cp-unit4

What is the input function that reads a single character, the instant it is typed, without waiting for the Enter key to be hit

• scanf()
• gets()
• getchar()
• getch()

The initialisation expression of the for loop can contain more than one statement separated by a ________

• : (colon)
• , (comma)
• ; (Semi colon)
• . (dot)

When the instructions are executed in the same order, as they appear in a program, then such control of instruction is called as ______________

• Sequence Control Instruction
• Selection or Decision Control Instruction
• Repetition or Loop Control Instruction
• Case Control Instruction

Which is more appropriate for reading a string as given below? "I am studying"

• gets()
• scanf()
• puts()
• printf()

What vlaue is stored in x? X = scanf("%d %d", &a, &b);

• 1
• 2
• 3
• No value

Which of the following is an unconditional control statement, which need to be avoided by a good programmer, in his program.

• exit
• break
• goto
• continue

When the instructions are executed in the same order, as they appear in a program, then such control of instruction is called as ______________

• Sequence Control Instruction
• Selection or Decision Control Instruction
• Repetition or Loop Control Instruction
• Case Control Instruction

do-while is ____________ controlled loop

• entry
• exit
• No condition
• not a

C language has, scanf and printf as built-in I/O functions. To which category does print() function belong to?

• Un-Formatted Input Function
• Formatted Input Function
• Un-Formatted Output Function
• Formatted Output Function

You have written int i, x[10]; for (i=0; I < 20; i++) x[i] = i; What will happen?

• system malfunction
• nothing will happen
• compiler will throw an error
• other data may be overwritten