Lecturer Computer Science Test 32 Online Preparation MCQs

Online Free Taleem is free online MCQ’s test related to Lecturer Computer Science. All the individuals who are going to appear in Lecturer Computer Science written test can attempt these tests in order to prepare for it in best possible way. Our tests of Lecturer of Computer Science include all the important questions and Past Paper of  Lecturer Computer Science, that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

Note:-

There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
Practice this test at least 5 times if you want to secure High Marks.
At the End of the Test you can see your Test score and Rating.
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Test Instructions:-
Test NameLecturer Computer Science 
SubjectComputer Science Test 32
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100
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You have 20 minutes to pass to the quiz.

You have 20 minutes to pass to the quiz.


PPSC Lecturer of Computer Science Test 32

1 / 25

Select instructor.* from instructor, teaches where instructor.ID= teaches.ID; This query does which of the following operation?

2 / 25

Update instructor _____ salary= salary * 1.05; Fill in with correct keyword to update the instructor relation.

3 / 25

Select name ............... instructor name, course id from instructor, teaches where instructor.ID= teaches.ID; Which keyword must be used here to rename the field name ?

4 / 25

‘_ _ _ ‘ matches any string of ______ three characters. ‘_ _ _ %‘ matches any string of at ______ three characters.

5 / 25

Select ................ dept_name from instructor; Here which of the following displays the unique values of the column ?

6 / 25

Insert into employee .................. (1002,Joey,2000); In the given query which of the keyword has to be inserted ?

7 / 25

Select * from employee where salary>10000 and dept_id=101; Which of the following fields are displayed as output?

8 / 25

Select ID, name, dept name, salary * 1.1 where instructor;  The query given below will not give an error. Which one of the following has to be replaced to get the desired output?

9 / 25

Which of the following deletes all tuples in the instructor relation for those instructors associated with a department located in the Watson building which is in department relation:

10 / 25

Which one of the following deletes all the entries but keeps the structure of the relation:

11 / 25

Are useful in SQL update statements, where they can be used in the set clause:

12 / 25

The ............... clause is used to list the attributes desired in the result of a query:

13 / 25

operator is used for appending two strings:

14 / 25

Select * from employee where dept_name=‖Comp Sci‖; In the SQL given above there is an error . Identify the error:

15 / 25

A Delete command operates on ........................relation:

16 / 25

The .................... clause allows us to select only those rows in the result relation of the................... clause that satisfy a specified predicate:

17 / 25

Which of the following statements contains an error?

18 / 25

Select name from instructor where dept name = ‘Physics‘ order by name; By default, the order by clause lists items in ______ order:

19 / 25

Select emp_name from department where dept_name like ‘ _____ Computer Science‘; Which one of the following has to be added into the blank to select the dept_name which has Computer Science as its ending string ?

20 / 25

Which of the following is used to insert a tuple from another relation:

21 / 25

Select name from instructor where salary <= 100000 and salary >= 90000; This query can be replaced by which of the following ?

22 / 25

In SQL the spaces at the end of the string are removed by _______ function:

23 / 25

Select * from instructor order by salary ____, name ___; To display the salary from greater to smaller and name in ascending order which of the following options should be used ?

24 / 25

Select name, course_id from instructor, teaches where instructor_ID= teaches_ID; This Query can be replaced by which one of the following?

25 / 25

Delete from r where P; The above command:

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