1. 

In which of the storage placement strategies a program is placed in the largest available hole in the main memory?

A. best fit
B. first fit
C. worst fit
D. buddy
E. None of the above

2. 

Which of the following is a block device

A. mouse
B. printer
C. terminals
D. disk
E. None of the above

3. 

The problem of thrashing is affected significantly by:

A. program structure
B. program size
C. primary-storage size
D. all of the above
E. None of the above

4. 

Which of the following software types is used to simplify using systems software?

A. spreadsheet
B. operating environment
C. timesharing
D. multitasking
E. None of the above

5. 

Advantage(s) of using assembly language rather than machine language is (are):

A. It is mnemonic and easy to read.
B. Addresses any symbolic, not absolute
C. Introduction of data to program is easier
D. all of the above
E. None of the above