Computer Awareness for Upcoming Exams Set 73

Computer Questions for NIACL Assistant/AO, NICL AO, Dena Bank PO PGDBF, BoB PO, IBPS PO, Bank of India, IBPS Clerk, BOI, and other competitive exams

1. The time for the actual data transfer after receiving the request for data from secondary storage is referred to as the disk’s _____.
   A) Transfer time
   B) movement time
   C) Access time
   D) data input time
   E) none of these
   
   View Answer

    Option C
   Explanation:
   The time for the actual data transfer after receiving the request for data from secondary storage is referred to as the disk’s Access time.
2. To change the name of an Excel worksheet _____.
   A) Click on the worksheet tab by holding CTRL key and type a new name
   B) Choose Save AS option from file menu
   C) Add a (?) at the end of filename while saving the workbook
   D) Press CTRL + SHIFT keys and new name
   E) Double click at the worksheet tab and type a new name
   
   View Answer

    Option E
   Explanation:
   Double-click on one of the existing worksheet names. Right-click on an existing worksheet name, then choose Rename from the resulting Context menu. Select the worksheet you want to rename (click on the worksheet tab) and then select the Sheet option from the Format menu.
3. _______ search engine sends request for information to several search engines simultaneously and compiles the results.
   A) Meta
   B) Individual
   C) Directory
   D) Subjectdirectory
   E) none of these
   
   View Answer

    Option A
   Explanation:
   A metasearch engine (or aggregator) is a search tool that uses another search engine’s data to produce their own results from the Internet. Metasearch engines take input from a user and simultaneously send out queries to third party search engines for results. Sufficient data is gathered, formatted by their ranks and presented to the users.
4. Punch cards were first introduced by __.
   A) James Pascal
   B) Harward Ailken
   C) Herman Hollerith
   D) Marie Jacquard
   E) None of these
   
   View Answer

    Option C                
   Explanation:
   The standard punched card was invented by Herman Hollerith.
5. Pressing CTRL + 9 in Excel _____.
   A) Prints 9
   B) Prints
   C) Prints 9 followed by spaces
   D) Inserts 9 cells at the current location
   E) Hides the current row
   
   View Answer

    Option E
   Explanation:
   In Excel, move somewhere in a row you want to hide and press Ctrl+9. The entire current row is hidden and you don’t need to select the entire row, just have your cursor somewhere in the row.
6. ______are symbols used to replace or represent one or more characters.
   A) Playing cards
   B) Wildcard
   C) Private keys
   D) Public keys
   E) None of these
   
   View Answer

    Option B Explanation:
   A wildcard is a symbol used to replace or represent one or more characters.
7. The third generation of the computer were in ___.
   A) 1959-1964
   B) 1965-1971
   C) 1971-1981
   D) All of the above
   E) None of these
   
   View Answer

    Option B
   Explanation:
   The period of third generation was 1965-1971. The computers of third generation used integrated circuits (IC’s) in place of transistors.
8. PNG was created as an improved, non-patented replacement for Graphics Interchange Format (GIF). What is full form of PNG?
   A) Portable Natural Graphics
   B) Portable Network Graph
   C) Pretty Network Graphics
   D) Portable Network Graphics
   E) None of these
   
   View Answer

    Option D
   Explanation:
   Portable Network Graphics (PNG) is a raster graphics file format that supports lossless data compression. PNG was created as an improved, non-patented replacement for Graphics Interchange Format (GIF), and is the most widely used lossless image compression format on the Internet.
9. When machine instructions are being executed by a computer, the instruction phase followed by the execution phase is referred to as
   A) program cycle
   B) machine instruction
   C) execution cycle
   D) task cycle
   E) machine cycle
   
   View Answer

    Option E
   Explanation:
   The steps performed by the computer processor for each machine language instruction received. The machine cycle is a 4 process cycle that includes reading and interpreting the machine language, executing the code and then storing that code.
10. A compiler translates a program written in a high-level language into ___.
    A) Machine language
    B) An algorithm
    C) A debugged program
    D) Java
    E) None of these
    
    View Answer

     Option A
    Explanation:
    A Compiler is a computer program translate source code from a high-level programming language to a lower level language (assembly language or machine code).

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