Wednesday, June 15, 2016

1. Which of the following is/are type of Operating System? 
 Batch Processing
 Multithreading
 Multitasking
 Real Time
 All of the above

2. What does MODEM stands for?

 Modulator-Demodulator
 Main of Domain End Machine
 Multiplexing Other Device Encoding Message
 Multiplexing On Demultiplexed Embedded Machine
 None of the above

3. ___________ is mnemonic version of machine code. 

 Low level language
 High level language
 Assembly code
 Communication code
 None of the above

4. What is the portion of memory made of high speed SRAM called? 

 RAM Cache
 Memory Cache
 DRAM Cache
 ROM Cache
 Both (a) and (b)

5. In MS Word Ctrl+[ is the key combination for? 

 To reduce the font size of selected text
 To highlight the selected text
 To change the font of selected text
 To select the text
 To add a cell in a table

6. What is the function of Primary Key in a RDBMS? 

 It is a unique key from another table
 It allows redundant record in a table
 It allows default value null for its records
 It adds present date and time in each record
 None of the above
Solution:
It uniquely identifies a record in a table

7. Which among the following is not an open source operating system? 

 GNU
 MINIX
 LINUX
 Microsoft Windows
 None of the above

8. Which among the following has file extension .pptx? 

 MS Word
 MS PowerPoint
 MS Excel
 MS Access
 Text Document file

9. Which among the following is not a type of system bus in computer architecture? 

 Data Bus
 Control Bus
 Address Bus
 ROM Bus
 None of the above

10. Which of the following statement is not true about microcomputers? 

 It is a small, relatively inexpensive computer with a microprocessor as its central processing unit
 The improvements in cost and usability resulted in an explosion in their popularity
 It has high-level computational capacity compared to a general-purpose computer.
 The predecessors to these computers, mainframes and minicomputers
 None of the above

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