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Wednesday, July 4, 2018

Computer gk 4 july

Q.1. What is the use of Bridge in Network?

(1) to connect LANs 

(2) to separate LANs 

(3) to control Network Speed

(4) All of the above 

(5) None of these

Q.2. The function key F2 is used for………..in a file.

(1) Refresh 

(2) Cut 

(3) Rename 

(4) Help 

(5) None of these

Q.3. Which of the following types of files is NOT identified as a potential virus carrier?

(1) A game 

(2) A word-processing document 

(3) An image file

(4) A spreadsheet file 

(5) None of these

Q.4. The type of encryption that requires the same key to encrypt and decrypt a message is called:

(1) Digital encryption 

(2) Symmetric key encryption 

(3) Public key encryption 

(4) Strong encryption

(5) None of these

Q.5. Which of the following is NOT a feature of assembly language?

(1) Assembly language allows programmers to work directly with decimal numbers

(2) Assembly language introduced the concept of a mnemonic to stand for a group of machine language instructions

(3) Assembly language commonly is used to write small programs that must execute quickly

(4) Assembly language is considered easy to learn to use because it is quite primitive and has a small set of statements

(5) None of these

Q.6. Which of the following data types would be the best choice to store a person’s street address? 

(1) Number 

(2) Text 

(3) Symbol 

(4) Logical 

(5) None of these

Q.7. What is a program with linked fields in an array of tables from a variety of files?

(1) batch processing system 

(2) DBMS 

(3) interactive processing system 

(4) file manager 

(5) None of these

Q.8. The type of cable with the highest installation cost is-

(1) Fiber-optic 

(2) Twisted pair 

(3) Coaxial 

(4) All of the above 

(5) None of these

Q.9. Which of the following is NOT true about ASCII code?

(1) Supports Japanese and Arabic language 

(2) Most widely used computer code

(3) 8-bit code 

(4) Represents 256 characters and symbols

(5) None of these

Q.10. How is the access time for memory measured?

(1) Megahertz 

(2) Nanoseconds 

(3) Milliseconds 

(4) Gigahertz 

(5) None of these

ANSWERS

Q.1. (1) In network, Bridge is used to connect LANs.

Q.2. (3) The function key F2 is used for rename a file.

Q.3. (3) An image file is not identified as a potential virus carrier.

Q.4. (2) The type of encryption that requires the same key to encrypt and decrypt a message is called Symmetric key encryption.

Q.5. (4) Assembly language is considered easy to learn to use because it is quite primitive and has a small set of statements is not a feature of assembly language.

Q.6. (2)

Q.7. (2) DBMS program, with linked fields in an array of tables from a variety of files.

Q.8. (1) Fiber-optic cable has highest installation cost.

Q.9. (1) 

Q.10. (2) The access time for memory is measured in nanoseconds.

Sunday, July 1, 2018

Computer gk 1 july

Q.1. Memory refreshing may be done

(1) by the CPU that contains a special regress counter, only

(2) by an external refresh controller, only

(3) either by the CPU or by an external refresh controller

(4) by printer

(5) None of these

Q.2. What is an interpreter?

(1) An interpreter does the conversion line by line as the program is run 

(2) An interpreter is the representation of the system being designed 

(3) An interpreter is a general purpose language providing very efficient execution 

(4) All of the above

(5) None of these

Q.3. Which of the following is not an output device? 

(1) Touch Screen 

(2) Scanner 

(3) Printer 

(4) Flat Screen 

(5) None of these

Q.4. A __________ is a grid with labeled columns and rows.

(1) Toolbar 

(2) Worksheet 

(3) Dialog box 

(4) Clipboard 

(5) None of these

Q.5. What is a slide transition?

(1) Overheads 

(2) Letters 

(3) A special effect used to introduce a slide in a slide show 

(4) The way one slide looks

(5) None of these

Q.6. By default, on which page the header or the footer is printed?

(1) On alternate page 

(2) On first page 

(3) On every page 

(4) All of the above

(5) None of these

Q.7. Outlook Express is _________.

(1) Search Engine 

(2) Hardware

(3) E-Mail Client 

(4) Browser

(5) None of these

Q.8. JVM is the abbreviation of

(1) Java Virtual Machine

(2) Java Virtual Memory 

(3) Joint Virtual Machine

(4) Joint Virtual Memory 

(5) None of these

Q.9. What is the function of an operating system?

(1) Manages computer’s resources very efficiently 

(2) Manages the flow of data and instructions 

(3) Takes care of scheduling jobs for execution 

(4) All of the above 

(5) None of these

Q.10. ______ shares characteristics with both hardware and software.

(1) Operating system 

(2) Data 

(3) Compiler 

(4) Software

(5) None of these

ANSWERS

Q.1. (3) Memory refreshing may be done either by the CPU or by an external refresh controller.

Q.2. (1) An interpreter does the conversion line by line as the program is run.

Q.3. (2) Scanner is not an output device. 

Q.4. (2) A worksheet is a grid with labeled columns and rows. 

Q.5. (3) Slide transition is a special effect used to introduce a slide in a slide show.

Q.6. (3) By default, on every page the header or the footer is printed.

Q.7. (3) Outlook Express is e-mail client.

Q.8. (1) JVM -Java Virtual Machine 

Q.9. (4)

Q.10. (1) Operating system shares characteristics with both hardware and software