans. (b)
Sol. An instruction cycle is the basic operational process of a computer. It is the process by which a computer retrieves a program instruction from its memory, determines what actions the instruction dictates, and carries out those actions.

S8. Ans.(a)
Sol. Optical Mark Recognition What is the technology used to read pencil or pen marks on a multiple-choice answer sheet.

S9. Ans.(d)
Sol. Buffer is used to hold data temporarily inside the computer memory. When different devices require the data, the buffer sends it on a priority basis, thereby differentiating the flow of data between the devices.

S10. Ans.(d)
Sol. An Internet telephony service provider (ITSP) offers digital telecommunications services based on Voice over Internet Protocol (VoIP) that are provisioned via the Internet.

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