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Hassan
1.Which of the following is not a derived data type in c?
A. Function
B. Pointer
C. Enumeration
D. Function
2.Integral data type is ____?
A. Void
B. Char
C. Float
D. Void
3.The Format Identifier %u is used for?
A. Integer
B. Float
C. Decimal
D. Integer
4.Size of an int data type is ____ ?
A. 4 Bytes
B. 8 Bytes
C. Depends on Compiler/System
D. 4 Bytes
5. Sort int in C language is?
A. Basic Datatype of C
B. Qualifier
C. All of the mentioned
D. Basic Datatype of C
6.Data type qualifiers can be classified into?
A. 4
B. 5
C. 2
D. 4
7.The C language defines ____ fundamental data types
A. 3
B. 4
C. 5
D. 3
8.What is Enum datatype syntax?
A. Enum[data type]{const1, const2, const3....}
B. Enum{const1, const2,....}
C. Enum[int datatype]
D. Enum[data type]{const1, const2, const3....}
9.Character literals in C syntax are?
A. A
B. ‘A’
C. “4”
D. A
10.Range of unsigned int is?
A. 0 to 65,535 or 0 to 4,294,967,295
B. 0 to 65,535
C. 0 to 4,294,967,296
D. 0 to 65,535 or 0 to 4,294,967,295
11.Which is not a storage class?
A. Auto
B. Struct
C. Typedef
D. Auto
12.What will be the output of the following program?
A. 1 D 0
B. 1 0 0
C. 0 D 1
D. 1 D 0
13.When did IBM released the first version of its disk operating system DOS version 1.0 ?
A. 1981
B. 1982
C. 1983
D. 1981
14.Which is not a function of Kernel ?
A. Process management
B. Memory management
C. File system management
D. Process management
15.In real time OS, which is most suitable scheduling scheme
A. round robin
B. FCFS
C. pre-emptive scheduling
D. round robin
16.For multiprogramming operating system
A. special support from processor is not essential
B. special support from processor is not essential
C. cache memory is essential
D. special support from processor is not essential
17. Which is single user operating system
A. MS-DOS
B. UNIX
C. XENIX
D. MS-DOS
18.Which operating system reacts in the actual time
A. Batch system
B. Quick response system
C. Real time system
D. Batch system
19.Macintosh computer uses
A. System 7.0
B. AU/X
C. Xenix
D. System 7.0
20.Which technique is used by operating systems to execute several programs concurrently by switching back and forth
A. Partitioning
B. Multitasking
C. Windowing
D. Partitioning
21.Multiprogramming systems
A. Are easier to develop than single programming systems
B. Execute each job faster
C. Execute more jobs in the same time
D. Are easier to develop than single programming systems
22. Operating system is
A. A collection of hardware components
B. A collection of input output devices
C. A collection of software routines
D. A collection of hardware components
23.Which operating system use write through catches
A. UNIX
B. XENIX
C. ULTRIX
D. UNIX
24.Which process is known for initializing a microcomputer with its OS
A. cold booting
B. boot recording
C. booting
D. cold booting
25.Remote computing services involves the use of timesharing and
A. multiprocessing
B. interactive processing
C. batch processing
D. multiprocessing
26.Dijkstra's algorithm deals with
A. mutual exclusion
B. deadlock recovery
C. deadlock avoidance
D. mutual exclusion
27.Daisy chain is a device for
A. connecting a number of controllers to a device
B. connecting a number of controllers to a device
C. all of above
D. connecting a number of controllers to a device
28.A series of statements explaining how the data is to be processed is called
A. instruction
B. compiler
C. program
D. instruction
29.A hardware device which is capable of executing a sequence of instructions, is known as
A. CPU
B. ALU
C. CU
D. CPU
30.With multiprogramming, ______ is used productively.
A. time
B. space
C. money
D. time
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